Iron Edison

Clean Energy Storage for a New Generation

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Accessories / Battery Disconnect Switch

Retail Price: $59.00
Our Price: $45.00
Item added to order

Blue Sea Systems
12 and 24V Battery Disconnect Switch

Single Circuit ON/OFF
Switches a single battery to a single load group. Multiple switches can be used to manage several isolated circuits including cross connecting for emergency paralleling

350A Continuous Rating for applications requiring high power output, reliability, and low heat generation.

  • 350A Continuous Rating - 45% higher than standard switches
  • Accepts up to 4/0 battery cables
  • Luminous label for low light reading
  • Ignition protected - Safe for installation aboard gasoline powered boats
  • 3/8”-16 tin-plated copper studs for maximum conductivity and corrosion resistance
  • AFD (Alternator Field Disconnect) switch on 9004e model
  • Meets all American Boat and Yacht Council (ABYC) requirements for battery switches
  • Tactile textures indicate knob position by feel only
  • Case design allows surface or flush mounting
  • Fits all Perko low amperage battery switch hole patterns


Terminal Stud Torque 140 in-lbs.(15.82 N.m)
Intermittent Rating: 5 min (UL 1107) 600 Amperes DC
Weight Lb (Kg) 0.95 (0.43)
Cable Size to Meet Ratings 4/0 (95 mm2)
Continuous Rating: (UL 1107) 350 Amperes DC
Agency Standards UL Listed - UL 1107 Electric Power Switch / Meets UL 1500 and SAE J171 ignition protection requirements
Terminal Stud, Tin-Plated Copper 3/8" (accepts M10 terminal ring)
Maximum Voltage Rating 32 Volts DC
Inrush Rating: 0.25 sec (10 repeats)* 1750 Amperes DC
Case Material Reinforced Polycarbonate
Cranking Rating: 9.75 sec (10 repeats)* 900 Amperes DC
Cable Clearance For 4/0 AWG Cables 1.10" (27.9mm

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The Last Battery you’ll Ever Buy.

Over a century ago, Thomas Edison found a battery design that he considered to be nearly perfect. Today, Iron Edison is proud to offer an updated version of this incredible design that is specifically manufactured for Renewable Energy systems.

An Iron Edison Nickel-Iron Battery
  • Refillable alkaline electrolyte
  • Large storage capacity (up to 48 kWh)
  • Full depth of discharge
  • 12, 24 and 48 Volt applications
  • Nearly indestructible

Iron Edison now offers a full line of solar panels, charge controllers, inverters and more!

For more information on the advantages of Iron Edison batteries and on our company, check out our About page. Technical specifications and operating procedures can be found in our Reference Library.

A brighter future, off the grid.

A brighter future. Off the grid. Iron Edison battery systems can be used for 12, 24 and 48 volt applications. We can also help you optimize battery capacity to take better advantage of the solar, wind and other hardware you may already have in place.

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