Top 29 Rinnai Tankless Water Heaters on Amazon (Verified You can Buy)
NEW Rinnai RX130iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 7.1 GPM, 130,000 BTU
Rinnai
RX130iN
19.0 x 19.0 x 31.0 inches
54.0 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This condensing propane and natural gas tankless water heater from Rinnai is only the size of a small suitcase, but provides up to 7.1 GPM (4 fixtures at once)
Top 2
Best for 11 GPM
Rinnai CXP199iN High Efficiency Plus Natural Gas Interior Tankless Water Heater, 11 GPM
Rinnai
CXP199iN
30.11 x 18.5 x 30.11 inches
63.0 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
Super High Efficiency for Lower Energy Costs: Boasting an impressive thermal efficiency rating of 97%, this tankless water heater optimizes energy usage, helping to significantly reduce operational costs
Rinnai V53DeN Tankless Hot Water Heater, 5.3 GPM, Natural Gas, Outdoor Installation
Rinnai
V53DeN
18.0 x 18.0 x 31.2 Inches
33.0 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| Big Frog Supply | - | ✅ | ✅ | ✅ |
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
| EXPRESS DISTRIBUTION | - | ❌ | ❌ | ❌ |
Features
Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary.
Top 4
Best for 15 GPM
Rinnai REP199eN Smart-Circ Natural Gas Tankless Water Heater
Rinnai
REU-VEP2737WD-US-N
10.77 x 14.05 x 24.64 inches
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
Smart-Circ Intelligent Recirculation: Tankless hot water heater offers a built-in recirculation pump and Smart-Circ technology that learns your water use patterns, then schedules pump and recirculation accordingly for energy efficiency and convenience
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing outdoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 7.6 GPM (6 fixtures at once)
Rinnai RE140iP Non-Condensing Propane Tankless Water Heater, Up to 5.3 GPM, Indoor Installation, 140,000 BTU
Rinnai
RE140iP
10.77 x 14.05 x 27.28 inches
48.5 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
| Voomi Supply | - | ❌ | ❌ | ❌ |
Features
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 5.3 GPM (5 fixtures at once)
Top 6
Rinnai RE199iP Non-Condensing Propane Tankless Water Heater, Up to 9.8 GPM, Indoor Installation, 199,000 BTU
Rinnai
REU-VE2737FFD-US-P
10.77 x 14.05 x 27.28 inches
53.4004 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 7.6 GPM (6 fixtures at once)
Rinnai RUCS75iN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation
Rinnai
RUCS75iN
22.0 x 14.5 x 35.0 inches
63.0 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ✅ | ✅ | ✅ |
| Amazon.com | - | ✅ | ✅ | ✅ |
| Buildcom | 965 | ❌ | ❌ | ❌ |
| CC's Affordable Home Improvements | - | ❌ | ❌ | ❌ |
Features
Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
Top 8
Rinnai RE199eP Non-Condensing Propane Tankless Water Heater
Rinnai
REU-VE2737WD-US-P
10.77 x 14.05 x 24.64 Inches
52.8007 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing outdoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 7.6 GPM (6 fixtures at once)
Rinnai RE180iN Non-Condensing Natural Gas Tankless Water Heater, Up to 8.5 GPM, Indoor Installation, 180,000 BTU
Rinnai
REU-VE2432FFD-US-N
10.77 x 14.05 x 27.28 inches
54.0 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Buildcom | 965 | ❌ | ❌ | ❌ |
