Deliver stable, reliable power across your vessel with marine DC to DC converters designed for demanding electrical systems. This collection includes converters that step voltage up or down to match the specific requirements of sensitive electronics, auxiliary battery banks, and onboard devices. Whether you're managing dual battery systems, powering 12V equipment from a 24V source, or ensuring consistent voltage for navigation gear and communications, these converters provide efficient, regulated output you can count on. Built for the marine environment with rugged, corrosion-resistant housings and vibration-proof construction—because clean power on the water is never optional.
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-$13.10 USD
Vendor:Samlex AmericaSamlex 5A Non-Isolated Step-Down 24VDC-12VDC Converter [SDC-5]
Regular price $52.50 USDRegular price$65.60 USD-$13.10 USD Sale price $52.50 USD -
-$466.04 USD
Vendor:MastervoltMastervolt Mac Plus 12/48-15 [81203205]
Regular price $588.95 USDRegular price$1,054.99 USD-$466.04 USD Sale price $588.95 USD -
-$381.04 USD
Vendor:MastervoltMastervolt Magic 12/12-20 DC Converter [81300400]
Regular price $481.95 USDRegular price$862.99 USD-$381.04 USD Sale price $481.95 USD -
-$28.20 USD
Vendor:Victron EnergyVictron Orion-TR Smart 12/12-18A 18A (220W) Isolated DC-DC Charger or Power Supply [ORI121222120]
Regular price $159.80 USDRegular price$188.00 USD-$28.20 USD Sale price $159.80 USD -
-$318.35 USD
Vendor:Newmar PowerNewmar 32-12-50 DC Converter [32-12-50]
Regular price $1,174.95 USDRegular price$1,493.30 USD-$318.35 USD Sale price $1,174.95 USD -
-$75.34 USD
Vendor:Newmar PowerNewmar 12-12-3i Power Stabilizer [12-12-3I]
Regular price $227.95 USDRegular price$303.29 USD-$75.34 USD Sale price $227.95 USD -
-$44.60 USD
Vendor:Samlex AmericaSamlex 100W Fully Isolated DC-DC Converter - 8A - 20-35V Input - 12.5V Output [IDC-100B-12]
Regular price $178.80 USDRegular price$223.40 USD-$44.60 USD Sale price $178.80 USD -
-$164.04 USD
Vendor:MastervoltMastervolt Mac Plus 24/12-50 + CZone [81205205]
Regular price $545.95 USDRegular price$709.99 USD-$164.04 USD Sale price $545.95 USD -
-$20.10 USD
Vendor:Victron EnergyVictron Orion-Tr Smart DC-DC Charger Isolated 48/12 20A (240W) [ORI481224110]
Regular price $113.90 USDRegular price$134.00 USD-$20.10 USD Sale price $113.90 USD -
-$43.05 USD
Vendor:Victron EnergyVictron Orion-TR Smart 24/48 8.5A (400W) Isolated DC-DC Charger [ORI244840120]
Regular price $243.95 USDRegular price$287.00 USD-$43.05 USD Sale price $243.95 USD -
-$207.75 USD
Vendor:Victron EnergyVictron 100A Buck-Boost DC-DC Converter [ORI303100000]
Regular price $1,177.25 USDRegular price$1,385.00 USD-$207.75 USD Sale price $1,177.25 USD -
-$28.20 USD
Vendor:Victron EnergyVictron Orion-Tr Smart 24/12-20A (240W) Isolated DC-DC Charger [ORI241224120]
Regular price $159.80 USDRegular price$188.00 USD-$28.20 USD Sale price $159.80 USD -
-$2.70 USD
Vendor:Victron EnergyVictron Orion-Tr 24/12-5 (60W) DC-DC [ORI241205200R]
Regular price $15.30 USDRegular price$18.00 USD-$2.70 USD Sale price $15.30 USD -
-$431.04 USD
Vendor:MastervoltMastervolt Mac Plus 12/24-30 + CZone [81205305]
Regular price $545.95 USDRegular price$976.99 USD-$431.04 USD Sale price $545.95 USD -
-$431.04 USD
Vendor:MastervoltMastervolt Mac Plus 24/24-30 + CZone [81205405]
Regular price $545.95 USDRegular price$976.99 USD-$431.04 USD Sale price $545.95 USD -
-$210.77 USD
Vendor:Newmar PowerNewmar 32-12-25 DC Converter [32-12-25]
Regular price $778.95 USDRegular price$989.72 USD-$210.77 USD Sale price $778.95 USD