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GROTE Main Harness: Plug - Automotive Harnesses
GROTEAutomotive Harnesses

GROTE Main Harness: Plug

The GROTE Main Harness (MPN 66701) is an automotive harness with 3 plug connectors. It extends from the nose of a trailer and provides a sealed plug-in connection to the rear sill harness.

SKU 3G-OTH-497964

Brand
GROTE
Item
Main Harness: Plug
Category
Automotive Harnesses
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Technical Specifications

GROTE
Manufacturer Part Number
66701
Features
Extends from Nose of Trailer and Provides Sealed Plug-In Connection to Rear Sill Harness
Connectors
3
Connector Type
Plug
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GROTE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GROTE Main Harness (MPN 66701) is an automotive harness with 3 plug connectors. It extends from the nose of a trailer and provides a sealed plug-in connection to the rear sill harness.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the GROTE Main Harness 66701 used for?

The GROTE Main Harness 66701 is used on trailers to extend from the nose and provide a sealed plug-in connection to the rear sill harness. It ensures reliable power and signal distribution across the trailer length, supporting lighting and auxiliary functions in heavy-duty trucking and trailer applications.

What are the specifications of the GROTE Main Harness 66701?

The GROTE Main Harness 66701 features 3 plug connectors with a plug connector type. It extends from the nose of a trailer and provides a sealed plug-in connection to the rear sill harness. The manufacturer part number is 66701. GROTE is the OEM brand for this automotive harness.

Where to buy the GROTE Main Harness 66701 worldwide?

3G Electric supplies the GROTE Main Harness 66701 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this automotive harness for your trailer application.

How to install the GROTE Main Harness 66701?

Install the GROTE Main Harness 66701 by routing it from the trailer nose to the rear sill, ensuring the sealed plug connectors are fully engaged. Follow standard trailer wiring practices: secure the harness away from moving parts and heat sources, and verify all connections are weathertight before use.

Used in

Common applications for GROTE
Fleet vehicle maintenance — GROTE GXL primary wire (10 AWG, red) for battery cable repairs in heavy-duty trucks
Trailer lighting harness — GROTE GXL wire (14 AWG, yellow) for turn-signal circuits in utility trailers
Off-road equipment wiring — GROTE GXL wire (12 AWG, black) for control panel connections in construction loaders
Emergency vehicle electrical — GROTE GXL wire (18 AWG, blue) for low-current sensor wiring in ambulance interiors
Industrial machinery panel — GROTE GXL wire (14 AWG, white) for 60 V control circuits in conveyor systems
Bus chassis harness — GROTE GXL wire (12 AWG, green) for ground circuits in school bus electrical systems

GROTE Products

3G Electric supplies GROTE automotive harnesses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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