20429873 Insulator Cover | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Engine Connector Insulator Cover - Part Number: 20429873

Genuine Volvo Penta insulator cover used with electrical connector housing 20429872. It protects and retains the terminal insulator at the rear of the engine harness connector.

⚙️ Key Features

• Original keyed Volvo Penta harness component

• Protects and locates electrical terminals or cable insulation

• Used in sealed engine wiring assemblies

• Must match the original connector family and pin arrangement

• Inspect seals and terminals during replacement

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20429873 - current Volvo Penta electrical-harness reference

OEM / Related Numbers:

• 20429872 - matching housing

• 20429371 - connector insulator

• 20429993 - pass-through

• 3888383 - related terminal cover

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta sealed engine wiring-harness systems

Typically suits:

• Engine / equipment models:

• D7A 285F

• D6-300A-G

• D6 G-generation wiring installations

• Volvo Penta industrial harnesses listing the part

• Engine Type: Volvo Penta electronic diesel electrical systems

• Year / Serial Range: Harness, connector keying and engine serial-number dependent

🔌 Function

Supports, insulates, retains or seals the engine wiring harness at the assigned connector or pass-through position.

Common signs of failure:

• Intermittent electrical or sensor fault

• Water or corrosion inside the connector

• Broken locking or retaining feature

• Harness abrasion at the opening

• Loose or pushed-back terminals

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging