Price isn't everything
This is a genuine SUMITOMO part. Cheaper copies sold under the same part number can look identical but may not seal, lock or carry current the same way.

The Component: Genuine Sumitomo OEM 2-position female socket housing / TS Sealed Series 2.3mm (090) waterproof automotive connector plug / Compact 1x2 single-row inline cavity layout / Top primary push-latch mechanism with integrated internal silicone weather seal and secondary terminal locking retainer / Molded from high-grade, heat- and chemical-resistant Polybutylene Terephthalate (PBT) resin / Component Part Number: 6189-0388 / Alternate OEM Identifiers: Sumitomo 6189-0388 / 61890388 / TS Sealed 2-Pin Female Plug / 2.3mm 2-Way Female Housing / Inline Waterproof Female Connector / Grey 2-Pin Sensor Plug.
Applications & Fitment: High-reliability waterproof female electrical connector housing engineered for chassis, engine compartment, bumper, and sensor sub-harnesses across Toyota, Lexus, Nissan, Honda, Mazda, and Japanese OEM vehicle platforms. Designed specifically to hold two 2.3mm (090 series) female socket contacts with individual silicone wire cavity seals on a single-row layout. Mates directly with male connector housing Sumitomo 6188-0229. Widely specified for fog light wiring jumpers, horn assembly leads, windscreen washer pump connections, side indicators, and auxiliary engine bay sensor extension harnesses requiring full IP67 weatherproofing integrity. Engineered to withstand continuous engine compartment vibration, severe fluid exposure (oils, fuel, washer fluid), and extreme thermal cycling (-40 to 125 degrees Celsius). Essential stock for auto-electricians, Japanese vehicle specialists, harness repair technicians, and trade distributors.
Technical Attributes:
- OEM Part Number: 6189-0388 / 61890388 (Manufacturer: Sumitomo Wiring Systems)
- Product Component Classification: 2.3mm (090 Series) Female Socket Connector Housing Device
- Connector Family Series: Sumitomo TS Sealed Series (2.3mm / 090 System)
- Application Profile: Housing Inline Cable-to-Cable Connections
- Connection Type: Wire-to-Wire / Wire-to-Device Inline Female Receptacle
- Total Position Count: 2-Way / 2-Pin Female Plug
- Cavity Layout Matrix: 1 Row x 2 Columns Inline Configuration Profile
- Compatible Terminal Blade Width: 2.30 mm (090 Class) Female Socket Contacts
- Terminal System Compatibility: Accepts Sumitomo TS Sealed 090 female socket crimp terminals (e.g., 8100-1429, 8100-1467 series) and individual silicone wire seals (e.g., 7165-0118 series)
- Directly Mating Part Number: Sumitomo 6188-0229 (TS Sealed Series 2-Way Male Housing - Grey)
- Ingress Protection Status: Weatherproof / Waterproof Fully Sealable (IP67 Rated)
- Structural Material Base: Premium Grade Polybutylene Terephthalate (PBT)
- Color Profile: Factory Solid Grey Body
- Operating Temperature Limit: -40 to 125 degrees Celsius
- Commercial Procurement Status: Provided as an individual unpopulated 2-way female housing assembly with internal seal. Female socket crimp terminals, wire seals, and mating male connector housing (6188-0229) are sold separately. Multi-tier trade volume discounts apply automatically at checkout.