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E-Series Battery Switch - Blue Sea

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$ 51.99

Blue Sea® Systems e-Series Selector 4-Position Battery Switch with AFD


  • Switches isolated battery banks to all loads or combines battery banks to all loads
  • Make-before-break contact design allows switching between battery banks without power interruption
  • Switches battery banks in applications requiring high power output, reliability, and low heat generation
  • Includes Alternator Field Disconnect (AFD) – protects diodes in alternator in the event of the switch being switched to the OFF position while engine is running
  • 350 Amps continuous rating for inboard gasoline or diesel engines
  • 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
  • Terminal studs accept 3/8" (M10) ring terminals
  • 7/8" stud length accepts multiple cable terminals
  • Blue Sea Systems one-piece terminal stud design never loosens over time
  • One-piece stainless steel flange nuts ensure safe and secure connections
  • Fits most standard Perko and Guest battery switch hole patterns
  • Blue Sea Systems stands behind its products for as long as you own them