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5 Best Switches Relays of 2025

Last Updated - 2025/05/11

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

RVMARINEPAT

RVMARINEPAT Relay Bypass Switch Kit 9038 Tester Diagnostic Scan Tool & Fuel Pump Master Kit Replaces 9036 9037 Compatible With Domestic GM BMW Audi Chrysler 6-Pack

RVMARINEPAT

CA$39.99

More Details
Main highlights
- Wide Compatibility & Effortless Control: This Relay tester kit is designed for seamless compatibility with a wide range of vehicles, including Audi, BMW, Volkswagen, GM, Chrysler, and more. Our relay bypass kit also replaces multiple relay models (9038, 9036, 9037) and provides direct control over fuel pumps, window motors, headlights, and other components
- Save Time & Diagnose Faster: This diagnostic tester is very convenient. Quickly identify electrical issues and save valuable time during repairs. Simply plug the relay tester into the fuel pump relay position to gain direct control over the circuit and pinpoint problems
- Reliable Performance & Built to Last: Crafted from high-quality materials, this relay tester is rigorously tested to meet or exceed OEM standards. Our relay bypass switch kit enjoy consistent operation with its 20 amp continuous and 30 amp surge current (12V) capacity, ensuring long-lasting performance
- Component Included: Our product include relay bypass switch kit 9036-1(36-LRG 20AMP), 9036-2(36-MED 20AMP), 9036-3(36-SML 10AMP), 9037-1(37-LRG 20AMP), 9037-2(37-MED 20AMP), 9037-3(37-SML 10AMP)
- Complete Kit for Versatile Applications: This 6-pack 9038 includes multiple Relay Testers, giving you ample options for a variety of repair needs and making it a valuable addition to any mechanic's tool box
CA$39.99
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

matell

matell Wireless Remote Control Switch AC 110V/120V/220V/240V 30A Relay RF Remote Control Light Switches for Motor Pump Security Systems with 300 ft Long Range

matell

CA$24.89

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Main highlights
- With its easy installation and wireless control, this switch is perfect for use in homes, farms, factories, offices, laboratories, supermarkets, and more.
- High-power terminal can withstand up to 30A current and 110V~240V voltage, making it suitable for a wide range of applications.
- High reception sensitivity of the 433Mhz RF wireless remote control ensures stable and reliable performance, even from a distance.
- Experience the convenience and control of remotely operating every device connected to the relay receiver through the remote control.
- 3 operating modes provide flexibility for controlling devices like lights, pumps, fans, and lamps.
CA$24.89
3
Best Value
33% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Valefod
33% Off

Valefod DC 5V Relay Module 1-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger, Pack of 10

Valefod

CA$19.99

CA$29.99
(33% Off)

More Details
Main highlights
- 【Universal Interface】Equipped with screwed terminal plate and fixed bolt holes(diameter: 3.1 mm) on both sides for easy installation.
- 【Load Range】NO(Normally open) maximum load < AC 250V/10A, < DC 30V/10A. Trigger current of opto-isolator: 5mA.
- 【High Compatibility】The relay module can be controlled directly by 5V logic signals from microcontroller(Arduino, 8051, AVR, PIC, DSP, ARM, Raspberry Pi, MSP430, TTL logic etc).
- 【Fault-tolerant Design】The relay will not operate even if the control line is disconnected.
- 【Control Devices】The 1-channel relay module uses genuine high quality DC5V relay and SMD opto-isolator supporting high/low level trigger, widely apply to control various AC/DC appliances, and other devices with large current.
CA$19.99
CA$29.99 (33% Off)
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

KITMOUS

Automotive Relay Harness Set - ELEFOCUS 5 Pin 12V 30/40 AMP SPDT with Interlocking Relay Socket and Color-Labeled Harnesses, 6 Pack

KITMOUS

CA$21.55

More Details
Main highlights
CA$21.55
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Weasch

Weasch 9038 Relay Bypass Switch, Relay Tester, Fuel Pump Relay Bypass Switch Kit, Pack of 6 (1)

Weasch

CA$20.99

More Details
Main highlights
- This Relay Bypasses Switches is great for electrical diagnostics, Simply plug it into the location of the fuel pump relay and it will directly control the fuel pump circuit. Saves a ton of time
- Package: 1 x Relay Bypasses Switches (6 Pack). Please check the OEM part number and make sure your part number matches this before purchasing
- PA66 high-quality flame-retardant shell, dustproof and waterproof; silver contacts have high conductivity, ensuring continuous and stable operation of the power supply
- Operating Range Up to 20 Amps continuous, 30 Amps surge (12V)
- 9038 replaces part numbers 9036, 9037. Applicable to most Domestic, Japanese, Korean and German fuel pumps, window motors, headlight switches and other devices using automotive relays
CA$20.99

5 Best Switches Relays of 2025

RVMARINEPAT Relay Bypass Switch Kit 9038 Tester Diagnostic Scan Tool & Fuel Pump Master Kit Replaces 9036 9037 Compatible With Domestic GM BMW Audi Chrysler 6-Pack

matell Wireless Remote Control Switch AC 110V/120V/220V/240V 30A Relay RF Remote Control Light Switches for Motor Pump Security Systems with 300 ft Long Range

Valefod DC 5V Relay Module 1-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger, Pack of 10

Automotive Relay Harness Set - ELEFOCUS 5 Pin 12V 30/40 AMP SPDT with Interlocking Relay Socket and Color-Labeled Harnesses, 6 Pack

Weasch 9038 Relay Bypass Switch, Relay Tester, Fuel Pump Relay Bypass Switch Kit, Pack of 6 (1)

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