4-Pin 7123-2446 Yazaki Relay Socket Connector – AC Assembly & Automotive Modification Harness

Direct-fit replacement for Yazaki OEM part number 7123-2446, a 4-pin female connector used as a relay socket housing and AC assembly harness connector for automotive modification applications. The 7123-2446 is compatible with standard ISO 280 relay formats used across Japanese OEM vehicles.

Key Specifications

• OEM Part Number: 7123-2446 (female socket)
• Mating Male: 7122-2446
• Pin Count: 4
• Gender: Female socket (with wire)
• Seal Type: Unsealed
• Wire Gauge: 18 AWG (0.5 mm²)
• Wire Length: 5.5 inches (140 mm)
• Housing Material: PA66 glass-filled nylon
• Terminal Material: Copper alloy, tin-plated
• Current Rating: Up to 20A per pin

Relay Socket Pin Assignment (4-Pin ISO 280)

Applications

• AC compressor relay socket harness
• Cooling fan relay output connector
• Fuel pump relay harness connection
• Horn relay output wiring
• Automotive modification – custom relay harness integration
• Aftermarket accessory relay socket (winch, compressor, auxiliary lighting)

FAQ

Q: Is 7123-2446 compatible with standard ISO 280 relays?
A: Yes. The 7123-2446 uses the standard ISO 280 4-pin relay socket format (pins 30/85/86/87) compatible with any ISO 280 mini relay.

Q: What is the mating male connector for 7123-2446?
A: The mating male plug is 7122-2446 (4-pin male, same Yazaki 7122/7123 series).

Q: What wire gauge should I use for a relay output circuit?
A: Use 14 AWG (2.0 mm²) for relay output circuits up to 20A. The pre-installed 18 AWG wire is suitable for the relay coil circuit (pins 85/86) which draws less than 0.2A.

Package Contents

1 × 4-Pin Female Relay Socket Connector (7123-2446) with 18 AWG wire and terminal inserts