Jienk Buying Guide & Brand Review (Aug. 2026 Updated)

At a Glance: Top Jienk Picks

Top 1

Jienk 20PCS Black Aluminum Heat Sink with Thermal Conductive Adhesive Tape, 9...

Top 2

Jienk 20PCS Black Aluminum Heat Sink with Thermal Conductive Adhesive Tape, 9...

Top 3

Jienk 2PCS Aluminum Heat Sink with Thermal Conductive Adhesive Tape, 80×40×11...

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Market Overview
Jienk Reviewed
  • Reviews Analyzed: 1,098 Items
  • CPR Avg. Rating: 9.2 / 10
26 Products Evaluated
  • Highest Price: $26.99
  • Lowest Price: $5.06
  • Avg. Price: $12.64
Price Disclaimer

Top 15 Jienk Products On Amazon (Verified to buy)

Jienk 20PCS Black Aluminum Heat Sink with Thermal Conductive Adhesive Tape, 9×9×5mm Heatsink Cooler for Cooling VRM GPU Stepper Driver MOSFET VRam Regulators

Jienk
JT371-374
0.35 x 0.35 x 0.2 inches
0.1808 pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -
Amazon Resale -

Features

9mm anodized aluminum heatsink; Dimension: 0.35 x 0.35 x 0.20 inch / 9 x 9 x 5mm (L*W*H)
Pre-applied blue thermal conductive adhesive tape backing, easy attach to the application with no cutting to do.
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Top 2

Jienk 20PCS Black Aluminum Heat Sink with Thermal Conductive Adhesive Tape, 9×9×12mm Heatsink Cooler for Cooling VRM GPU Stepper Driver MOSFET VRam Regulators

Jienk
JT736
0.12 pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

9mm anodized aluminum heatsink; Dimension: 0.35 x 0.35 x 0.47 inch / 9 x 9 x 12mm (L*W*H)
Pre-applied blue thermal conductive adhesive tape backing, easy attach to the application with no cutting to do.
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Top 3

Jienk 2PCS Aluminum Heat Sink with Thermal Conductive Adhesive Tape, 80×40×11mm Heatsink Cooler for Cooling VRM GPU Stepper Driver 3D Printer Stepper Motor

Jienk
3.15 x 1.57 x 0.43 Inches
0.12 pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

80mm anodized aluminum heatsink; Dimension: 3.15 x 1.57 x 0.43 inch / 80 x 40 x 11mm (L*W*H)
Pre-applied blue thermal conductive adhesive tape backing, easy attach to the application with no cutting to do.
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Top 4

Jienk 5Pcs 3.2Ft 22AWG USB 2.0 Male 2Pin Pigtail Cable, 3A 5V USB Type A 2 Core Bare Wire Open End Extension for DIY Repair

Jienk
Jienk-5Pcs-3.2Ft-22AWG-USB2.0-Male-2Pin
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

【Durable】Pure copper conductor with tight interface connections that are not easily disconnected, all copper core wire cable. It can be bent at will and fast charging.
【Reliable】USB 2.0 pigtail cable one end is USB Type-A interface, the other end is 2-wire bare wire. Red positive electrode, black negative electrode.
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Top 5

Jienk 5Pcs 1Ft 30CM 22AWG USB 2.0 Male 2Pin Pigtail Cable, 3A 5V USB Type A 2 Core Bare Wire Open End Extension Cable for DIY Repair Cable, Black

Jienk
Jienk-USB2.0-22AWG-3A-30CM-2Pin
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

【Durable】Pure copper conductor with tight interface connections that are not easily disconnected, all copper core wire cable. It can be bent at will and fast charging.
【Reliable】USB 2.0 pigtail cable one end is USB Type-A interface, the other end is 2-wire bare wire. Red positive electrode, black negative electrode.
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Top 6

Jienk 20PCS Pneumatic Cap Style Plug Fitting, Push-to-Connect Fitting Plug for 1/4 5/16 3/8 1/2 Tube Air Line Fittings

