Marine Battery Chargers – Keep Your Boat Powered & Ready
A reliable marine battery charger is essential for keeping your boat’s electrical system powered and ready for every adventure. Whether you need a smart charger for deep-cycle batteries, a trickle charger for maintenance, or an onboard multi-bank system for charging multiple batteries at once, we’ve got you covered. Built for marine environments with waterproof, corrosion-resistant designs, these chargers ensure fast, safe, and efficient charging for all battery types. Plus, we ship free across the U.S., so you can upgrade hassle-free and stay powered up! ⚡🔋⚓
⛵️ Free U.S. Shipping ~ Set Sail on Us! ⚓️
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Blue Sea 7608 BatteryLink Charger (North America) - 12V - 20Amp - 2 Bank [7608]Vendor:Blue Sea 7608 BatteryLink Charger (North America) - 12V - 20Amp - 2 Bank [7608]
- Regular price
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$352.99 - Regular price
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$367.18 - Sale price
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$352.99
Sale -
Victron Orion XS Smart 12/12 50A (700W) DC-DC Charger [ORI121217040]Vendor:Victron Orion XS Smart 12/12 50A (700W) DC-DC Charger [ORI121217040]
- Regular price
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$328.10 - Regular price
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$386.00 - Sale price
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$328.10
Sale -
Dual Pro SS4 Auto 4 Bank Battery Charger w/3 Bank B.O.S. [SS4AUTO/BOS12V3]Vendor:Dual Pro SS4 Auto 4 Bank Battery Charger w/3 Bank B.O.S. [SS4AUTO/BOS12V3]
- Regular price
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$980.99 - Regular price
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$1,140.98 - Sale price
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$980.99
Sale -
Dual Pro SS2 Auto 2 Bank Battery Charger w/2 Bank B.O.S. [SS2AUTO/BOS12V2]Vendor:Dual Pro SS2 Auto 2 Bank Battery Charger w/2 Bank B.O.S. [SS2AUTO/BOS12V2]
- Regular price
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$671.99 - Regular price
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$774.98 - Sale price
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$671.99
Sale -
Dual Pro SS4 Auto 4 Bank Battery Charger w/2 Bank B.O.S. [SS4AUTO/BOS12V2]Vendor:Dual Pro SS4 Auto 4 Bank Battery Charger w/2 Bank B.O.S. [SS4AUTO/BOS12V2]
- Regular price
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$980.99 - Regular price
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$1,140.98 - Sale price
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$980.99
Sale -
Dual Pro RS3 3 Bank Battery Charger w/3 Bank B.O.S. [RS3/BOS12V3]Vendor:Dual Pro RS3 3 Bank Battery Charger w/3 Bank B.O.S. [RS3/BOS12V3]
- Regular price
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$596.99 - Regular price
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$691.98 - Sale price
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$596.99
Sale -
Dual Pro RS3 3 Bank Battery Charger w/2 Bank B.O.S. [RS3/BOS12V2]Vendor:Dual Pro RS3 3 Bank Battery Charger w/2 Bank B.O.S. [RS3/BOS12V2]
- Regular price
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$596.99 - Regular price
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$691.98 - Sale price
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$596.99
Sale -
Dual Pro Sentinel 10 Charger/Maintainer [S10]Vendor:Dual Pro Sentinel 10 Charger/Maintainer [S10]
- Regular price
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$318.99 - Regular price
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$343.99 - Sale price
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$318.99
Sale -
Dual Pro PS1 Auto 15A - 1-Bank Lithium/AGM Battery Charger [PS1AUTO]Vendor:Dual Pro PS1 Auto 15A - 1-Bank Lithium/AGM Battery Charger [PS1AUTO]
- Regular price
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$266.99 - Regular price
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$342.99 - Sale price
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$266.99
Sale -
Dual Pro Dual Power 36/12V Dual Output Battery Charger [DP36/12]Vendor:Dual Pro Dual Power 36/12V Dual Output Battery Charger [DP36/12]
- Regular price
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$865.99 - Regular price
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$1,037.99 - Sale price
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$865.99
Sale -
Dual Pro SS1 Auto 10A - 1-Bank Lithium/AGM Battery Charger [SS1AUTO]Vendor:Dual Pro SS1 Auto 10A - 1-Bank Lithium/AGM Battery Charger [SS1AUTO]
- Regular price
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$221.99 - Regular price
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$270.99 - Sale price
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$221.99
Sale -
Dual Pro IS2412 24V Battery Charger [IS2412]Vendor:Dual Pro IS2412 24V Battery Charger [IS2412]
- Regular price
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$324.99 - Regular price
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$399.99 - Sale price
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$324.99
Sale -
