Bosch 1928404881 56-Way ECU Contact Housing Connector

56P / Contact Housing / Exit right / Slider left / Code 1

The Component: Genuine Bosch OEM 56-position female contact housing plug / High-density hybrid ECU & Engine Control Module harness connector / Right-hand 90-degree wire exit cover profile with left-hand operating mechanical slider locking lever / Code 1 keyway polarization / Accepts 0.6mm signal and 1.5mm power female receptacle terminals / Molded from high-performance glass-fiber reinforced Polyamide resin (PA66-GF) with silicone gel matrix wire and perimeter seal / Component Part Number: 1 928 404 881 / Alternate OEM Identifiers: Bosch 1928404881 / 1 928 404 881-000 / 56P ECU Plug / Bosch 56-Pin Female Connector / Code 1 ECU Connector / 56-Way Bosch Compact 1.1m Connector.

Applications & Fitment: Heavy-duty, high-vibration waterproof female electrical connector plug engineered for Engine Control Units (ECU), Powertrain Control Modules (PCM), Transmission Control Units (TCU), and vehicle body electronics across European, commercial vehicle, and heavy equipment OEM platforms. Designed specifically for wire-to-device module mating featuring an integrated slider mechanism (left-operating) that assists high-pin-count insertion and mechanical retention against high vibration forces (rated up to 60G). Features a 56-cavity hybrid layout housing 0.6mm signal and 1.5mm power lance-locking female terminals protected by a silicone gel sealing matrix. Engineered to withstand continuous engine compartment vibration, chemical fluid exposure (diesel, oils, washer fluid), and extreme thermal gradients (-40 to 140 degrees Celsius). Essential stock for auto-electricians, ECU remapping specialists, commercial vehicle fleet technicians, and wiring harness manufacturers.

Technical Attributes:

- OEM Part Number: 1 928 404 881 / 1928404881 (Manufacturer: Bosch)

- Product Component Classification: 56-Position Female Contact Housing Plug / ECU Module Connector

- Keyway Polarization Profile: Code 1 Alignment Matrix

- Connection Type: Wire-to-Device Sealed Inline Plug Assembly

- Total Position Count: 56-Way / 56-Pin Female Socket Layout

- Cable Exit Angle & Operating Lever: 90-Degree Right-Hand Cable Dress Cover with Left-Operating Slider Lock

- Terminal System Architecture: Hybrid Matrix Contact System (Accepts 0.6mm Signal & 1.5mm Power Female Receptacles)

- Primary Terminal Locking Mechanism: Internal Lance-Locking Retainer System

- Secondary Locking System: Integrated Secondary Lock Retainer (TPA) & Mechanical Locking Slider Lever

- Ingress Protection & Sealing Type: High-Performance Silicone Gel Seal System (IP67 / IP69K Rated)

- Structural Material Base: Polyamide 66 Glass Fiber Reinforced (PA 66 GF)

- Color Profile: Factory Solid Black Body with Colored Locking Lever

- Dimensions (L x W x H): 104.2 mm x 43.2 mm x 40.0 mm

- Thermal Operating Range: -40 to 140 degrees Celsius

- Vibration Resistance Class: Engine Compartment Direct Mount (Rated to 60G Vibration Strength)

- Commercial Procurement Status: Provided as an individual unpopulated 56-way female housing assembly with slider mechanism and wire cover. Crimp terminals, cavity plugs, and mating PCB module headers sold separately. Multi-tier trade volume discounts apply automatically at checkout.