Best Current Switches (April 2024) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

Current Switch, Self-Powered Current Sensing Switch SZC25-NO-AL-CH AC 0.5-50A...

9.9
CPR Score
Top 2

AC Current Sensing Switch Flameproof Adjustable 0.2~30A IP30 Self-Powered Sen...

9.7
CPR Score
Top 3

Dwyer® Miniature Current Switch, MCS-111050, Solid Core, 5 to 50 A Continuous

9.6
CPR Score
Tips


Our Current Switches Ranking is based on our detailed analysis of 251 Current Switches and over 668 customer reviews. We have compiled the top 30 Best Current Switches you might be interested in and ratings based on product features.

* Cherrypicksreviews.com is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best Current Switches Rated by CherryPicks

Market Overview
Current Switches Reviewed
  • Reviews Analyzed: 668 Items
  • CPR Avg. Rating: 8.5 / 10
30 Products Evaluated
  • Highest Price: $149.05
  • Lowest Price: $10.33
  • Avg. Price: $39.53
Price Disclaimer

Top 30 Current Switches on Amazon (Verified You can Buy)

Top 1

Current Switch, Self-Powered Current Sensing Switch SZC25-NO-AL-CH AC 0.5-50A Adjustable Normally Open Current Sensing Relay for Flash Buzzer Transformer Substation

ViaGasaFamido
2.5591 x 0.9843 x 1.8898 Inches
0.1323 Pounds

Ratings for ViaGasaFamido (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Janfcal -
yapdi-us -

Features

【HIGH PRECISION & STABLE PERFORMANCE】The product features high quality, high precision, stable performance and long service life. It has the advantages of high precision, more stable heart, and long service life. It is an ideal choice for automated industrial equipment and store monitoring.
【FAST RESPONSE & LED INDICATOR】The switch has no new limit, and the speed reaches ms. The LED state indicator provides a convenient and intuitive representation of the operating status of the switch. Through-heart structure design, isolation withstand voltage up to 2000V.
Show More
Top 2

AC Current Sensing Switch Flameproof Adjustable 0.2~30A IP30 Self-Powered Sensing Switch(Normally Closed)

YWBL-WH
YWBL-WHhxgnqre5cf-02
1.9685 x 2.5591 x 0.9843 Inches

Ratings for YWBL-WH (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Partgry-T -

Features

Control of various automatic industrial control equipment, flash, buzzer, relay, single chip, or other power load equipment.
Using the electromagnetic mutual inductance principle of current, the advanced switch output detection, monitoring and protection alarm type products without power supply technology are adopted.
Show More
Top 3

Dwyer® Miniature Current Switch, MCS-111050, Solid Core, 5 to 50 A Continuous

Dwyer
MCS-111050
0.03 Pounds

Ratings for Dwyer (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Process Products -
MeterMall USA -
KHC Shop -

Features

Range: 0.5 to 50 A continuous.
Power Requirements: None, self-powered
Show More
Top 4

Current Sensing Switch Normally Open Current Sensing Switch Adjustable AC 0.2-30A SZC23-NO-AL-CH, JSTXSZ

YWBL-WH
2.5591 x 1.9685 x 0.9843 Inches
0.1323 Pounds

Ratings for YWBL-WH (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Partgry-T -

Features

Self-powered, no external power supply required
Action current 0.2-30A AC,adjustable with a potentiometer
Show More
Top 5

AC Current Sensing Switch Adjustable Current 0.2~30A Flameproof ABS Self Powered Sensing Switch Users Manual (Normally Open)

Walfront
1.9685 x 1.5748 x 1.1811 Inches
0.1543 Pounds

Ratings for Walfront (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
nineone 9,085

Features

✔ Automation Equipment Control -- Control various automation industrial equipment, flashlights, buzzers, relays, microcontrollers, or other electrical load devices. An ideal choice for automated industrial equipment and power monitoring
✔ High Accuracy Stable Performance -- Compared with traditional device, thermal protectors and other devices, it has the advantages of high accuracy, stable performance and long service life. Installation Form: Guide Rail 35mmDIN
Show More
Top 6

Johnson Controls CSD-CF0A0-1 Series CSD Digital Output Current Switch, Clamp/Split Core, Fixed Threshold, 0.15 amps

Johnson Controls
CSD-CF0A0-1

Ratings for Johnson Controls (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Whitfield Electric Co -

Features

Dual function — monitors current and motor start and stop
100% solid-state output — has no moving parts to fail
Show More
Top 7