Dual Pro SS4 Auto 40A - 4-Bank Lithium/AGM Battery Charger [SS4AUTO]Vendor:Dual Pro SS4 Auto 40A - 4-Bank Lithium/AGM Battery Charger [SS4AUTO]
- Regular price
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$652.99 - Regular price
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$769.99 - Sale price
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$652.99
Sale -
Dual Pro SS2 Auto 20A - 2-Bank Lithium/AGM Battery Charger [SS2AUTO]Vendor:Dual Pro SS2 Auto 20A - 2-Bank Lithium/AGM Battery Charger [SS2AUTO]
- Regular price
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$341.99 - Regular price
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$403.99 - Sale price
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$341.99
Sale -
Victron Centaur Charger - 12 VDC - 100AMP - 3-Bank - 120-240 VAC [CCH012100000]Vendor:Victron Centaur Charger - 12 VDC - 100AMP - 3-Bank - 120-240 VAC [CCH012100000]
- Regular price
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$1,032.75 - Regular price
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$1,215.00 - Sale price
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$1,032.75
Sale -
Dual Pro Professional Series Battery Charger - 15A - 1-Bank - 12V [PS1]Vendor:Dual Pro Professional Series Battery Charger - 15A - 1-Bank - 12V [PS1]
- Regular price
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$253.99 - Regular price
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$325.99 - Sale price
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$253.99
Sale -
Dual Pro RealPRO Series Battery Charger - 6A - 1-Bank - 12V [RS1]Vendor:Dual Pro RealPRO Series Battery Charger - 6A - 1-Bank - 12V [RS1]
- Regular price
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$150.99 - Regular price
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$179.99 - Sale price
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$150.99
Sale -
Dual Pro RealPRO Series Battery Charger - 18A - 3-6A-Banks - 12V-36V [RS3]Vendor:Dual Pro RealPRO Series Battery Charger - 18A - 3-6A-Banks - 12V-36V [RS3]
- Regular price
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$263.99 - Regular price
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$320.99 - Sale price
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$263.99
Sale -
Victron MagCode Power Port f/Blue Smart IP65 Charger - 12V - 15 Amp Max (Requires Power Clip) [BPC900520014]Vendor:Victron MagCode Power Port f/Blue Smart IP65 Charger - 12V - 15 Amp Max (Requires Power Clip) [BPC900520014]
- Regular price
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$39.95 - Regular price
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$47.00 - Sale price
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$39.95
Sale -
Sentry Marine Battery Charger 115/230V Input 32VDC - 30A - 3-Bank [SFR3230/3X]Vendor:Sentry Marine Battery Charger 115/230V Input 32VDC - 30A - 3-Bank [SFR3230/3X]
- Regular price
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$1,849.99 - Regular price
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$2,667.00 - Sale price
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$1,849.99
Sale -
Victron MagCode Power Clip f/Blue Smart IP65 Charger - 12V - 15 Amp Max (Requires Power Port) [BPC900500014]Vendor:Victron MagCode Power Clip f/Blue Smart IP65 Charger - 12V - 15 Amp Max (Requires Power Port) [BPC900500014]
- Regular price
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$39.95 - Regular price
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$47.00 - Sale price
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$39.95
Sale -
Dolphin Charger Premium Series Dolphin Battery Charger - 12V, 40A, 110/220VAC - 3 Outputs [99030]Vendor:Dolphin Charger Premium Series Dolphin Battery Charger - 12V, 40A, 110/220VAC - 3 Outputs [99030]
- Regular price
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$643.99 - Regular price
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$875.00 - Sale price
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$643.99
Sale -
Victron Orion-TR Smart DC-DC 12/24-15 15A (360W) Isolated Charger or Power Supply [ORI122436120]Vendor:Victron Orion-TR Smart DC-DC 12/24-15 15A (360W) Isolated Charger or Power Supply [ORI122436120]
- Regular price
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$243.95 - Regular price
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$287.00 - Sale price
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$243.95
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Victron Phoenix Smart IP43 Charger 12/50 (1+1) 120-240VAC Requires 5-15P Mains Cord [PSC125051095]Vendor:Victron Phoenix Smart IP43 Charger 12/50 (1+1) 120-240VAC Requires 5-15P Mains Cord [PSC125051095]
- Regular price
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$473.45 - Regular price
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$557.00 - Sale price
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$473.45
Sale -
Victron Centaur Charger - 24 VDC - 60AMP - 3-Bank - 120-240 VAC [CCH024060000]Vendor:Victron Centaur Charger - 24 VDC - 60AMP - 3-Bank - 120-240 VAC [CCH024060000]
- Regular price
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$887.40 - Regular price
