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10 Best Marine Inverter Charger 2025 in the United States
#1
Winner
Victron Energy MultiPlus-II 2X Pure Sine Wave Inverter Charger for 120 amp Battery, 120V, 3000VA 12-Volt
The Victron Energy MultiPlus-II 2X Pure Sine Wave Inverter Charger is a robust option for those needing reliable power for marine, yachting, and off-grid applications. With a power output of 3000 watts and a battery charger capacity of 120 amps, it provides sufficient energy for demanding setups. The pure sine wave output ensures compatibility with sensitive electronics, which is a significant advantage for boaters and off-grid users alike.
Rating
9.9
Chosen by1,211
Battery Charger Capacity (Amperage)
Protection Features
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137 reviews
#2
Xantrex Freedom SW3012 12V 3000W Inverter/Charger [815-3012]
![Xantrex Freedom SW3012 12V 3000W Inverter/Charger [815-3012]](https://images-proxy.bestreviews.guide/isk0XMgGB2W8ZrhGUAcpPDwh07U=/0x300/https://m.media-amazon.com/images/I/41YA9D7AxgL._AC_CX679_.jpg)
The Xantrex Freedom SW3012 is a robust marine inverter and charger designed for those looking to power their vessels efficiently. With a continuous output power of 3000 watts and true sine wave output, it delivers clean power ideal for sensitive electronics on boats. The inverter's compact size (15.25 x 13.5 x 7.75 inches) and weight of 73.7 lbs make it suitable for marine environments where space and weight are critical considerations.
#3
Xantrex 81-2022-12 Inv/Chgr, Free-458 2000W 12V 100A M-Sine
The Xantrex 81-2022-12 Marine Inverter Charger is a versatile device that combines a power inverter and a battery charger into one compact unit. With a power output of 2000W and a battery charger capacity of 100A, it provides ample power for various marine applications. It operates on a 12V input voltage and supports modified sine wave (MSW) output, which is suitable for many standard devices but may not be ideal for sensitive electronics.
Top 10 Best Marine Inverter Charger 2025 in the United States
#1
Winner
Victron Energy MultiPlus-II 2X Pure Sine Wave Inverter Charger for 120 amp Battery, 120V, 3000VA 12-Volt
Victron Energy MultiPlus-II 2X Pure Sine Wave Inverter Charger for 120 amp Battery, 120V, 3000VA 12-Volt
Power Output (Wattage): 3000 watts
Battery Charger Capacity (Amperage): 120 amps
Waveform Type: Pure Sine Wave
Input Voltage: 12-Volt
Size and Weight: 11 x 6 x 23 inches, 24 kg
Protection Features: Power Assist, switches in 20 ms
Chosen by 1211 this week
Xantrex Freedom SW3012 12V 3000W Inverter/Charger [815-3012]
Xantrex Freedom SW3012 12V 3000W Inverter/Charger [815-3012]
Power Output (Wattage): 3000 watts
Waveform Type: true sine wave
Input Voltage: 12 Volts
Surge Capacity: good surge capacity
Size and Weight: 15.25 x 13.5 x 7.75 inches
Protection Features: temperature compensated charging
Xantrex 81-2022-12 Inv/Chgr, Free-458 2000W 12V 100A M-Sine
Xantrex 81-2022-12 Inv/Chgr, Free-458 2000W 12V 100A M-Sine
Power Output (Wattage): 2000W
Battery Charger Capacity (Amperage): 100A
Waveform Type: Modified sine wave
Input Voltage: 12V
Surge Capacity: High surge capability
Size and Weight: 2.2 pounds, 13.2 x 11.5 x 7.9
Protection Features: 3-stage charger, temp compensation, transfer switch
Victron Energy Quattro 5000VA 12-Volt Pure Sine Wave Inverter and 220 amp Battery Charger
Victron Energy Quattro 5000VA 12-Volt Pure Sine Wave Inverter and 220 amp Battery Charger
Power Output (Wattage): 5000 watts
Battery Charger Capacity (Amperage): 220 amps
Waveform Type: pure sine wave
Size and Weight: 21.3 x 18.5 x 15 inches
Protection Features: Power Assist capability
Xantrex 818-3015 Freedom XC PRO 3000 Inverter/Charger - 3000W/120VAC (Marine)
Xantrex 818-3015 Freedom XC PRO 3000 Inverter/Charger - 3000W/120VAC (Marine)
Power Output (Wattage): 3000 watts
Battery Charger Capacity (Amperage): 50A relay
Input Voltage: 120VAC
Surge Capacity: 5-second surge
Size and Weight: 19 x 15 x 8 in, 22 lbs
Protection Features: charge dead batteries to 0Vdc
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Xantrex Freedom XC 2000 817-2080 Power Inverter
Xantrex Freedom XC 2000 817-2080 Power Inverter
Power Output (Wattage): 2000 watts
Battery Charger Capacity (Amperage): 30A
Waveform Type: true sine wave
Surge Capacity: double continuous power rating
Size and Weight: 19.5 x 15.4 x 8.5 in, 16.3 lbs
Protection Features: AC transfer relay, charge dead batteries
Victron Energy MultiPlus Pure Sine Wave Inverter Charger for 80 amp Battery, 2000VA 12-Volt
Victron Energy MultiPlus Pure Sine Wave Inverter Charger for 80 amp Battery, 2000VA 12-Volt
Power Output (Wattage): 2000VA
Battery Charger Capacity (Amperage): 80 amps
Waveform Type: Pure Sine Wave
Input Voltage: 12-Volt
Efficiency: generally high
Size and Weight: 5.79 x 9.3 x 19.92 in, 40.1 lbs
Protection Features: Power Assist, quick switching
Schneider Electric 806-1840 Xantrex Freedom HF 1800W Inverter/Charger with 40 Ampere Charger
Schneider Electric 806-1840 Xantrex Freedom HF 1800W Inverter/Charger with 40 Ampere Charger
Power Output (Wattage): 1800 watts
Battery Charger Capacity (Amperage): 40 amps
Size and Weight: 20 x 11 x 6 inches
Protection Features: temperature-controlled charging
Xantrex 818-2010 Inv/Chgr, Freedom XC PRO, 2000W 12V 100A
Xantrex 818-2010 Inv/Chgr, Freedom XC PRO, 2000W 12V 100A
Power Output (Wattage): 2000 watts
Battery Charger Capacity (Amperage): 100 amps
Waveform Type: True sine wave
Surge Capacity: 2x continuous output for seconds
