DC to DC Converters

Reliable voltage conversion for dependable onboard power.

Shop 12V and 24V DC-to-DC converters, step-down converters, step-up converters, voltage regulators, isolated converters, and marine power-conversion accessories for new installations, electrical upgrades, and replacement projects.

Convert the power. Connect the system. Keep exploring.

68 products

  • Newmar 321235 DC Converter 321235Newmar 321235 DC Converter 321235
    Newmar 321235 DC Converter 321235Newmar 321235 DC Converter 321235
    Save $197.01 USD
    Newmar Power

    Newmar 32-12-35 DC Converter [32-12-35]

    $1,199.99 USD
    $1,199.99 USD $1,397.00 USD

    32-12-35 DC ConverterConvert 20-50 VDC input to 12 VDC negative ground output for powering communication and navigation equipment on negative ground systems. (See Isolated Series for...
  • Mastervolt Mac Plus 124815 81203205Mastervolt Mac Plus 124815 81203205
    Mastervolt Mac Plus 124815 81203205Mastervolt Mac Plus 124815 81203205
    Save $129.00 USD
    Mastervolt

    Mastervolt Mac Plus 12/48-15 [81203205]

    $637.99 USD
    $637.99 USD $766.99 USD

    Mac Plus 12/48-15Boost Your Service BatteryToo often, service batteries don’t get the charge they need. This is a problem made worse by smart alternators and start/stop...
  • Mastervolt Mac Plus 241250 CZone 81205205Mastervolt Mac Plus 241250 CZone 81205205
    Mastervolt Mac Plus 241250 CZone 81205205Mastervolt Mac Plus 241250 CZone 81205205
    Save $119.00 USD
    Mastervolt

    Mastervolt Mac Plus 24/12-50 + CZone [81205205]

    $590.99 USD
    $590.99 USD $709.99 USD

    Mac Plus 24/12-50 + CZoneBoost the Service BatteryToo often, service batteries don’t get the charge they need. This is a problem made worse by smart alternators...
  • Victron Orion XS 121250A DCDC Battery Charger ORI121217050Victron Orion XS 121250A DCDC Battery Charger ORI121217050
    Victron Orion XS 121250A DCDC Battery Charger ORI121217050Victron Orion XS 121250A DCDC Battery Charger ORI121217050
    Save $57.90 USD
    Victron Energy

    Victron Orion XS 12/12-50A DC-DC Battery Charger [ORI121217050]

    $328.10 USD
    $328.10 USD $386.00 USD

    Orion XS 12/12-50A DC-DC Battery Charger (for marine applications with VHF interference fixed)The Orion XS, engineered from the ground up, redefines DC-DC battery-to-battery charging. Ideal for...
  • Victron OrionTR Smart 121230 30A 360W Isolated DCDC or Power Supply ORI121236120
    Victron OrionTR Smart 121230 30A 360W Isolated DCDC or Power Supply ORI121236120
    Save $43.05 USD
    Victron Energy

    Victron Orion-TR Smart 12/12-30 30A (360W) Isolated DC-DC or Power Supply [ORI121236120]

    $243.95 USD
    $243.95 USD $287.00 USD

    Orion-TR Smart 12/12-30A (360W) Isolated DC-DC Charger or Power SupplyThe Orion-Tr Smart isolated DC-DC charger serves as a DC-DC battery charger or a power supply (also...
  • Victron OrionTR DCDC Converter 12 VDC TO 24 VDC 10A Isolated ORI122424110Victron OrionTR DCDC Converter 12 VDC TO 24 VDC 10A Isolated ORI122424110
    Victron OrionTR DCDC Converter 12 VDC TO 24 VDC 10A Isolated ORI122424110Victron OrionTR DCDC Converter 12 VDC TO 24 VDC 10A Isolated ORI122424110
    Save $20.10 USD
    Victron Energy

    Victron Orion-TR DC-DC Converter - 12 VDC TO 24 VDC - 10A Isolated [ORI122424110]

    $113.90 USD
    $113.90 USD $134.00 USD

    Orion-TR 12/24-10A (240W) Isolated DC-DC ConverterIsolated Model - separate in and out (-) leads Remote On/Off TerminalThe remote on/off terminal eliminates the need for a high current...
  • Victron OrionTR Smart 2448 85A 400W Isolated DCDC Charger ORI244840120
    Victron OrionTR Smart 2448 85A 400W Isolated DCDC Charger ORI244840120
    Save $43.05 USD
    Victron Energy

    Victron Orion-TR Smart 24/48 8.5A (400W) Isolated DC-DC Charger [ORI244840120]

    $243.95 USD
    $243.95 USD $287.00 USD

    Orion-TR Smart 24/48 8.5A (400W) Isolated DC-DC ChargerThe Orion-Tr Smart DC-DC charger is a professional DC to DC adaptive 3-stage charger with built-in Bluetooth.This is for...
  • Victron OrionTR Smart 121218 18A 220W Isolated DCDC Charger or Power Supply ORI121222120
    Victron OrionTR Smart 121218 18A 220W Isolated DCDC Charger or Power Supply ORI121222120
    Save $28.20 USD
    Victron Energy

    Victron Orion-TR Smart 12/12-18 18A (220W) Isolated DC-DC Charger or Power Supply [ORI121222120]

    $159.80 USD
    $159.80 USD $188.00 USD

    Orion-TR Smart 12/12-18A (220W) Isolated DC-DC Charger or Power SupplyThe Orion-Tr Smart isolated DC-DC charger serves as a DC-DC battery charger or a power supply (also...
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