VARTCO VARTCO 1008120050 — replacement automotive relay module (MPN 1008120050)

VARTCO 1008120050 replacement automotive relay module is a compact electromechanical switch used for controlled switching of vehicle electrical circuits. Designed for use in lighting, cooling fans, fuel pumps and various auxiliary systems, this relay module provides electrical isolation between control and switched circuits and is suitable for direct replacement in compatible housings or integration into wiring harnesses where consistent switching performance is required.

Advantages

This relay module offers dependable switching performance and straightforward installation in standard automotive relay sockets. Its construction ensures stable contact operation under typical vehicle voltage conditions and reduces wear on control switches by handling higher currents. The unit is designed for durability in automotive environments and supports predictable on/off behavior for lighting, motors and pumps.

Suitable for

• Switching vehicle lighting circuits (headlights, fog lights, auxiliary lights)
• Controlling cooling fans and ventilation motors
• Operating fuel pumps and washer pumps
• Managing auxiliary electrical systems and retrofit installations

Key specifications

• Type: Automotive replacement relay module suitable for common vehicle electrical systems
• Function: Electromechanical switching with coil control and load contacts
• Application: Designed for lighting, fans, pumps and auxiliary systems in vehicles
• Installation: Intended for direct replacement or integration into vehicle wiring harnesses and compatible relay sockets
• Electrical isolation: Provides separation between control circuit and switched power circuit

How to use

Install the relay module by matching its terminal layout to the vehicle’s relay socket or wiring harness connector and secure it in place. Ensure the vehicle battery is disconnected or ignition is off during installation to prevent short circuits. Connect the control (coil) and load terminals according to the vehicle wiring diagram or the original relay wiring. After installation, verify correct operation by activating the control circuit and observing the switched component.

Usage recommendations

Use this replacement relay in environments within normal automotive voltage ranges and avoid exposure to excessive moisture or corrosive contaminants. When replacing a relay, compare terminal arrangement and mounting style to ensure compatibility. If uncertain, consult vehicle wiring documentation or a qualified automotive electrician for correct installation and load suitability.