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$1,044.00 - Sale price
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$887.40
Sale -
Dolphin Charger PRO Evo3 - 24V - 100A [99484]Vendor:Dolphin Charger PRO Evo3 - 24V - 100A [99484]
- Regular price
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$1,961.99 - Regular price
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$2,832.00 - Sale price
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$1,961.99
Sale -
Dolphin Charger PRO Evo3 - 24V - 40A [99474]Vendor:Dolphin Charger PRO Evo3 - 24V - 40A [99474]
- Regular price
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$1,154.99 - Regular price
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$1,585.00 - Sale price
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$1,154.99
Sale -
Dolphin Charger PRO Evo3 - 24V - 60A [99464]Vendor:Dolphin Charger PRO Evo3 - 24V - 60A [99464]
- Regular price
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$1,233.99 - Regular price
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$1,695.00 - Sale price
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$1,233.99
Sale -
Samlex 25A Battery Charger - 24V - 2-Bank - 3-Stage w/Dip Switch Lugs - Includes Temp Sensor [SEC-2425UL]Vendor:Samlex 25A Battery Charger - 24V - 2-Bank - 3-Stage w/Dip Switch Lugs - Includes Temp Sensor [SEC-2425UL]
- Regular price
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$507.30 - Regular price
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$634.10 - Sale price
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$507.30
Sale -
Samlex 40A Battery Charger - 24V - 2-Bank - 3-Stage w/Dip Switch Lugs - Includes Temp Sensor [SEC-2440UL]Vendor:Samlex 40A Battery Charger - 24V - 2-Bank - 3-Stage w/Dip Switch Lugs - Includes Temp Sensor [SEC-2440UL]
- Regular price
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$726.70 - Regular price
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$908.40 - Sale price
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$726.70
Sale -
Dolphin Charger Pro Series Dolphin Battery Charger - 12V, 90A, 110/220VAC - 50/60Hz [99501]Vendor:Dolphin Charger Pro Series Dolphin Battery Charger - 12V, 90A, 110/220VAC - 50/60Hz [99501]
- Regular price
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$1,262.99 - Regular price
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$1,735.00 - Sale price
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$1,262.99
Sale -
Mastervolt ChargeMaster Plus 12/50-3 Battery Charger [44310505]Vendor:Mastervolt ChargeMaster Plus 12/50-3 Battery Charger [44310505]
- Regular price
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$767.00 - Regular price
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$882.33 - Sale price
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$767.00
Sale -
Mastervolt Mac Plus 12/12-50 + CZone [81205105]Vendor:Mastervolt Mac Plus 12/12-50 + CZone [81205105]
- Regular price
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$566.99 - Regular price
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$718.74 - Sale price
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$566.99
Sale -
Mastervolt ChargeMaster 25 Amp Battery Charger - 3 Bank, 12V [44010250]Vendor:Mastervolt ChargeMaster 25 Amp Battery Charger - 3 Bank, 12V [44010250]
- Regular price
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$368.99 - Regular price
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$479.81 - Sale price
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$368.99
Sale -
Xantrex Heart Echo Charge Charging Panel [82-0123-01]Vendor:Xantrex Heart Echo Charge Charging Panel [82-0123-01]
- Regular price
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$163.99 - Regular price
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$200.68 - Sale price
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$163.99
Sale -
Guest On-Board Battery Charger 20A / 12V - 2 Bank - 120V Input [2720A]Vendor:Guest On-Board Battery Charger 20A / 12V - 2 Bank - 120V Input [2720A]
- Regular price
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$190.99 - Regular price
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$271.23 - Sale price
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$190.99
Sale -
Guest 6A/12V 1 Bank 120V Input On-Board Battery Charger [28106]Vendor:Guest 6A/12V 1 Bank 120V Input On-Board Battery Charger [28106]
- Regular price
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$101.99 - Regular price
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$144.92 - Sale price
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$101.99
Sale -
Victron SmartSolar MPPT Charge Controller - 100V - 30AMP - UL Approved [SCC110030210]Vendor:Victron SmartSolar MPPT Charge Controller - 100V - 30AMP - UL Approved [SCC110030210]
- Regular price
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$128.35 - Regular price
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$151.00 - Sale price
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$128.35
Sale -
Victron SmartSolar MPPT Solar Charge Controller - 75V - 10Amp - UL Approved [SCC075010060R]Vendor:Victron SmartSolar MPPT Solar Charge Controller - 75V - 10Amp - UL Approved [SCC075010060R]
