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Blue Sea Systems

Blue Sea E-series Battery Switch On-off Dual Circuit Plus

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Blue Sea E-series Battery Switch On-off Dual Circuit Plus
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Blue Sea Systems e-Series Dual Circuit Plus™ Battery Switch

Model: 5511E-BSS
  • 350 Amps continuous rating for inboard gasoline or diesel engines.
  • Tin-plated copper studs for maximum conductivity and corrosion resistance
  • Accepts up to 4/0 AWG battery cables
  • Studs accepts 3/8"" (M10) ring terminals
  • 7/8"" (22mm) stud length accepts multiple cable terminals
  • Blue Sea Systems one-piece terminal stud design never loosens over time
  • Fits most Perko and Guest low amperage battery switch hole patterns
  • Case design allows surface or rear panel mounting
  • Tactile indicator conveys knob position by feel
  • Waterproof — rated IP66 from water projected in powerful jets
  • Ignition protected—safe for installation aboard gasoline powered boats
  • Make-before-break contact design allows switching without power interruption

Simultaneously switches two isolated battery banks or combines battery banks to all loads

Switch TypeDual Circuit Plus
Switch Positions3
Battery CombineYes
Alternator Field DisconnectNo
Maximum Voltage32V DC
Terminal Stud Torque140 in-lb (15.82 Nm)
Continuous Rating350A
Intermittent Rating525A (5 min)
Cranking Rating 30 sec700A per circuit
Battery Inputs2
Cable Clearance For 4/0 AWG Cables1.10in (27.94 mm)
Cable Size to Meet Ratings4/0 AWG (120mm )
Mounting HolesAccept 1/4"" (M6) Screw
Stud MaterialTinned Copper
Terminal Stud Size3/8"" - 16 (M10)

Customer Reviews

Blue Sea E-series Battery Switch On-off Dual Circuit Plus