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Master Battery Selector Switch On/Off, Blue Sea

Part #: Z4930


This battery selector is a good choice for small boats and large. On Catalina 22's and 25's it provides for the installation of one battery.


• Switch battery from Off - On
• Make-before-break contact design allows switching between battery banks without power interruption
• Surface or rear panel mounting
• 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.

• Maximum voltage: 32V DC
• Continuous rating: 350 Amps
• Intermittent rating (5 minutes): 600 Amps
• Cranking rating (30 seconds): 1200 Amps

• 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)

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