3-Pin 1801177-1 Waterproof 1.5mm Male Connector – TE Connectivity Motorcycle Harness

Direct-fit replacement for TE Connectivity part number 1801177-1, a 3-pin waterproof 1.5mm pitch male plug connector used in motorcycle, scooter, and automotive signal harness applications. The 1801177-1 is the male plug housing – the mating female socket is 1801178-1 in the same 1.5mm series.

Key Specifications

• OEM Part Number: 1801177-1 (male plug)
• Mating Female: 1801178-1
• Pin Count: 3
• Gender: Male plug (with wire)
• Terminal Pitch: 1.5mm
• Wire Gauge: 18 AWG (0.5 mm²)
• Wire Length: 5.5 inches (140 mm)
• Waterproof Rating: IP68
• Housing Material: PA66 glass-filled nylon
• Terminal Material: Copper alloy, tin-plated
• Current Rating: Up to 7.5A per pin

Applications

• Motorcycle throttle position sensor (TPS) harness
• Scooter coolant temperature sensor wiring
• ABS wheel speed sensor connectors
• Neutral switch and sidestand switch signal circuits
• ATV and quad bike sensor wiring
• Marine sensor harness connections

Frequently Asked Questions

Q: What is the mating female connector for 1801177-1?
A: The mating female socket is 1801178-1 (3-pin female, same 1.5mm series).

Q: What crimping tool is needed?
A: Use a ratchet crimper rated for 18 AWG (0.5 mm²) 1.5mm pitch terminals – Engineer PA-09 or equivalent.

Q: How do I maintain the IP68 seal?
A: Ensure rubber wire seals are correctly seated around the 18 AWG wire insulation before inserting terminals. Using undersized wire will compromise the IP68 rating.

Package Contents

1 × 3-Pin Male Connector (1801177-1) with 18 AWG wire and terminal insert