- Regular price
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$62.05 - Regular price
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$73.00 - Sale price
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$62.05
Sale -
Victron Orion-TR Smart 12/12-18A 18A (220W) Isolated DC-DC Charger or Power Supply [ORI121222120]Vendor:Victron Orion-TR Smart 12/12-18A 18A (220W) Isolated DC-DC Charger or Power Supply [ORI121222120]
- Regular price
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$159.80 - Regular price
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$188.00 - Sale price
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$159.80
Sale -
Victron Orion-TR Smart 12/12-30 30A (360W) Isolated DC-DC Charger or Power Supply [ORI121236120]Vendor:Victron Orion-TR Smart 12/12-30 30A (360W) Isolated DC-DC Charger or Power Supply [ORI121236120]
- Regular price
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$243.95 - Regular price
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$287.00 - Sale price
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$243.95
Sale -
Victron VE. Direct to Bluetooth Smart Dongle w/ 1.5M Cable [ASS030536011]Vendor:Victron VE. Direct to Bluetooth Smart Dongle w/ 1.5M Cable [ASS030536011]
- Regular price
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$39.95 - Regular price
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$47.00 - Sale price
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$39.95
Sale -
Victron SmartSolar MPPT 150/70-TR Solar Charge Controller - VE.CAN - UL Approved [SCC115070411]Vendor:Victron SmartSolar MPPT 150/70-TR Solar Charge Controller - VE.CAN - UL Approved [SCC115070411]
- Regular price
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$414.80 - Regular price
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$488.00 - Sale price
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$414.80
Sale -
Newmar PT-25W Battery Charger [PT-25W]Vendor:Newmar PT-25W Battery Charger [PT-25W]
- Regular price
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$728.99 - Regular price
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$900.00 - Sale price
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$728.99
Sale -
Mastervolt ChargeMaster Plus 24V, 60A, 3-Bank, NMEA2000 - CZone [44320605]Vendor:Mastervolt ChargeMaster Plus 24V, 60A, 3-Bank, NMEA2000 - CZone [44320605]
- Regular price
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$1,343.00 - Regular price
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$1,734.15 - Sale price
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$1,343.00
Sale -
Victron Blue Smart IP65 Charger - 6V/12V - 1.1A - 120V - 1-15P [BPC120134124R]Vendor:Victron Blue Smart IP65 Charger - 6V/12V - 1.1A - 120V - 1-15P [BPC120134124R]
- Regular price
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$52.70 - Regular price
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$62.00 - Sale price
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$52.70
Sale -
Victron SmartSolar MPPT 100/20 - Up to 48 VDC - UL Approved [SCC110020160R]Vendor:Victron SmartSolar MPPT 100/20 - Up to 48 VDC - UL Approved [SCC110020160R]
- Regular price
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$89.25 - Regular price
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$105.00 - Sale price
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$89.25
Sale -
Xantrex XPLORE Battery Charger - 12V - 120 Amp - 6-Bank [819-0120-12]Vendor:Xantrex XPLORE Battery Charger - 12V - 120 Amp - 6-Bank [819-0120-12]
- Regular price
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$1,485.99 - Regular price
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$1,800.00 - Sale price
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$1,485.99
Sale -
Mastervolt ChargeMaster 12 Amp Battery Charger - 3 Bank, 24V [44020120]Vendor:Mastervolt ChargeMaster 12 Amp Battery Charger - 3 Bank, 24V [44020120]
- Regular price
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$499.99 - Regular price
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$650.79 - Sale price
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$499.99
Sale -
ProMariner ProSport 1.5A Multi-Use Maintainer - 120V - 1-Bank [44001]Vendor:ProMariner ProSport 1.5A Multi-Use Maintainer - 120V - 1-Bank [44001]
- Regular price
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$41.99 - Regular price
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$50.59 - Sale price
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$41.99
Sale -
Mastervolt ChargeMaster Plus 12/75-3 CZone - 3-Bank [44310755]Vendor:Mastervolt ChargeMaster Plus 12/75-3 CZone - 3-Bank [44310755]
- Regular price
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$1,275.00 - Regular price
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$1,646.54 - Sale price
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$1,275.00
Sale -
ProMariner ProTournament 500 Elite Series3 5-Bank On-Board Marine Battery Charger [53505]Vendor:ProMariner ProTournament 500 Elite Series3 5-Bank On-Board Marine Battery Charger [53505]
- Regular price
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$549.99 - Regular price
