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Master Battery Selector Switch, Blue Sea


Part #: Z4340

Price: $45.95


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Specifications and features
  • Switch two batteries from Off - 1 - Both - 2
  • Make-before-break contact design allows switching between battery banks without power interruption
  • Surface or rear panel mounting
  • Maximum voltage: 32V DC
  • Continuous rating: 350 Amps
  • Intermittent rating (5 minutes): 600 Amps
  • Cranking rating (30 seconds): 1200 Amps
  • Ignition protected so you can switch off the power without causing a fire or explosion in case there is spilled fuel aboard
  • Alternate field disconnect: no (protects alternator diodes in the event that switch is passed through the OFF position when the engine is running.) Do not switch to OFF position while the engine is running.

    Dimensions:
  • Diameter of hole for rear panel mounting: 3-3/4"
  • Mounting hole centers on a 4-1/4" diameter circle (3" square), for (4) 1/4" (M6) screws
  • Overall width and height: 3-7/8" x 3-7/8"
  • Terminal stud size: 3/8" - 16 (M10)

    It is a good choice for small boats and large. On Catalina 22's and 25's it provides for the installation of two batteries which can be used independently.



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