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 6.9 GPM (5 fixtures at once)
Top 10
Best for Rheem
Best for Inline
Best for Tanked
Best for Electric
Best for NG
Best for Thermostat
Best for Whole House
Best for Rheem
Best Tankless Water Heaters
Best for Takagi
Best for Noritz
Best for Rheem
Best for EcoSmart
Best for FOGATTI
Best for GASLAND
Best for Eccotemp
Best for AO Smith
Best for 2 GPM
Best for 4 GPM
Best for 5 GPM
Best for 7 GPM
Best for 8 GPM
Best for 9 GPM
Best for 10 GPM
Best for 11 GPM
Best for 12 GPM
Best for 14 GPM
Best for 15 GPM
Rheem 11kW 240V Tankless Electric Water Heater
Rheem
RTEX-11
12.63 x 8.25 x 3.63 inches
7.0548 Pounds
99,8%
Ratings for Rheem (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| Plumber's Paradise | - | ✅ | ✅ | ✅ |
| CASA CAYOS | - | ✅ | ✅ | ✅ |
| AXY Co | - | ✅ | ✅ | ✅ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Trena's Liquidation LLC | - | ❌ | ❌ | ❌ |
| MTL Retailers | - | ❌ | ❌ | ❌ |
Features
ON/OFF Dial Control with adjustable digital temperature display
Self-modulating power control
Rinnai RE140iN Non-Condensing Natural Gas Tankless Water Heater, Up to 5.3 GPM, Indoor Installation, 140,000 BTU
Rinnai
REU-VE1720FFD-US-N
10.77 x 14.05 x 27.28 inches
50.7504 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 5.3 GPM (5 fixtures at once)
Rinnai RUCS65IP Tankless Hot Water Heater, 6.5 GPM, Propane, Indoor Installation
Rinnai
RUCS65iP
22.0 x 14.5 x 35.0 inches
62.0 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
Top 13
Best for Rheem
Best for Inline
Best for Tanked
Best for Electric
Best for Whole House
Best for Rheem
Best Tankless Water Heaters
Best for Rheem
Best for AO Smith
Best for 2 GPM
Best for 3 GPM
Best for 5 GPM
Best for 6 GPM
Best for 7 GPM
Best for 8 GPM
Best for 9 GPM
Best for 10 GPM
Best for 11 GPM
Best for 12 GPM
Best for 14 GPM
Best for 15 GPM
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
Rheem
RTEX-24
18.25 x 14.5 x 3.5 inches
17.8 pounds
99.8% Energy efficient
Ratings for Rheem (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| GM Not Mo | - | ✅ | ✅ | ✅ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Sunny ING | - | ❌ | ❌ | ❌ |
| Nantek | - | ❌ | ❌ | ❌ |
| Columbiatradestock (S/N Info Recorded) | - | ❌ | ❌ | ❌ |
| Trena's Liquidation LLC | - | ❌ | ❌ | ❌ |
| MTL Retailers | - | ❌ | ❌ | ❌ |
Features
ON/OFF Dial Control with adjustable digital temperature display
Self-modulating power control
Top 14
Best for Inline
Best for Tanked
Best for Electric
Best for Boiler
Best for 40 Gallon
Best for 80 Gallon
Best Tankless Water Heaters
Best for Noritz
Best for AO Smith
Best for 2 GPM
Best for 3 GPM
Best for 5 GPM
Best for 6 GPM
Best for 7 GPM
Best for 9 GPM
Best for 10 GPM
Best for 11 GPM
Best for 12 GPM
Best for 14 GPM
Best for 15 GPM
14kW Tankless Water Heater Electric, ORBEK On Demand Instant Hot Water Heater 240V, Max 3.38 GPM, Supply for 1-2 Fixtures, ETL Certified, Indoor Installation, New Upgraded 2.0
Orbek
14kW 2.0 Model
9.5 x 9.5 x 14.2 Inches
Ratings for Orbek (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Westinghouse Home Comfort Direct | - | ❌ | ❌ | ❌ |
Features
Note: Please ensure the household circuit breaker panel has a total current capacity of at least 150 amps. Our Orbek tankless water heater electric 14kw requires a 240V/60AMP two-pole breaker, 1 set of 6 AWG wires and 1/2" NPT water connections.
