All in all, we spent hundreds of hours combing through thousands of user reviews to put together a comprehensive list of the best srly-2 on the market. We then delved into these srly-2 further and put together detailed reviews so that you can easily pick the best srly-2 for your needs.

Best srly-2

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Best srly-2 reviews

1. 5 Pack - EPAuto 30/40 AMP Relay Harness Spdt 12V, 5-PIN SPDT Bosch Style

Feature

40A/30A high switching capability.
Heavy-duty impact molded relay socket with 5 WIRESWhite (common), Black (normally closed), and Yellow (normally open).
Package Include: 5 relays + 5 relay sockets with wires.
Safety UL Flame retardant 9" wires for the main contact.

2. GOOACC 6 Pack Automotive Relay Harness Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Harnesses,2 years Warranty

Feature

HIGH SWITCHING CAPABILITY: 5-Pin SPDT (Single Pole Double Throw) 30/40 A Relay.
INTERLOCKING RELAY SOCKET: The relay socket harness base is interlocking designed for easy cable management and organization.
GREAT QUALITY: The durable relay and heavy duty relay socket with 5 wires are made by high-grade materials to ensure superior quality.
WIRE INSTRUCTION: Black - (85), Red - (87a), White - (86), Yellow - (87) and Blue - (30).
PACKAGE INCLUDE: 6 relays & 6 relay sockets with wires

3. Nilight 50003R Automotive Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Wiring Harness-5 Pack, 2 Years Warranty

Feature

High switching capability: normally open 40A/14V DC and normally close 30A/14V DC. Suitable for Nilight LED light bar wiring harness kit
Premium quality: durable relay and harness socket with 5 wires; made by high-grade materials to ensure superior quality and long lifespan
Male-female slot design: unique male-female slot design, easy to connect the relay with harness socket, clean and neat after installation
Easy wiring: the relay sockets come with different colors for loads/accessories, simple and convenient wiring
Package include: 5 x relay and 5 x relay socket with wires
Fit Type: Universal Fit

4. 5 Pack 40/30 AMP 12V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Automotive Relay

Feature

12 AWG tinned copper wires for Pin 30, Pin 87, Pin 87a. Length: 5.1 in
16 AWG tinned copper wires for Pin 85, Pin 86. Length: 5.1 in
12 V DC waterproof relay (max 14 V). 40 A / 30 A High switching capability
Excellent waterproof performance, high quality in any weather conditions
Nominal Coil Voltage: 12 V DC; Coil Power: 1.8 W; Coil Resistance: 80 ; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Maximum Applied Voltage: 15.6 V DC

5. 1 Pack 40/30 AMP 12 V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Bosch Style Automotive Relay

Feature

12 AWG tinned copper wires for Pin 30, Pin 87, Pin 87a. Length: 5.1 in
16 AWG tinned copper wires for Pin 85, Pin 86. Length: 5.1 in
12 V DC waterproof relay (max 14 V). 40 A / 30 A High switching capability
Excellent waterproof performance, high quality in any weather conditions
Nominal Coil Voltage: 12 V DC; Coil Power: 1.8 W; Coil Resistance: 80 ; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Maximum Applied Voltage: 15.6 V DC

6. 25 Pack 40/30 AMP 5 Pin SPDT 12 V DC Bosch Style Relay Switch for Electrical Automotive Truck Marine Boat (No Relay Socket and Wiring Harness)

Feature

40 A / 30 A high switching capability
Bosch style 5-prongs SPDT (Single Pole Double Throw) universal relay
Pin Specifications: 30-VDC, 85-Ground, 86-Trigger, 87-Output /O, 87a-Output N/C
Nominal Coil Voltage: 12 V DC; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Maximum Applied Voltage: 15.6 V DC; Coil Power: 1.8 W; Coil Resistance: 80
Package Content: 25 * 5-pin relays. Wide Application: All automotives and devices equipped with a 12 Volt DC power source (car sound systems, security systems, and various other applications)

7. ONLINE LED STORE 1 Pack 5-Pin 12V Bosch Style Waterproof Relay Kit [Harness Socket] [12 AWG Hot Wires] [SPDT] [30/40 Amp] 12 Volt Automotive Marine Relays for Boats Auto Fan Cars

Feature

User Manual available for download under Product Information Details
Waterproof construction & heavy duty 12AWG wires for the main contact.
Bosch style 5-Pin SPDT (Single Pole Double Throw) Relay.
12VDC (14V Max) and 40A/30A High Switching Capability.
Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Yellow - Output N/C (87a), and Blue - Output N/O (87).

8. 4 Pack - EPAuto 30/40 AMP Relay Harness Spdt 12V Bosch Style

Feature

40A/30A high switching capability.
Heavy-duty impact molded relay socket with 5 WIRESWhite (common), Black (normally closed), and Yellow (normally open).
Package Include: 4 relays + 4 relay sockets with wires.
Safety UL Listed 6" wires with pigtail leads for the main contact.

9. MICTUNING 12V Fuse Relay Switch Harness Set - 30A ATO ATC Blade Fuse, 5 Pin SPST Automotive Electrical Relays with Heavy Duty 14 AWG Wires - 6 Pack

Feature

Upgraded Version - Automotive relays built in fuse socket with included 30A blade fuse, no need of a separate fuse holder, saving space and money. Heavy duty 14AWG wires for main contact
Easy Wiring - The relay sockets come with color-labeled wires for loads/accessories convenient wiring. Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87),Green-87a Output Closed Contact
Neat Mounting Design - The interlocking design of unique male-female slot on each socket edge, easy to connect all relays together, offering clean and neat installation
Good Construction - 12V DC (Max@14V DC) and 30A High Switching Capability. Bosch style 4-Pin SPST (Single Pole Single Throw) Relay. Metal mounting bracket on the electrical relay promotes easy installation
Wide Application - Wide range of use, greatly used for car lights, fog lamps, wiper, starter, fans, speakers, traction control systems, etc

10. Youngneer 12v Relay Board Relay Module 1 Channel Opto-Isolated High or Low Level Trigger

Feature

12V 1 Channel Relay Module- This Relay Board provides a single relay that can be controlled by any12V digital output from your microcontroller.
Main Specification- Peak Load of NO Connector: AC125~250V/10A, DC28~30V/10A; Trigger Current: 5mA;The Module Operating Voltage:12V; 4pcs * 3.1 mm Fixed Bolt Hole.
Adopted SMD Optocoupler Isolation& jumper Set- The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input; Coil +, coil - and trigger.
Wide Application-These 12v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4 etc.
Humanization Design On Interfaces- All interfaces can be directly wired out through the terminals.Fault-tolerant design;fault-tolerant design,even if the control line is broken, the relay will not operate.

Conclusion

By our suggestions above, we hope that you can found the best srly-2 for you. Please don't forget to share your experience by comment in this post. Thank you!
Alyssa Salazar