Kostal 09444054 5-Way Female 2.8mm LK Sealed Connector Housing

The Component: Genuine Kostal OEM 5-position female receptacle housing / LK 2.8mm Sealed Series waterproof automotive connector plug / Compact 1x5 single-row inline cavity layout / Top primary latching clip with integrated secondary terminal lock / Internal perimeter silicone weather seal / Molded from high-grade, heat- and chemical-resistant Polybutylene Terephthalate (PBT) / Component Part Number: 09 4440 54 / Alternate OEM Identifiers: 09444054 / Kostal 09-4440-54 / 5-Pin Kostal MAF Sensor Plug Black.

Applications & Fitment: High-reliability waterproof female electrical connector housing engineered for severe under-bonnet and chassis sub-harnesses across European OEM vehicle platforms (VAG, Mercedes-Benz, BMW, Opel/Vauxhall). Designed specifically for five 2.8mm female socket terminals and individual silicone wire seals on a single-row layout. Widely specified for Mass Air Flow (MAF) sensors, electronic throttle control bodies, exhaust gas recirculation (EGR) valves, linear oxygen sensors, and headlight sub-harnesses requiring full IP67 weatherproofing integrity. The factory black housing body provides precise visual and mechanical keying to prevent mismating in dense engine bay looms. Engineered to withstand continuous engine vibration, fluid exposure (engine oil, diesel fuel, coolant), and severe thermal cycling (-40 to 125 degrees Celsius). Essential stock for auto-electricians, European vehicle specialists, harness repair technicians, and trade distributors.

Technical Attributes:

- OEM Part Number: 09 4440 54 / 09444054 (Manufacturer: Kostal)

- Product Component Classification: 2.8mm Female Socket Connector Housing Device

- Connector Family Series: Kostal LK 2.8mm Sealed Series

- Total Position Count: 5-Way / 5-Pin Female Plug

- Cavity Layout Matrix: 1 Row x 5 Columns Inline Configuration Profile

- Compatible Terminal Blade Width: 2.80 mm Terminal System

- Terminal System Compatibility: Accepts Kostal LK 2.8mm female crimp socket terminals and individual silicone wire seals

- Ingress Protection Status: Weatherproof / Waterproof Fully Sealable (IP67 Class equivalent)

- Structural Material Base: Premium Heat-Stabilized Polybutylene Terephthalate (PBT Polymer)

- Color Profile: Factory Solid Black Body

- Operating Temperature Limit: -40 to 125 degrees Celsius

- Commercial Procurement Status: Provided as an individual unpopulated 5-way female housing assembly. 2.8mm female socket terminals, individual wire seals, rubber boots, and mating male connector housings are sold separately. Multi-tier trade volume discounts apply automatically at checkout.