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4 position Battery selector switch 350A Blue Sea Systems

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Enquire About this Product 4 position Battery selector switch 350A Blue Sea Systems

Blue Sea 4 position battery selector switch, 350A. Marine battery switch suitable for use with inboard and outboard engines.


  • Make-before-break contact design allows switching between battery banks without power interruption
  • Ignition protected—safe for installation aboard gasoline powered boats
  • Case design allows surface or rear panel mounting
  • Tin-plated copper studs for maximum conductivity and corrosion resistance
  • Accepts up to 4/0 AWG battery cables
  • Studs accepts 3/8" (M10) ring terminals
  • 7/8" (22mm) stud length accepts multiple cable terminals
  • Blue Sea Systems one-piece terminal stud design never loosens over time
  • Fits most Perko and Guest low amperage battery switch hole patterns
  • Case design allows surface, rear, or front panel mounting options
  • Tactile indicator conveys knob position by feel
  • Waterproof – rated IP66 from water projected in powerful jets

Product Specifications


Blue Sea Systems

Item Colour


Switch type - Selector 4 position

Colour - Red

Switch Positions - 4

Battery Combine - Yes

Alternator Feild Disconnect - No

Maximum Voltage - 32VDC

Continuous Rating - 350A

Intermittent Rating - 600A

Cranking Rating 10 Sec - 2000A

Cranking Rating 1 Min - 1000A

Battery Inputs - 2