Sumitomo 6189-7396 1-Way Female Sealed Connector (Toyota 90980-12A88)

The Component: Genuine Sumitomo OEM 1-position sealed female housing / Premium high-current waterproof automotive socket plug / 1-way single-cavity configuration profile / Heavy-duty internal silicone wire and interface seal / Molded from premium, impact-resistant, heat-stabilized PBT (Polybutylene Terephthalate) / Component Part Number: 6189-7396 / Toyota OEM Cross-Reference Identifier: 90980-12A88.

Applications & Fitment: Heavy-duty, watertight single-pin electrical interface engineered primarily for high-load charging systems and smart charging communication lines. Widely recognized across Toyota and Lexus platforms as the primary factory connector for the alternator regulator LIN-bus connection, single-pin generator harnesses, and high-duty auxiliary engine bay ancillaries. Designed to withstand severe under-bonnet environmental stress, constant engine block vibration, and direct exposure to fluids, oils, and road grime. This housing features an aggressive, high-retention top-locking clip mechanism to guarantee an unbroken electrical connection under harsh operating conditions. It requires a matching terminal and wire seal to achieve its full weatherproof immersion rating. A crucial stock component for auto-electrical repair workshops, alternator remanufacturers, and modern vehicle harness restorers.

Technical Attributes:

- Manufacturer Part Number: 6189-7396 (Brand: Sumitomo Wiring Systems)

- Genuine OEM Vehicle Cross-Reference: 90980-12A88 (Toyota / Lexus)

- Product Component Classification: Sealed Single-Pin Female Housing

- Total Position Count: 1-Way / 1-Cavity Socket Block

- Terminal Class Compatibility: 1.5mm / 1.8mm Sealed Terminal System

- Primary Locking Mechanism: Integrated top-latch locking lever mechanism

- Ingress Protection Status: Weatherproof / Waterproof Fully Sealable (Requires compatible wire seal)

- Structural Material Base: High-Grade PBT (Polybutylene Terephthalate)

- Color Profile: Factory Deep Black (BK)

- Operating Temperature Limit: -40 to 120 degrees Celsius

- Commercial Procurement Status: Supplied as an individual unpopulated 1-way female outer housing. Crimp terminals, wire seals, and mating male components are ordered independently. Multi-tier trade volume discounts are automatically applied at checkout.