Instant Hot Water Supply: Orbek electric tankless water heater 240v can provides max 3.38 GPM of on demand endless hot water and ensure comfortable hot water for 2-3 points of use
Top 15
Best for Inline
Best for Indoor
Best for Whole House
Best for Residential
Best for High Efficiency
Best Gas Water Heaters
Best for 30 Gallon
Best for 40 Gallon
Best for 50 Gallon
Best for 60 Gallon
Best for 75 Gallon
Best for 80 Gallon
Best for Tankless
Best for 3 GPM
Best for 4 GPM
Best for 5 GPM
Best for 7 GPM
Best for 9 GPM
ThermoMate CZ422NG Natural Gas Tankless Water Heater, Up to 5 GPM 113,000 BTU, High Efficiency Instant On-Demand Hot Water for Whole House Use, Indoor Residential Water Heater with Multi-Point Heating
thermomate
CZ422NG
13.77 x 13.77 x 21.65 inches
22.0 Pounds
Ratings for thermomate (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| ThermoMate Official | - | ❌ | ❌ | ❌ |
Features
[Max 5 GPM & 113,000 BTU] - The ThermoMate instant hot water heater can supply two showers simultaneously, each delivering 105°F water at a flow rate of 2 GPM, based on an inlet water temperature of 65°F. No waiting time, no cold water shocks, perfect for busy households. Adopting advanced water flow sensor, the built-in chip can adjust the heating power 20,000 times per second, ensuring that the hot water within ±1℉ fluctuations for a comfortable shower experience.
[Safety & Reliable] - This gas tankless water heater integrates 8 protections: boil-dry, freeze, flame-out, overheating, over-temperature, pipe blockage, high-temperature lock, and excessive air pressure. Equipped with 4 ceramic heating cores, it auto-activates frost protection when temperatures hit 41°F (5℃). The energy-smart system uses minimal electricity to generate gentle warmth, preventing pipe ice buildup without high energy costs.
Top 16
Best for Rheem
Best for LP
Best for Propane Liquid
Best for Outdoor
Best for High Efficiency
Best for Rheem
Best Gas Water Heaters
Best for 50 Gallon
Best for Tankless
Best for 50 Gallon
Best for Rheem
Best for 3 GPM
Best for 7 GPM
Rheem RTG-70XLP-3 High Efficiency Non-Condensing Outdoor Tankless Liquid Propane Water Heater 7.0 GPM, 160,000 BTUs
Rheem
RTG-70XLP-3
9.4 x 13.5 x 20.75 inches
39.25 Pounds
Ratings for Rheem (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
High-efficiency tankless gas water heater delivers up to 7.0 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
Powered by liquid propane with 160,000 BTUs, this durable tankless unit ensures fast, reliable hot water—even during peak household demand.
Top 17
Best for Rheem
Best for Outdoor
Best for High Efficiency
Best for Rheem
Best Gas Water Heaters
Best for 40 Gallon
Best for 50 Gallon
Best for 60 Gallon
Best for 80 Gallon
Best for Tankless
Best for 50 Gallon
Best for Takagi
Best for Rheem
Best for 3 GPM
Best for 10 GPM
Best for 15 GPM
Rheem RTG-84XLN-3 High Efficiency Non-Condensing Outdoor Tankless Natural Gas Water Heater 8.4 GPM, 180,000 BTUs
Rheem
RTG-84XLN-3
9.4 x 13.5 x 20.75 inches
39.25 Pounds
Ratings for Rheem (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Columbiatradestock (S/N Info Recorded) | - | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
High-efficiency tankless gas water heater delivers up to 8.4 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
Powered by natural gas with 180,000 BTUs, this durable tankless unit ensures fast, reliable hot water—even during peak household demand.
