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Always Free Shipping—No Minimum Order Contiguous U.S. orders only. Alaska and Hawaii excluded.
Returns & Refunds
Eligible items may be returned within 30 days of delivery. Items must be new, unused, uninstalled, and in original packaging. An RMA is required.
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HD-Series Battery Switch Single Circuit ON/OFF
Features:
600 Ampere Continuous Rating
Accepts two 4/0 battery cables per terminal
Ignition protected - safe for installation aboard gasoline-powered boats
.870 (22.01mm) stud length to accept multiple cable terminals
1/2 (M12) Tin-plated copper studs for maximum conductivity and corrosion resistance
Meets American Boat and Yacht Council (ABYC) requirements for battery switches
Tactile textures indicate knob position by feel only
Case design allows surface or rear panel mounting
Fits all Perko and Guest low amperage battery switch hole patterns
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Blue Sea Systems 3000 HD-Series Single Circuit ON/OFF Battery Switch provides dependable battery circuit control for boat owners, marine electricians, and builders installing electrical systems aboard gasoline-powered boats. Designed for high-current marine applications, this battery switch helps manage power to a single battery circuit while supporting durable connections, flexible installation, and straightforward operation.
The switch features a 600-ampere continuous rating and accepts two 4/0 battery cables per terminal, making it suitable for demanding marine battery wiring configurations. Its ignition-protected design is intended for installation aboard gasoline-powered boats. Tin-plated copper studs support conductivity and corrosion resistance, while the extended stud length accommodates multiple cable terminals. Tactile textures on the control knob allow the ON or OFF position to be identified by feel.
The HD-Series battery switch case supports either surface mounting or rear panel mounting, providing installation flexibility for a variety of boat electrical layouts. It
The Trident Marin Extra Flex Corrugated Wet Exhaust hose works great. I had to replace the old hose coming from the generator muffler to the exhaust pipe going out the hull. The hose needed to be curved and the flex was perfect. Delivery was fast with no issues. Thank you
J
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I ordered my product August 30! I have yet to receive it! My shipping cost was over ten dollars ! I could of walked there and picked it up,it would have been faster!
No option for zero stars. I ordered a roll of 6 awg duplex wire and they drop shipped me a cheap, completely unrelated item. Nobody answers emails or the phone.
It worked as is described and it got my uncle‘s fridge back up and running perfectly
Norcold Gas Control
Dennis Johnsen
The Trident Marin Extra Flex Corrugated Wet Exhaust hose works great. I had to replace the old hose coming from the generator muffler to the exhaust pipe going out the hull. The hose needed to be curved and the flex was perfect. Delivery was fast with no issues. Thank you
Trident Marine 2" Extra-Flex Corrugated Marine Wet Exhaust Hose - Sold by the Foot
James Cline
Very pleased with that product
Caliber BunkWrap Kit - Black 16' x 2" x 4" Roll + 4 Caps + HRDW Roll + 4 Endcaps & Stainless Steel Hardware
Gerald
As discribed. Brand new in excellent shape, fast delivery, well made and an awesome price. Super job thanks a million!
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to 