Jienk
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

【Durable】This fitting has PBT body with POM release button and zinc alloy ferrule. Operating Pressure: 0~145 Psi. High pressure resistance, corrosion resistance and a long service life. High pressure resistance, corrosion resistance and a long service life.
【Good Sealing Performance】Stainless steel tube gripping claw makes the grip force stronger, not easy to trip or leak.
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Top 7

Jienk 2Packs Pneumatic 304 Stainless Steel Male Elbow 1/4" Tube OD x 1/4" NPT Thread Push to Connect Air Fittings,90 Degree Quick Connector for Air Compressor Air Horn Air Bag

Jienk
JT192-194
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

【Durable】This fitting has 304 Stainless steel body and zinc alloy ferrule. Suitable for high temperature and humid environment, corrosion resistance and a long service life.
【Good Sealing Performance】Stainless steel tube gripping claw makes the grip force stronger, not easy to trip or leak. External tightening with a flat wrench or socket wrench.
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Jienk 4PCS Black Aluminum Heat Sink with Thermal Conductive Adhesive Tape, 40×40×20mm Heatsink Cooler for Cooling VRM GPU Stepper Driver 3D Printer Stepper Motor

Jienk
JT371-374
1.57 x 1.57 x 0.79 Inches
0.2403 pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

40mm anodized aluminum heatsink; Dimension: 1.57 x 1.57 x 0.79 inch / 40 x 40 x 20mm (L*W*H)
Pre-applied blue thermal conductive adhesive tape backing, easy attach to the application with no cutting to do.
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Top 9

Jienk 5PCS Pneumatic Male Straight 1/2" Tube OD x 3/8" NPT Thread Push to Connect Air Fittings, Quick Connector for Air Ride Air Horn Air Compressor

Jienk
PC1/2-N03
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

【Durable】This fitting has nickel plated brass body with POM release button and zinc alloy ferrule. Operating Pressure: 0~145 Psi. High pressure resistance, corrosion resistance and a long service life.
【Push Lock】Quick connect fittings easy to install and remove, just one touch to connect the tube. The release ring adopts ellipse design, removed conveniently.
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Jienk 10PCS Male Elbow 3/8" Tube OD x 1/4" NPT Push to Connect Fittings

Jienk
PL3/8-N02
0.2205 Pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -
Amazon Resale -

Features

【Durable】This fitting has a strong PBT housing with POM release button and zinc alloy ferrule. The thread port adopts nickel plated brass material. High pressure resistance, corrosion resistance and a long service life.
【Good Sealing Performance】Stainless steel tube gripping claw makes the grip force stronger, not easy to trip or leak. External tightening with a flat wrench or socket wrench.
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Top 11

Jienk 5Pcs 4-Pin 300V 8A KF2EDGK 3.5mm Pitch Screw Terminal Block Connector for 28-16AWG

Jienk
JT376-382
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

【Terminal Pitch】3.5mm/ 0.14inch pitch PCB terminal block connector.
【Specification】 Position: 4Pin; Rated Value: AC300V; Rated Current: 8A; Wiring Range: 28-16AWG.
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Jienk 2Packs RJ45 Male to 8 Pins Screw Terminal Block Adapter for Cat7 Cat6 Cat5 Ethernet Extender CCTV Digital Internet,RJ45 Male Plug to 8pins Terminal Ethernet Connector

Jienk
JT169
0.1499 pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

This RJ45 screw terminal adaptor cable is wired in accordance with the EIA/TIA 568B wiring standard for structured cabling.
Stability: Reliable connection, made of pure copper wire, strong signal stability and reliability. It is used to connect external network cables and transmit network signals.
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Top 13

Jienk 5Pcs 6-Pin 300V 10A 5.08mm Pitch PCB Mount Screw Terminal Block Connector for 28-12AWG Cable

Jienk
JT361-365
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

【Product Name】 6 Pin, Plug-In 5.08mm/0.2" PCB Terminal Block
【Fit for Cable】AWG 28-12; Terminal Distance : 5.08mm/0.2"
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Jienk 2Pcs 304 Stainless Steel Bulkhead Union 1/4" x 1/4" Tube OD Push to Connect Tube Fitting, PMM-1/4 Pneumatic Quick Connect Air Fitting

