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Blue Sea e-Series On/Off Battery Switch 9003e

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e-Series Single Circuit On/Off Battery Switch 9003e - Blue Sea Systems

Product Condition: NEW
Blue Sea e-Series On/Off Battery Switch 9003e
Estimated ship date: for orders by 3pm PT/6pm ET today Available for back order.

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The Blue Sea Systems e-Series Single Circuit On/Off Battery Switch 9003e is designed for switching battery banks in applications requiring high power output, reliability, and low heat generation.



  • Ignition protected—Safe for installation in vehicles where gasoline vapors may be present, including boats
  • Case design allows surface or rear panel mounting
  • Accepts up to 4/0 AWG (95mm²) battery cables
  • Disconnects single battery bank in emergencies, or when vessel is not in use
  • Switches a single battery to a single load group
  • Lifetime replacement warranty



  • Part No.: 9003e
  • Switch Type: Single Circuit ON-OFF
  • Color: Red
  • Switch Positions: 2
  • Battery Combine: No
  • Alternator Field Disconnect: No
  • Maximum Voltage: 48V DC
  • Continuous Rating: 350A
  • Intermittent Rating: 600A (5 min)
  • Cranking Rating 10 sec: 2000A
  • Cranking Rating 1 min: 1000A
  • Battery Inputs: 1
  • Cable Clearance For 4/0 AWG Cables: 1.10in (27.94 mm)
  • Cable Size to Meet Ratings: 4/0 AWG (120mm²)
  • Mounting Holes: Accept 1/4" (M6) Screw
  • Terminal Stud Size: 3/8" - 16 (M10)
  • Terminal Stud Torque: 140 in-lb (15.82 Nm)
  • Weight: 1.30lb (0.59 kg)

Additional Information

Product Condition NEW
upc 632085900359

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