Voltage Sensitive Split Charge Relay 12v/80A

The 12V 80A Voltage Sensitive Relay (VSR) is a compact and reliable device for dual battery management in automotive systems. Designed for 4x4s, campervans, vans, and off-road vehicles, it automatically connects the auxiliary battery when charging voltage is reached and disconnects it when the engine is off—protecting the starter battery from discharge.

Rated at 80A continuous, this relay is ideal for powering fridges, lights, and other 12V accessories without the need for manual switching. With simple installation and a durable screw-fit base, it delivers dependable performance in demanding automotive environments.

Key Features:

• 12V 80A Voltage Sensitive Relay (VSR) for dual battery setups

• Automatic connect/disconnect function based on voltage

• Engage at 13.3V, disengage at 12.8V

• Protects starter battery while charging auxiliary battery

• Supports up to 80A continuous load

• Compact, easy-to-install design with screw-fit base

• Perfect for 4x4s, campervans, vans & off-road vehicles