Blue Sea Systems 6004 m-Series Battery Switch

The Blue Sea Systems 6004 m-Series ON/OFF Battery Isolator Switch is designed for marine use, allowing you to safely switch a single battery to a single load group. Featuring a locking key, this ignition-protected and waterproof switch ensures safety and reliability aboard gasoline-powered boats. With a continuous rating of 300A and compliance with ISO 8846 and ABYC standards, it's ideal for demanding marine electrical setups. The switch's 'make before break' contact design prevents power interruption when switching between batteries.