Jienk
JT665
3.0 x 3.0 x 0.7 inches
0.12 Pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

【Bulkhead Design】Pneumatic Fittings is mainly used for air piping, pneumatic tools, do not need joint tools can realize the pipeline connecting or disconnecting the link. Excellent choice for through wall application.
【Durable】This fitting has 304 Stainless steel body and zinc alloy ferrule. Operating pressure 0~220Psi, high pressure resistance, corrosion resistance and a long service life.
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Top 15

Jienk 10PCS VGA Male Female DB15 3 Row Solder Cup Connectors Kit, Solder Type D-SUB HD15 Port15 Pin D Sub Couplers with Plastic Hoods, Strain Relief Grommet and Screws

Jienk
JT345-347
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
JienkDirect -

Features

Stability: Tin plated joints with nickel plated housing, resistance to plug and stable transmission. Solder cup connectors more firm and stable, Not easy breaks under tension.
Widely Application: VGA Connector can be used for automatic control equipment, industrial control equipment, cash register, tax control machine,and for high-quality signal transmission between desktop computers, notebooks, all-in-ones, HD DVDs, digital HD set-top boxes, X-BOX360/PS3, game consoles, digital cameras, camcorders, LCD HD projectors, LCD monitors, and high-definition digital TVs, etc.
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Our Jienk Review

Jienk products on Amazon (Aug. 2026)

What to buy from Jienk?

Jienk sell products mainly in the Industrial & Scientific category.

Its popular products on Amazon include Cat 5 Ethernet Cables,Heatsinks And Tube Fittings

If you intend to buy any of these products, then you can find them easily on Amazon. 

Featured Reviews Related to Jienk

32,446 Reviews Analyzed
20,606 Reviews Analyzed
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Jienk Pricing

The brand has over 77 products listed on Amazon with a price range of $5.06 to $26.99 form our picks.

Currently, the average price of their product is $12.64 which is considered affordable. You can make your choice from the list of products offered by the Jienk.

Is Jienk a good brand? 

A brand is an essential factor when making a purchase. What do we think about the Jienk? Well, according to the information available on Amazon, Jienk products are sold by Amazon Resale.

The seller has received about 0 feedbacks from buyers with an average start rating of . With a rating as this from the number of feedbacks, we can conclude that Jienk is

Can I know who the owner of Jienk is?

Jienk is selling on Amazon's North America Marketplaces. You can find out the actual owner of the brand at https://www.uspto.gov/trademarks/search

From there, you can tell whether Amazon owns the brand or not. If you want to buy Amazon branded products, you can go here, and list some of their top brands. Amazon owns 100 private-label brands that operate in different markets.

Related Amazon Store for Jienk

Similar Competitors Brands like Jienk on Amazon


Methodology

How We Evaluated Jienk Products

We are crawling & scraping a large amount of data from 77 Jienk products and a countless number of reviews, you can gain valuable insights to enhance your understanding of various aspects related to Jienk, and you can use those data to help you make informed buying Cat 5 Ethernet Cables,Heatsinks And Tube Fittings decisions. Those recommend the 15 best products from Jienk based on thorough analysis and research by our CherryPicks-AI ranking system.

Why create this buying guide?

Our brand guide is designed to provide up-to-date & unbiased information about Jienk products. Our goal is to empower you with data-driven insights, enabling you to make better shopping decisions efficiently to save time. We prioritize earning your trust by providing reliable information and guidance.

Who is selling Anker on Amazon?

Based on the information we found, there are currently two sellers offering this brand. It's important to note that this information is based on the data available to us, and there could be additional sellers or circumstances that we may not have identified.

Rank Name Yearly Feedbacks Avg. Ratings
#1 Amazon Resale 0
#2 JienkDirect 366 4.9

However, We are unable to determine if there are instances of unauthorized reselling. We recommend selecting a listing with the "Add to Cart" option when making a purchase. It is also preferable to choose sellers who support Prime and offer Amazon's own fulfillment services for the best experience.