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The REDARC Battery Master Isolation Switch (BMIS) is designed to safely isolate the vehicle batteries in both 12 and 24 volt vehicles ensuring reliable performance when the vehicle is operating. It allows for manual isolation of a truck’s electrical system from its battery. It will work with existing roll over sensors on the market.

Features: In-built lockout capability, Increased reliability with dual redundancy to avoid false triggering, Easy to install as new or a retrofit, Compatible with roll over sensors, Durable, UV resistant housing, resistant to rocks and water, IP66, IP67 and IP69K rated.

BMIS4PPKIT - With positive-positive isolation for heavy vehicles with dual start cables to isolate both battery circuits.

BMIS4PNKIT - With positive-negative isolation to isolate both battery circuits.

Where to buy

Other Retailers
  • Available to the trade via distributors


Where available

  • Oceania/NZ
  • Other

* All products may not be available at all stores, countries and regions.

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Contact information

REDARC Electronics

Phone: 08 8322 4848

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