Top 18
Best for Rinnai
Best for Indoor
Best for High Efficiency
Best for Rinnai
Best for Tankless
Best for 9 GPM
Rinnai RE199iN Non-Condensing Natural Gas Tankless Water Heater, Up to 7.6 GPM, Indoor Installation, 199,000 BTU
Rinnai
REU-VE2737FFD-US-N
10.77 x 14.05 x 27.28 inches
52.1 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Rhino Supply | - | ✅ | ✅ | ✅ |
| Amazon.com | - | ✅ | ✅ | ✅ |
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
| Voomi Supply | - | ❌ | ❌ | ❌ |
Features
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 7.6 GPM (6 fixtures at once)
Rinnai CU160iN Commercial Natural Gas Condensing Tankless Water Heater, Indoor Installation, 9 GPM
Rinnai
CU160iN
22.05 x 14.76 x 33.86 inches
72.3 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Westcoastsales | - | ❌ | ❌ | ❌ |
Features
Energy and Space Efficient Tankless Hot Water Heater: Our commercial hot water heaters feature a space-saving design that conserves energy as it heats only when necessary; Multiple venting options offer installation flexibility
Optimal Water Pressure: This tankless water heater offers a high-performance 9 GPM hot water flow rate for the powerful, constant stream your business needs
Combi Boiler CH 120K BTU/DHW 199K BTU
Rinnai
IP120199C
18.5 x 18.5 x 26.4 Inches
82.7 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Unmatched Energy Efficiency: The Rinnai I-Series Plus Water Boiler provides significant energy savings with up to a 96% AFUE rating, making it an excellent choice for cost-conscious professionals
Smart Home Compatibility: Featuring Smart Connect technology, these Rinnai Combi Boilers offer Wi-Fi remote access and Bluetooth connectivity through the Rinnai Central App, allowing for convenient monitoring and management
Top 21
Best for Rheem
Best for EcoSmart
Best for 2 GPM
Best for 3 GPM
Best for 4 GPM
Best for 6 GPM
Best for 9 GPM
Best for 12 GPM
Best for 14 GPM
Westinghouse 14kW Tankless Water Heater Electric 240V, Wifi, ETL, Gray
Westinghouse
9.56 x 9.56 x 12.59 Inches
Ratings for Westinghouse (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Westinghouse Home Comfort Direct | - | ❌ | ❌ | ❌ |
Features
【Dedicated Circuit Requirements & Installation】This Westinghouse tankless water heater electric requires a dedicated 60A double-pole breaker and 6 AWG wire at 240V for stable, safe operation. With 1/2" NPT connections and a compact wall-mountable design at just 12.59"H x 9.56"W x 3.28"D that takes zero floor space, this Westinghouse electric tankless water heater offers quick, hassle-free installation—whether new build or replacement, just as you'd expect from a genuine Westinghouse tankless water heater.
【3s Instant Heating& Strong GPM Output】This Westinghouse electric tankless water heater 240v delivers hot water in just 3 seconds with 98% thermal efficiency. The minimum start-up flow rate is 0.53 GPM.When inlet temperature is 62°F and outlet is set to 105°F, flow reaches 3.4 GPM—supporting 2 water points simultaneously. This on demand water heater brings endless instant hot water to your daily routine. That's the reliable performance you expect from a 14kW Westinghouse tankless water heater electric.
