Best RV Power Converters of 2025

David Davis Avatar
David Davis
Last Updated: Jan 16, 2025

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RV power converters are essential components for any recreational vehicle. These devices convert the 120-volt AC power supplied by campground or household electrical systems into 12-volt DC power needed to run lights, appliances, and other electronics in an RV. They also help charge the RV's battery when connected to shore power. RV power converters come in various sizes and designs, ranging from basic models to more sophisticated ones with multi-stage charging capabilities and noise-reducing features. Choosing the right power converter for an RV can ensure a smooth and hassle-free camping experience.

At a Glance: Our Top Picks

PowerMax PM3 Series 55A Converter Cover #TOP 1
PowerMax PM3 Series 55A Converter
ftb score rating icon 9.8
Powermax 110V to 12V DC Converter Charger for RV PM3-55 Cover #TOP 2
Powermax 110V to 12V DC Converter Charger for RV PM3-55
ftb score rating icon 9.7
RecPro 65 Amp RV Converter Cover #TOP 3
RecPro 65 Amp RV Converter
ftb score rating icon 9.5

Top 10 RV Power Converters

#TOP 1

PowerMax PM3 Series 55A Converter

PM4 55A
Metallic
55 Amp
PowerMax PM3 Series 55A Converter Cover
Powermax RV Converter | 55 Amp | 12V Power Converter with Built-in 4 Stage Smart Battery Charger | 110Vac to 12Vdc | Lithium Compatible | Fully Adjustable Output from 13V to 16.5V | PM4 55A

The PowerMax 55A Converter is designed to meet your power needs for various applications like RVs, boats, and automotive use. It features a smart charging system that fully charges and maintains your batteries, ensuring they last longer. You can easily install it in about 10 minutes without rewiring, making it user-friendly. Plus, with built-in safety features like reverse polarity and overload protection, you can use it confidently. This converter not only provides clean DC power but also adapts to different charging requirements, making it a versatile choice for your electronic devices.

What We Like
Easy installation
Good value for money
Efficient power output
Versatile for various devices
Customizable voltage settings
What We Don't Like
Fan can be a bit loud
Somewhat unclear instructions
#TOP 2

Powermax 110V to 12V DC Converter Charger for RV PM3-55

PM3-55
Powermax 110V to 12V DC Converter Charger for RV PM3-55 Cover
PowerMax PM3-55 RV Power Converter | High-Performance 110 Volt to 12 Volt DC Power Supply Charger w/ 55 Amp Capacity | Ideal for Efficient & Reliable Power Management in Recreational Vehicles

The Powermax 110V to 12V DC Converter Charger is a temperature-controlled, quiet and cool power supply with a LED indicator light. It operates on a 13.6Vdc to 14.4Vdc range, and is UL and CUL approved. It comes with reverse battery protection and is a replacement for the WF-9800 series. It's compatible with WFCO WF-9855 WF9855, includes built-in 3 stage charging and fixed single output modes. The fixed output mode voltage can be set between 13.0Vdc to 16.5Vdc

What We Like
Easy installation
Durable and reliable performance
Good customer support
Efficient charging capabilities
Handles extreme temperatures
What We Don't Like
Louder than original unit
#TOP 3

RecPro 65 Amp RV Converter

RP-PM-PM3
65-Amp
65-Amp
RecPro 65 Amp RV Converter Cover
RecPro RV Converter 65 Amp | RV Power Converter & Battery Charger | 4 Stage Smart Charging | 120VAC to 12VDC | 13V to 16.5V Operating Range

The RecPro RV Converter is a versatile power solution for your RV. It transforms 120VAC shore power into 12VDC, allowing you to keep your low-voltage lights and appliances running smoothly. You can charge your RV's battery while using these devices, ensuring you have power when you need it most. Additionally, this converter is compatible with both lead and lithium batteries, providing flexibility based on your battery type. With various capacities available, you can select the perfect model to meet your specific power needs.

What We Like
High charging capacity
Quick battery charging
Great customer service
Compatible with lithium batteries
What We Don't Like
Some units may be defective
Potentially high constant voltage
#TOP 4

USSKYBOY WF-9855 Power Converter

WF-9855-5
Silver
USSKYBOY WF-9855 Power Converter Cover
WF-9855 55 Amp Deck Mount PowerConverter/Charger Replacement for RV Trailer Camper 9800 Series/WF-9855-AD

The USSKYBOY Power Converter is an excellent choice for your RV, offering a reliable 55 amps of DC power to keep your electronics running smoothly. It’s designed to work seamlessly, providing clean power without interference for your devices, such as TVs and radios. The automatic current limiting ensures safety by shutting down during overloads, protecting your equipment. Plus, with its quiet operation, you won’t be disturbed by unnecessary noise. This converter also features a three-stage battery charging system, extending the life of your batteries and making it suitable for both lithium and lead-acid options.