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- Sale price
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$549.99
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ProMariner ProMar1 DS Digital - 5 Amp - 1 Bank Charger [31505]Vendor:ProMariner ProMar1 DS Digital - 5 Amp - 1 Bank Charger [31505]
- Regular price
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$99.99 - Regular price
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$114.99 - Sale price
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$99.99
Sale -
Samlex 50A Battery Charger - 12V - 2-Bank - 3-Stage w/Dip Switch Lugs - Includes Temp Sensor [SEC-1250UL]Vendor:Samlex 50A Battery Charger - 12V - 2-Bank - 3-Stage w/Dip Switch Lugs - Includes Temp Sensor [SEC-1250UL]
- Regular price
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$511.70 - Regular price
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$639.60 - Sale price
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$511.70
Sale -
Xantrex TRUEcharge3 20A 3 Bank Battery Charger - 24V [804-2420-10]Vendor:Xantrex TRUEcharge3 20A 3 Bank Battery Charger - 24V [804-2420-10]
- Regular price
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$485.99 - Regular price
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$734.28 - Sale price
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$485.99
Sale -
Xantrex TRUECHARGE2 10Amp Battery Charger - Dual Bank 12V [804-1210]Vendor:Xantrex TRUECHARGE2 10Amp Battery Charger - Dual Bank 12V [804-1210]
- Regular price
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$217.99 - Regular price
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$332.92 - Sale price
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$217.99
Sale -
Newmar PT-24-45U Battery Charger [PT-24-45U]Vendor:Newmar PT-24-45U Battery Charger [PT-24-45U]
- Regular price
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$1,758.99 - Regular price
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$2,300.00 - Sale price
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$1,758.99
Sale -
Victron SmartSolar MPPT 150/35 - 150V - 35A - UL Approved [SCC115035210]Vendor:Victron SmartSolar MPPT 150/35 - 150V - 35A - UL Approved [SCC115035210]
- Regular price
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$184.45 - Regular price
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$217.00 - Sale price
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$184.45
Sale -
ProMariner ProSportHD 20 Global Gen 4 - 20 Amp - 2 Bank Battery Charger [44028]Vendor:ProMariner ProSportHD 20 Global Gen 4 - 20 Amp - 2 Bank Battery Charger [44028]
- Regular price
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$290.39 - Regular price
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$379.49 - Sale price
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$290.39
Sale -
Victron 100A Buck-Boost DC-DC Converter [ORI303100000]Vendor:Victron 100A Buck-Boost DC-DC Converter [ORI303100000]
- Regular price
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$1,177.25 - Regular price
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$1,385.00 - Sale price
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$1,177.25
Sale
How to Choose the Right Marine Battery Charger
A **marine battery charger** is designed to safely and efficiently charge your boat’s batteries while protecting them from overcharging and damage. Here’s what you need to consider when selecting the right one:
1. Types of Marine Battery Chargers
- Onboard Multi-Bank Chargers: Charge **multiple batteries simultaneously**, great for larger boats.
- Smart Battery Chargers: Automatically adjust charging based on battery type and condition.
- Portable Battery Chargers: Compact and versatile for use on different boats or backup charging.
- Trickle Chargers & Maintainers: Keep batteries topped off during storage to prevent depletion.
2. Choosing the Right Charger for Your Boat
- Battery Type Compatibility: Ensure the charger works with **AGM, lithium, gel, or lead-acid batteries.**
- Voltage & Amperage: Match your charger’s output to your battery system—**12V, 24V, or 36V.**
- Multi-Bank Charging: If you have multiple battery banks, choose a charger that can **charge all simultaneously.**
3. Key Features to Look For
- Waterproof & Corrosion-Resistant Design: Essential for marine environments.
- Automatic Shutoff & Overcharge Protection: Prevents battery damage from overcharging.
- LED Charge Status Indicators: Keep track of battery levels with easy-to-read displays.
- Temperature Compensation: Adjusts charging based on ambient temperature for optimal efficiency.
4. When to Upgrade Your Battery Charger
- Slow Charging or Inconsistent Power: If your charger isn’t keeping up with your power demands, it’s time for an upgrade.
- New Battery Type: If you’ve switched to **lithium or AGM batteries,** ensure your charger is compatible.
- Multiple Batteries on Board: If you’ve added house or trolling motor batteries, consider a **multi-bank charger.**
Charge Up & Set Sail with Confidence
With the right **marine battery charger,** your boat’s batteries stay **fully charged, protected, and ready for adventure.** Explore our collection and enj