Best Compressor Relays

Electronic Specialties 192 Black 2.5' x 5' 12/24V Diagnostic Relay Buddy

3 diagnostic trouble codes help define the cause of the bad relay.
Fails bad relays - Good/Bad indication, green light for PASS, red light for FAIL with flashing trouble code.

★【WORKING PRINCIPLE】Effectively avoid system instability caused by mutual interference..
★【EXCELLENT QUALITY】Made of high-quality electronic components, stable and reliable performance..
★【PROTECTIVE FUNCTION】Can be used to protect PLC internal relays.Effectively protected the output nodes of the PLC..
★【PERFECT REPLACEMENT】Can directly replace traditional relays, reducing maintenance time and costs..
★【EASY TO USE】Hole punching and PCB module mounting are more convenient..

Kit includes Relay Buddy tester, 5 new relay adapters and blow mold case.
Relay Buddy is a quick go/no go tester for the most common automotive relays.
With the included adapters, Relay Buddy now tests 5 different relay types and also tests shielded relays.
Relay Buddy will fail the relay and light the red LED if any of the test cycle proves unsuccessful during the test session.
Settable to 4 and 5-pin relay and uses vehicle's 12 volts battery for power.

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 installationNeat 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.

Large Capacity Holder Box - A clean storage for many projects, tightly holds up to 5 Bosch-style 5pin relay and a RTT7121 4pin Relays, and 6 ATC/ATO blade Fuses.
Special Mounting Legs - High and low legs are designed to snugly adhere to modern angular engine bays or trunk areas, for the flat surface, please add rubber pad yourself to level out the relay box (DIY installation).
2 Clip-Locks Cover - Easy access to the relays and fuses and securely keep them in place, allowing you to quickly maintain or replace the burnt one, also good protection from water splashes, dust and debris.
ACCESSORIES INCLUDED- Metallic pins are included so you can effortlessly swap out relays and fuses from the back of the fuse relay box..
VERSATILE MOUNTING OPTIONS- Since most modern vehicles have angular/sloping engine bays or trunk areas, we engineered the mounting legs to snugly adhere to these surfaces.
a rubber spacer is also included so you can mount the automotive relay box on flat surfaces too..

Virtual Tach - A dedicated A-to-D converter samples your vehicle’s voltage hundreds of times each second, eliminating the need for a tachometer wire connection..
D2D serial data port - Quickly connects your Avital system to other interface devices via D2D cables..
XCR onboard relays - Extreme capacity remote start relays are built-in to Avital remote start systems..
Bitwriter programmable - Program your Avital system with the Innovations Award-winning Bitwriter hand-held programmer.

Upgraded Version – Automotive relays built in fuse socket included 30A blade fuses with heavy duty 14AWG wires for main contact. No need of a separate fuse holder, saving space and money. Bosch style 4-Pin SPST (Single Pole Single Throw) Relay..
Mounting Design Feature – The interlocking mounting design of unique male and female slot on each socket edge, connect relays together and manage cables easily, offering clean and neat installation..
Easy Wiring – The relay sockets come with color-labeled wires for load/accessories convenient wiring. Black – Ground (85), Red – VDC (30), White – Trigger (86), Blue – Output N/O (87).
Wide Application – Widely used in car keys power control, over-load protection, trunk release, polarity change, power door lock/actuator control, change a low current output to high current, add ignition/accessory outputs, control motors/other electronics etc..
Package includes: 5 relays, 5 relay harnesses, and 5x30A blade fuses..

Use optional Relay Harness, or female Crimp Connectors.
High 40A coil capacity- able to handle those high current applications with ease.
Package Include: 2 x 40A 4-Pin 24V Vehicle Relays.