Normally Open Current Switch Adjustable Isolation The AC Current Monitoring Current Detection Protection AC 0.2-30A SZC23-NO-AL-CH

Hyuduo
1ti8qecxoa
2.5591 x 1.9685 x 0.9843 Inches

Ratings for Hyuduo (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Thenki038 -

Features

Easy To Use: Current sensing switch is self-powered, requires no external power supply, operates at 0.2-30A AC, and can be adjusted with a potentiometer.
Convenient And Intuitive: The switch does not limit the number of opening and closing, the speed reaches ms level, and the LED indicator can indicate the working state of the switch.
Show More
Top 8

Veris H600 Mini Split-Core Go/No Go Current Switch

Veris Industries

Ratings for Veris Industries (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
FAST & FREE SHIPPING -
ProSupplyDirect -
Sentinel Power Inc -
Top 9

Loulensy AC Current Switch Transducer Input 0-200A Switching Max 1A@240V AC

Loulensy
2.7559 x 1.1024 x 3.5039 Inches
0.2205 Pounds

Ratings for Loulensy (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Loulensy -

Features

Turns on AC devices when input current is sensed
Frequency:40-400Hz
Show More
Top 10

CR Magnetics CR9380-PNP-M PNP Transistor Output Split Core Current Switch with Mounting Case, Normally Open, 30 VDC

CR Magnetics
CR9380-PNP-M

Ratings for CR Magnetics (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Current switch for monitoring current flow
Current carrying wire is routed through an aperture
Show More
Top 11

Dwyer® Current Switch, CCS-221100, Split Core, Fixed Set Pt 1.00

Dwyer
0.2 Pounds

Ratings for Dwyer (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Data Alchemy -
Dwyer Instruments LLC 8,024

Features

Output: Normally open, NPN.
Humidity Limits: 0 to 95% (non-condensing).
Show More
Top 12

Veris,Current Switch,Micro,Split-Core,Fixed,NO, H300

Veris
H300
1.56 x 1.68 x 1.08 Inches
0.13 Pounds

Ratings for Veris (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Blackhawk Supply -
Broudy Precision -
Sentinel Power Inc -

Features

Hawkeye 300 go/no go current switches provide a cost-effective solution for monitoring status on unit vents, exhaust fans, recirculation pumps, and other fixed loads where belt loss is not a concern.
Applications: Monitoring on/off status of electrical loads. Monitoring direct-drive units, exhaust fans, and other fixed loads. Verifying lighting run time. On/off status for direct-drive fans, pumps, and process motors. More reliable for status than relays across auxiliary contactsIdeal for direct-drive units, unit vents, fan coil units, exhaust fans, and other fixed loads. Great for lighting status. Less expensive than 277V relays. Low 0.
Show More
Top 13

Dwyer® Current Switch, CCS-121050, Solid Core, Fixed Set Pt 0.50

Dwyer
0.2 Pounds

Ratings for Dwyer (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
KHC Shop -
Dwyer Instruments LLC 8,024
Cherise Trading -

Features

Output: Normally open, NPN.
Humidity Limits: 0 to 95% (non-condensing).
Show More
Top 14

Loulensy AC Current Switch Transducer Input 0-200A Switching Max 0.3A@135V AC/DC

Loulensy
2.7559 x 1.1024 x 3.5039 Inches
0.2205 Pounds

Ratings for Loulensy (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Loulensy -

Features

Turns on AC or DC devices when input current is sensed
Frequency:40-400Hz
Show More
Top 15

Loulensy AC Current Switch Transducer Input 0.01A-1A Switching Max 0.3A@130V AC/DC

Loulensy
2.5 x 1.0039 x 1.6535 Inches
0.1102 Pounds

Ratings for Loulensy (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Loulensy -

Features

Turns on AC or DC devices when input current is sensed
Frequency:40-400Hz
Show More
Top 16

AC Current Switch SZC03-NC-AL-CH Adjustable Current Sensing Switch for Fflash Buzzer Relay and Single-Chip AC 0.5-200A

Walfront
3.5433 x 2.5591 x 0.9843 Inches
0.1764 Pounds

Ratings for Walfront (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Perfurt -

Features

HIGH QUALITY: The shell of current sensing switch is made of self-extinguishing ABS material for long lifespan, durable and safe to use. It has traight-through structure design, isolation withstand voltage up to 2000V, powerful and reliable. Hysteresis is less than 1% and can be used under strong magnetic conditions.
GOOD PERFORMANCE: The switch can open and close without limitation, and the speed reaches the ms level, quick response and low power consumption.
Show More
Top 17