Size and Weight: compact and lightweight
Protection Features: withstand wide range of conditions
#10
ExpertPower 3000W Pure Sine Wave Inverter Charger | Peak 9000W | DC 12V - AC 110V | LifePO4/ Lithium Battery Compatible | Auto Transfer Switch | LCD Display
ExpertPower 3000W Pure Sine Wave Inverter Charger | Peak 9000W | DC 12V - AC 110V | LifePO4/ Lithium Battery Compatible | Auto Transfer Switch | LCD Display
Power Output (Wattage): 3000 watts
Battery Charger Capacity (Amperage): 60-amp
Waveform Type: Pure sine wave
Surge Capacity: 9000 watts
Efficiency: 90-99%
Size and Weight: 18.38x7.63x7.8 in, 55 lbs
Protection Features: overcharge, overload, overheating, discharge, short
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Buying Guide for the Best Marine Inverter Charger
Choosing the right marine inverter charger is crucial for ensuring a reliable power supply on your boat. An inverter charger converts DC power from your boat's batteries into AC power to run your household appliances, and it also charges your batteries when connected to shore power or a generator. To make the best choice, you need to consider several key specifications that will determine the performance and suitability of the inverter charger for your specific needs.Power Output (Wattage)Power output, measured in watts, indicates how much power the inverter can supply to your appliances. This is important because it determines what kind of devices you can run simultaneously. Inverters typically range from a few hundred watts to several thousand watts. For light usage, such as charging small electronics, a lower wattage (500-1000W) may suffice. For running larger appliances like microwaves or air conditioners, you will need a higher wattage (2000W or more). Assess your power needs by listing the appliances you plan to use and their wattage requirements.
Battery Charger Capacity (Amperage)The battery charger capacity, measured in amperes (amps), indicates how quickly the inverter charger can recharge your boat's batteries. This is important for ensuring your batteries are recharged efficiently, especially if you have limited time connected to shore power. Chargers typically range from 20A to 150A. For smaller battery banks, a lower amperage (20-50A) may be sufficient. For larger battery banks or if you need faster charging, look for higher amperage (60A or more). Consider your battery bank size and how quickly you need to recharge when choosing the charger capacity.
Waveform TypeThe waveform type refers to the quality of the AC power output by the inverter. There are two main types: modified sine wave and pure sine wave. Pure sine wave inverters produce a cleaner and more stable power, similar to what you get from the grid, and are suitable for sensitive electronics and appliances. Modified sine wave inverters are less expensive but may not work well with all devices and can cause interference or reduced efficiency. If you plan to power sensitive electronics, opt for a pure sine wave inverter. For basic appliances, a modified sine wave inverter may be adequate.
Input VoltageInput voltage refers to the DC voltage that the inverter charger requires from your boat's battery bank. Common input voltages are 12V, 24V, and 48V. This is important because it needs to match your boat's electrical system. Smaller boats typically use 12V systems, while larger boats may use 24V or 48V systems for greater efficiency. Ensure the inverter charger you choose matches your boat's battery voltage to avoid compatibility issues.
Surge CapacitySurge capacity is the ability of the inverter to handle short bursts of higher power demand, which is important for starting appliances with high initial power requirements, like refrigerators or pumps. Surge capacity is usually higher than the continuous power rating and is measured in watts. For example, an inverter with a continuous rating of 2000W might have a surge capacity of 4000W. If you plan to run appliances with high startup surges, ensure the inverter has a sufficient surge capacity to handle these demands.
EfficiencyEfficiency refers to how well the inverter converts DC power to AC power, expressed as a percentage. Higher efficiency means less energy is lost in the conversion process, which is important for maximizing the use of your battery power. Inverters typically have efficiencies ranging from 85% to 95%. Higher efficiency is generally better, especially if you rely heavily on battery power. Look for inverters with higher efficiency ratings to ensure you get the most out of your battery capacity.
Size and WeightSize and weight are practical considerations, especially if space is limited on your boat. Inverter chargers come in various sizes and weights, and it's important to ensure you have enough space to install the unit securely. Larger units may offer more power and features but can be more challenging to install. Measure the available space and consider the weight of the unit to ensure it fits well in your boat's layout.
Protection FeaturesProtection features are safety mechanisms built into the inverter charger to protect both the unit and your boat's electrical system. Common protection features include over-temperature shutdown, overload protection, short-circuit protection, and low battery voltage shutdown. These features are important for preventing damage to the inverter and your appliances, as well as ensuring safe operation. Look for inverter chargers with comprehensive protection features to ensure reliable and safe performance.