Blue Sea Battery Disconnect Switch, ON/OFF For units using 150/250/325A Fuse

Blue Sea Battery Switch HD, Ignition Protected, UL-Rated, 350A Continuous.

This popular battery switch is easy to install and has a very high amperage rating.  Its unique luminous face makes it easy to see even in dim light.

Use this battery switch when fitting with Side-Power thrusters that use a fuse that is 325A or lower.

  • Ignition Protected – Safe for installation on gasoline powered boats
  • Tactile textures indicate knob position by feel only
  • Case design allows surface or rear panel mounting
  • Accepts up to 4/0 cables
  • Fits all Perko/Guest low amperage battery switch hole patterns
  • Luminous label for low light reading
  • 7/8″ stud length to accept multiple cable terminals
  • 3/8″ M10 tin-plated copper studs for maximum conductivity and corrosion resistance
  • Meets all ABYC requirements for battery switches

Continuous Amp Rating


UL1107 Amp Rating (5 min)



Blue Sea

ON/OFF for untis using 150/250/325A Fuse

Weight 1 lbs
Dimensions 5 × 5 × 5 in


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