Rinnai CX199iN Condensing Smart Sense Commercial Natural Gas or Propane Tankless Water Heater, 199,000 BTU, 11.1 GPM
Rinnai
CX199iN
30.11 x 18.5 x 30.11 Inches
59.9657 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
| The Portland Group | - | ❌ | ❌ | ❌ |
Features
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
Super High Efficiency for Lower Energy Costs: Boasting an impressive thermal efficiency rating of 97%, this tankless water heater optimizes energy usage, helping to significantly reduce operational costs
NEW Rinnai RX160iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 9 GPM, 160,000 BTU
Rinnai
RX160iN
19.0 x 19.0 x 31.0 inches
54.0 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
| Standard Plumbing Supply | - | ❌ | ❌ | ❌ |
Features
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This condensing propane and natural gas tankless water heater from Rinnai is only the size of a small suitcase, but provides up to 9 GPM (6 fixtures at once)
Rinnai RXP160iN Condensing Smart Sense Tankless Water Heater
Rinnai
RXP160iN
19.0 x 19.0 x 31.0 inches
57.0 pounds
0.97
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
One Model, Anywhere: This Rinnai tankless water heater is installable indoors or outdoors thanks to our new Versa Vent and powered by either propane or natural gas thanks to a Smart Sense gas control system; RX-OVC vent cap required for outdoor install
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This condensing propane and natural gas tankless water heater from Rinnai is only the size of a small suitcase, but provides up to 9 GPM (6 fixtures at once)
Rinnai RUR199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
Rinnai
RUR199iN
22.05 x 14.76 x 33.86 inches
84.0 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Big Frog Supply | - | ✅ | ✅ | ✅ |
| Voomi Supply | - | ❌ | ❌ | ❌ |
Features
Discontinued. Please see new model RSC199iN
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
Top 26
Best for Rinnai
Rinnai RUS75eP Tankless Hot Water Heater, 7.5 GPM, Propane, Outdoor Installation
Rinnai
RUS65EP
22.0 x 14.5 x 35.0 Inches
63.0 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
| eFaucets | 9,547 | ✅ | ✅ | ✅ |
Features
Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
Rinnai RE199eN Non-Condensing Natural Gas Tankless Water Heater, Up to 9.8 GPM, Outdoor Installation, 199,000 BTU
Rinnai
REU-VE2737WD-US-N
10.77 x 14.05 x 24.64 inches
53.2505 pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Voomi Supply | - | ❌ | ❌ | ❌ |
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
| The Portland Group | - | ❌ | ❌ | ❌ |
Features
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing outdoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 7.6 GPM (6 fixtures at once)
Top 28
Best for Rinnai
Rinnai RE160iP Non-Condensing Propane Tankless Water Heater, Up to 6.6 GPM, Indoor Installation, 160,000 BTU
Rinnai
REU-VE2125FFD-US-P
10.77 x 14.05 x 27.28 inches
48.5 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
| Voomi Supply | - | ❌ | ❌ | ❌ |
Features
Smart Design: Improved design of tankless hot water heater only heats when necessary to conserve energy; Speeds installation and enhances serviceability with a cleaner internal layout; LED screen provides service reminders and error codes
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 6.1 GPM (5 fixtures at once)
Top 29
Rinnai REP199iN Smart-Circ Natural Gas Tankless Water Heater
Rinnai
REU-VEP2737FFD-US-N
10.77 x 14.05 x 27.28 Inches
52.9991 Pounds
Ratings for Rinnai (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| eFaucets | 9,547 | ❌ | ❌ | ❌ |
Features
Smart-Circ Intelligent Recirculation: Tankless hot water heater offers a built-in recirculation pump and Smart-Circ technology that learns your water use patterns, then schedules pump and recirculation accordingly for energy efficiency and convenience
Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: This non-condensing indoor tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 7.6 GPM (6 fixtures at once)
Top 10 Rinnai Tankless Water Heaters - Verified to Buy (October 2026)
- 1. NEW Rinnai RX130iN Condensing Smart Sense Natural Gas or Propane...
- 2. Rinnai CXP199iN High Efficiency Plus Natural Gas Interior Tankless Water...
- 3. Rinnai V53DeN Tankless Hot Water Heater, 5.3 GPM, Natural Gas,...
- 4. Rinnai REP199eN Smart-Circ Natural Gas Tankless Water Heater
- 5. Rinnai RE140iP Non-Condensing Propane Tankless Water Heater, Up to 5.3...
- 6. Rinnai RE199iP Non-Condensing Propane Tankless Water Heater, Up to 9.8...
- 7. Rinnai RUCS75iN Tankless Hot Water Heater, 7.5 GPM, Natural Gas,...
- 8. Rinnai RE199eP Non-Condensing Propane Tankless Water Heater
- 9. Rinnai RE180iN Non-Condensing Natural Gas Tankless Water Heater, Up to...
- 10. Rheem 11kW 240V Tankless Electric Water Heater
Top 5 Rinnai Tankless Water Heaters Brands on Amazon
Here is the list of top-rated brands that were evaluated by CherryPicks.