Eboxer Miniature Current Switch, 0.2 to 30A Flameproof Adjustable AC Current Sensing Switch, with Users Manual, Self Powered Sensing Switch for Automated Industrial Equipment(Normally Closed)

eboxer-1
3.937 x 3.1496 x 1.1811 Inches
0.1433 Pounds

Ratings for eboxer-1 (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
eboxer -

Features

HIGH QUALITY SENSING SWITCH: Control various automation industrial equipment, flashlights, buzzers, relays, microcontrollers, or other electrical load devices.
HIGH PERFORMANCE: Compared with traditional device, thermal protectors and other devices, it has the advantages of high accuracy, stable performance and long service life.
Show More
Top 18

Johnson Controls CSD-CF0J0-1 Series CSD Digital Output Current Switch, Clamp/Split Core, Fixed Threshold, 1.5 amps

Johnson Controls
CSD-CF0J0-1

Ratings for Johnson Controls (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
iPodCarParts -

Features

Dual function — monitors current and motor start and stop
100% solid-state output — has no moving parts to fail
Show More
Top 19

lcocove JD 2pcs 30A 125V/250V AC Large Current Rocker Switch ON/Off Switch 4Pins red Light Illuminated Toggle Switch with UL Certificate

lcocove
1
1.378 x 1.1811 x 1.2205 Inches

Ratings for lcocove (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Xuan Feng -

Features

Working Current: 30A
Life time: 10000 times
Show More
Top 20

Dwyer® Current Switch, CCS-211150, Split Core, Adj Set Pt, Min 1.50

Dwyer
0.2 Pounds

Ratings for Dwyer (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Dwyer Instruments LLC 8,024

Features

Output: Normally open, NPN.
Humidity Limits: 0 to 95% (non-condensing).
Show More
Top 21

Veris,Current Switch,SolidCore,Fxd,N.O,250V, H800-HV

Veris
H800-HV
0.2 Pounds

Ratings for Veris (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Sentinel Power Inc -

Features

Hawkeye 800 go/no go current switches provide a cost-effective solution for monitoring status on unit vents, exhaust fans, recirculation pumps, and other fixed loads where belt loss is not a concern
APPLICATIONS Monitoring on/off status of electrical loads Monitoring direct-drive units, exhaust fans, and other fixed loads Verifying lighting run times On/off status for direct-drive fans, pumps, and process motors More reliable for status than relays across auxiliary contacts Ideal for direct-drive units, unit vents, fan coil units, exhaust fans, and other fixed loads Great for lighting status less expensive than 277V relays Removable mounting bracket provides installation flexibility
Show More
Top 22

TPI 2SW 2 Speed Wall Switch and Plate

TPI
2SW

Ratings for TPI (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

For use with belt drive whole house fan
Package Dimensions: 7.2 L x 12.4 H x 8.5 W (centimeters)
Show More
Top 23

Johnson Controls CSD-CA1G1-1 Series CSD Digital Output Current Switch with LED Display, Clamp/Split Core, Adjustable Threshold, 1.25 amps, 24 V SPST

Johnson Controls
CSD-CA1G1-1
2.85 x 1.48 x 1.75 Inches

Ratings for Johnson Controls (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Ebargainworld -
ProSupplyDirect -

Features

Dual function — monitors current and motor start and stop
100% solid-state output — has no moving parts to fail
Show More
Top 24

Johnson Controls CSD-SF0C0-1 Current Sensing Relay, 0.25A, Self Powered

Johnson Controls
CSD-SF0C0-1
0.0006 Pounds

Ratings for Johnson Controls (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Dual function — monitors current and motor start and stop
100% solid-state output — has no moving parts to fail
Show More
Top 25

Johnson Controls CSD-CF0J1-1 Series CSD Digital Output Current Switch, Clamp/Split Core, Fixed Threshold, 1.5 amps, 24 V SPST

Johnson Controls
CSD-CF0J1-1

Ratings for Johnson Controls (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Dual function — monitors current and motor start and stop
100% solid-state output — has no moving parts to fail
Show More
Top 26

Loulensy AC Current Switch Transducer Input 0.5A-50A Switching Max 0.3A@130V AC/DC

Loulensy
2.5 x 1.0039 x 1.6535 Inches
0.1102 Pounds

Ratings for Loulensy (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Loulensy -

Features

Turns on AC or DC devices when input current is sensed
Frequency:40-400Hz
Show More
Top 27

Motorcraft Switch

Motorcraft
SW7259
2.64 x 2.64 x 8.5 Inches
0.4 Pounds

Ratings for Motorcraft (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
166 Auto Inc 2,746

