Here we have 12V 300Amp Heavy Duty Isolator Switch Battery Disconnect Switch. Widely used for Motorbikes, Cars, RVs, Truck, Caravan, Marine Boat, ATVs, UTVs, etc.

Heavy Duty: ABS plastic housing and premium metal terminal, is built to withstand harsh marine conditions and ensure safety. Ensure maximum strength and durability for long lasting usage.

Easy to Use: ON-OFF&OUT. Turning it on powers up your system, turning it off cuts the power. Turn to "OUT" remove the knob so that the switch can't be turned on.

Specification:

Continuous Rating：300Amps 32VDC 

Max.intermittent Rating：450 Amps.

Cranking Rating：1000 Amps 30 seconds.

Contact Resistance：50m ohm 

Max.Insulation Resistance：DC 500V 100M ohm 

Min.Dielectric Strength：AC 1000V 1 minute，DC 2000V 1 minute.

Operation Temperature：-30°C~+60°C.

Quantity: 1 Piece