Battery Disconnects – 500 Series

Our battery disconnects are continuous rated for fast and reliable disconnection. USA designed and manufactured to be the best battery interrupter disconnect on the market.

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The 500D-300 utilizes a red manual lever to provide simple rotary operation, great feel and quick installation. The heavy-duty construction provides mounting location versatility and permits DC junction block connections that will remain tightly secured. It is heat tolerant and is sealed against intrusion from the elements. Expect long-life, maintenance free operation, even when used as a master battery disconnect switch or solar battery switch. They are extensively factory tested and come with a one-year factory warranty. 500DL-300 Locking battery disconnect is available in this series.

Designed to meet SAE-J1171 Marine and ISO 8846 Marine external ignition protection requirements.


DC Voltage: 48V Battery System.
Current Rating: 300Amps Continuous.
Dielectric Withstanding: 2x Voltage rating plus 1,000 Volts.
Minimum Insulation Resistance (500VDC): 100MΩ.
Temperature Range: -40°F to 185°F (-40°C to 85°C).
Sealed: IP67 – Dustproof – Waterproof.

Mechanical Life: 25,000 Operations.

Product Dimensions: 2.7” x 2.95” x 4.2”.

Shipping Dimensions: 4” x 4” x 4”.

Lockable Version Available

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