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Blue Sea Systems e-Series Selector Battery Switch

Blue Sea Systems e-Series Selector Battery Switch

  • Switches Isolated Battery Banks or Combines Battery Banks to All Loads
  • Continuous Rating: 350 Amps, Max. Voltage: 32 Volt DC
  • Ignition Protected, Make-Before-Break Contact Design
  • Item #: 
    Blue Sea Systems
    Model #: 
    Shipping Weight: 
    1.15 Lbs.
    List Price: 
    Our Price:
    Status:    In Stock


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


    • 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
    • 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


    • Blue Sea Systems Model No. 9001E
    • Switch Type: Selector 4 Position
    • Color: Red
    • Cranking Rating (30 sec.): 1200 Amps
    • Intermittent Rating (5 min.): 600 Amps per circuit
    • Continuous Rating: 350 Amps
    • Maximum Operating Voltage: 32 Volt DC
    • Regulatory:
      • Meets UL 1500 and SAE J1171 external ignition protection requirements
      • Ingress Protection IP66 - dustproof / protected against heavy seas and jets of water from all directions
      • CE marked, ISO 8846, UL Listed - UL 1107 electric power switches
      • Meets American Boat and Yacht Council (ABYC) requirements for battery switches

    For more information see Instructions for Use

    WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to


    Blue Sea Systems Add-A-Battery Kit
    Item #: 204617
  • e-Series Dual Circuit Plus Battery Switch with SI-ACR Automatic Charging Relay
  • Continuous Rating: Up to 120 Amps, Nominal Voltage 12 / 24 Volt DC
  • Manages Switching and Charging of (2) Batteries from a Single Charge Source
  •  Include

    Model #:
    Blue Sea Systems SI-ACR Automatic Charging Relay with Start Isolation
    Item #: 204621
  • Combines Batteries During Charging, Isolates Batteries When Discharging
  • Voltage: 12 / 24 Volt DC, Amperage: 120 Amps Continuous
  • Temporarily Isolates House Loads from Engine Circuit During Engine Cranking
  •  Include

    Model #:

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