Features

Package Dimensions: 7.25 L x 1.5 H x 1.88 W (inches)
Package Weight: 0.4 pounds
Show More
Top 28

Loulensy AC Current Switch Transducer Input 1.5A-200A Switching Max 0.3A@135V AC/DC Split Core

Loulensy
2.7559 x 1.1024 x 3.5039 Inches
0.2205 Pounds

Ratings for Loulensy (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Loulensy -

Features

Turns on AC or DC devices when input current is sensed
Frequency:40-400Hz
Show More
Top 29

AC 0.5-50A Current Sensing Switch,SZC25-NC-AL-CH Current Relay Monitoring,Adjustable Normally Close Current Switch,

Liccx
Liccxmqv2dxsy38
0.1213 Pounds

Ratings for Liccx (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Zhiyavex-US -
ANGEL QUEEN OFFICE CHAIR -

Features

100% brand new and high quality.
High precision, more stable and long service life
Show More
Top 30

AC Current Switch 40-400Hz Normally On AC Current Sensing Switch Current Sener Switch for Automated Equipment (Normally Open)

Oumefar
1.9685 x 1.5748 x 1.1811 Inches
0.1433 Pounds

Ratings for Oumefar (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Kerlife-US -

Features

【Current Monitoring Switch】The current sense switch is for safety, simple, and convenient monitoring or detection of current in the electrical equipment
【Wildly Used】AC current sensing switch is suitable in substation, frequency conversion speed control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other automation industries that need current monitoring
Show More

Top 10 Current Switches - Verified to Buy (Apr. 2024)

Top 10 Current Switches Brands on Amazon

Here is the list of top-rated brands that were evaluated by CherryPicks.

  • ViaGasaFamido
  • YWBL-WH
  • Dwyer
  • Walfront
  • Johnson Controls
  • Hyuduo
  • Veris Industries
  • Loulensy
  • CR Magnetics
  • Veris

Top 10 Current Switches 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.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 166 Auto Inc 1,616 4.9
🥈 Dwyer Instruments LLC 714 4.8
🥉 nineone 562 4.7
4 ProSupplyDirect 513 4.7
5 Partgry-T 483 4.7
6 Data Alchemy 454 3.6
7 Amazon.com 385 4.7
8 Process Products 362 4.9
9 Perfurt 359 4.7
10 Thenki038 338 4.7
View or download top Current Switches seller & rating report
166 Auto Inc [1616] Dwyer Instruments LLC [714] nineone [562] ProSupplyDirect [513] Partgry-T [483] Data Alchemy [454] Amazon.com [385] Process Products [362] Perfurt [359] Thenki038 [338] 166 Auto Inc 28% Dwyer Instruments LLC 12% nineone 10% ProSupplyDirect 9% Partgry-T 8% Data Alchemy 8% Amazon.com 7% Process Products 6% Perfurt 6% Thenki038 6%

[Get] Current Switches 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 ShippingExclusive Member DealsPrime VideoBuy With PrimeAmazon MusicPrime Gaming, and more.

Shop Prime Current Switches 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 Industrial Electrical 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 Current Switches to buy for new April 2024?

CherryPicks’s Methodology for Evaluating Current Switches

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 Industrial Electrical 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 Current Switches reviews based on our selection criteria. It helped us shortlist the top qualified and rated Current Switches for Industrial Electrical, We found that most customers choose Current Switches with an average price of $39.53, and the top brands are Motorcraft, Walfront, YWBL-WH, TPI, Hyuduo, ViaGasaFamido, Johnson Controls, eboxer-1, Dwyer, Oumefar, Liccx, Loulensy, Veris Industries, lcocove, CR Magnetics And Veris. 

Then our expert-level editors reviewed all those quality items and selected the top 30 Current Switches for you, We have researched hundreds of sellers and picked the top sellers for Industrial Electrical, including 166 Auto Inc, Dwyer Instruments LLC, nineone, ProSupplyDirect, Partgry-T, Data Alchemy, Amazon.com, Process Products, Perfurt, Thenki038, eboxer And Ebargainworld. The Current Switch, Self-Powered Current Sensing Sw... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 4 consumers with an average rating of 5.0.

We've helped a lot of satisfied users get the right Industrial & Scientific product based on their needs, and save lots of time for them to pick Current Switches to buy.


Written By Thomas Joseph

Thomas Joseph has over 7 years of working experience with a reputation science laboratory. He is a father, a writer, and a pet lover. He would be sharing his expert knowledge on Industrial and scientific equipment to help us make the right purchase.