- Rinnai
- Rheem
- Orbek
- thermomate
- Westinghouse
Related Rinnai Tankless Water Heaters Guides
For more personalized Rinnai Tankless Water Heaters guides, Check those pages,
Brand
Top 10 Rinnai Tankless Water Heaters Sellers: CPR Seller Rank List
CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.
- 1. Buildcom : 51,684 Yearly Feedback , Avg. Ratings 4.5
- 2. eFaucets : 7,127 Yearly Feedback , Avg. Ratings 4.4
- 3. Big Frog Supply : 6,523 Yearly Feedback , Avg. Ratings 4.5
- 4. Westcoastsales : 2,312 Yearly Feedback , Avg. Ratings 4.6
- 5. Voomi Supply : 2,310 Yearly Feedback , Avg. Ratings 4.1
- 6. Plumber's Paradise : 2,222 Yearly Feedback , Avg. Ratings 4.8
- 7. The Portland Group : 973 Yearly Feedback , Avg. Ratings 4.9
- 8. MTL Retailers : 499 Yearly Feedback , Avg. Ratings 4.1
- 9. Standard Plumbing Supply : 417 Yearly Feedback , Avg. Ratings 3.6
- 10. Amazon.com : 386 Yearly Feedback , Avg. Ratings 4.7
| Rank | Name | Yearly Feedbacks | Avg. Ratings |
|---|---|---|---|
| 🥇 | Buildcom | 51,684 | 4.5 |
| 🥈 | eFaucets | 7,127 | 4.4 |
| 🥉 | Big Frog Supply | 6,523 | 4.5 |
| 4 | Westcoastsales | 2,312 | 4.6 |
| 5 | Voomi Supply | 2,310 | 4.1 |
| 6 | Plumber's Paradise | 2,222 | 4.8 |
| 7 | The Portland Group | 973 | 4.9 |
| 8 | MTL Retailers | 499 | 4.1 |
| 9 | Standard Plumbing Supply | 417 | 3.6 |
| 10 | Amazon.com | 386 | 4.7 |
[Get] Rinnai Tankless Water Heaters Deals (✅Exclusively for Prime)
What does "Amazon Fulfilled" Mean?
Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.
When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.
What does "Prime" Mean?
"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.
Prime members also have access to other benefits, including 2-Day Shipping, Exclusive Member Deals, Prime Video, Buy With Prime, Amazon Music, Prime Gaming, and more.
Shop Prime Rinnai Tankless Water Heaters Deals
What does "Free Shipping" Mean?
"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.
Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.
Why Should You Trust Us?
Now hundreds and thousands of Rough Plumbing supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Rinnai Tankless Water Heaters to buy for new October 2026?
CherryPicks’s Methodology for Evaluating Rinnai Tankless Water Heaters
We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Rough Plumbing items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.
We collected and analyzed 251 of Rinnai Tankless Water Heaters reviews based on our selection criteria. It helped us shortlist the top qualified and rated Rinnai Tankless Water Heaters for Rough Plumbing, We found that most customers choose Rinnai Tankless Water Heaters with an average price of $965.84, and the top brands are Westinghouse, Rheem, thermomate And Rinnai.
Then our expert-level editors reviewed all those quality items and selected the top 29 Rinnai Tankless Water Heaters for you, We have researched hundreds of sellers and picked the top sellers for Rough Plumbing, including Amazon Resale, Buildcom, eFaucets, Big Frog Supply, Westcoastsales, Voomi Supply, Plumber's Paradise, The Portland Group, MTL Retailers, Standard Plumbing Supply, Amazon.com And ThermoMate Official. The NEW Rinnai RX130iN Condensing Smart Sense Natur... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 46 consumers with an average rating of 4.6.
We've helped a lot of satisfied users get the right Tools & Home Improvement product based on their needs, and save lots of time for them to pick Rinnai Tankless Water Heaters to buy.
Looking for a great home and kitchen product reviewer? Jack is here to make sure you only buy the best home items for your budget. He is good at product testing, pushing them beyond their limits to discover what isn't obvious from just using products casually.