What We Like
Cost-effective replacement
High quality construction
Easy installation
Reliable performance
Quiet operation
What We Don't Like
May need box modification
#TOP 5

Suplife WF-9855-AD 55 Amp RV Converter

WF-9855 Lead acid
Silver
Lead-Acid Battery
Suplife WF-9855-AD 55 Amp RV Converter Cover
WF-9855-AD,55 Amp RV Power Converter for Lead-Acid Battery,Compatible with WF-9855,WF-9855-AD,WF-9855-AD-CB&Other WF-9800 Series Power Converter

The Suplife RV Power Converter is designed specifically for 12 Volt lead-acid batteries, ensuring compatibility with various WF-9800 series models. With its three-stage charging system, it boosts your battery to 13.6 volts before entering a trickle mode, which helps maintain optimal battery levels. This converter also includes protective features like overcharge and overvoltage protection, providing peace of mind during use. Additionally, it boasts a quiet cooling fan that operates only when needed, reducing noise levels by 30% compared to similar devices. These features work together to enhance your RV experience by ensuring your battery remains charged and safe.

What We Like
Easy installation
Stable clean power
Maintains battery charge
Reasonable price
Well made
What We Don't Like
Fan is a bit loud
Unknown longevity
#TOP 6

Suplife WF-8955-MBA Power Converter

WF-8955-MBA Lead-Acid Battery
Suplife WF-8955-MBA Power Converter Cover
WF-8955-MBA,55 Amp for WF-8955PEC Power Converter, Three Stages Smart Charge for RV Lead-Acid Battery,Compatible with WF-8955-MBA,WF-8955-AD-MBA

The Suplife Power Converter is designed to work seamlessly with RV lead-acid batteries, ensuring efficient charging. With its three-stage charging system, it boosts your battery voltage to 13.6 volts and maintains optimal levels, helping to extend battery life. The quiet fan adjusts automatically based on battery temperature, providing a peaceful environment during use, especially at night. Additionally, the high-quality construction mirrors your original OEM converter's performance, giving you confidence in reliability and effectiveness. Backed by a three-year warranty and lifetime technical support, you can trust that your needs are prioritized.

What We Like
Well made product
Easy installation
Thorough instruction manual
Cost-effective compared to RV shop
Steady voltage output
What We Don't Like
Somewhat noisy fan
Potential quality issues
#TOP 7

WF-9855 55 Amp RV Power Converter

wf-9855 rv converter silver
WF-9855 55 Amp RV Power Converter Cover
WF-9855 55 Amp-AD-CB rv Power Converter/Charger, Replacement for Deck-Mounted Converter Charger for RV Camper WF-9800 Series(Silver)

The CLCWUJ WF-9855 Converter is designed to provide you with a reliable 55 amps of direct current power, making it perfect for your RV needs. Enjoy the convenience of clean power that won’t disrupt your TV or radio signals. With automatic current limiting, you can feel secure knowing that the unit will shut off in case of overloads or short circuits, protecting your devices. Additionally, the cooling fan operates only when necessary, ensuring quiet performance while you relax in your camper.

What We Like
Exact match for replacement
Easy installation
Quiet operation
Strong performance
Good deal on sale
What We Don't Like
Placement location is challenging
Not exact footprint
#TOP 8

FONGLP WF-8955-MBA Power Converter

FONGLP
WF-8955-MBA
FONGLP WF-8955-MBA Power Converter Cover
WF-8955-MBA Power Converter,Assembly for WF-8955PEC and Parallax 7155 Converter, for 12V RV Lead-acid battery

The FONGLP Power Converter is designed to work seamlessly with WF-8955 & WF-8900 series and Parallax 7145 and 7155 Power Centers. With a powerful 55-amp output, it can recharge a 200AH lead-acid battery to over 99% in under four hours, ensuring you have reliable power for your RV. Installation is a breeze, requiring just two screws and five wires, taking only about ten minutes of your time. Additionally, it features an automatic temperature control system that activates a silent fan to keep the unit cool, making it user-friendly and efficient.

What We Like
Fast charging for large batteries
Simple installation process
Automatic temperature control
Quiet operation
What We Don't Like
Fan noise issues
Thin wiring quality
#TOP 9

WF-9865 65 Amp RV Power Converter

WF-65
65 Amp
WF-9865 65 Amp RV Power Converter Cover
WF-9865 65 Amp RV Power Converter - Deck Mount Three-Stage Power Converter/Charger Replacement for 9800 Series,Rv Converter 65 amp for Camper RV Trailer…

The sdanbom WF-9865 Converter is a powerful solution for converting 110VAC power to 12VDC, providing you with 65 amps of reliable DC power. This makes it ideal for running various electronic devices and appliances in your RV or boat. It easily replaces most WF-9800 Series converters, ensuring compatibility with your existing setup. With its automatic three-stage battery charging, it protects your battery from draining while plugged in. Plus, the built-in safety features ensure your devices are protected from overload and overheating, giving you peace of mind during your travels.

What We Like
High performance and reliability
Easy installation and compatibility
Automatic battery protection
Quiet cooling fan operation
Comprehensive safety features
What We Don't Like
Limited customer service
Requires additional wiring
#TOP 10

SDANBOM PM4 100 Amp RV Converter

RV100
100 Amp
SDANBOM PM4 100 Amp RV Converter Cover
PM4 100 Amp RV Power Converter - Power Converter with Built-in 4 Stage Smart Battery Charger - Multiple Capacities 100A 110V AC to 12V DC 100 Amp Battery Charger RV Power Converter Replacement

The SDANBOM RV Power Converter is an essential tool for your RV or boat, converting 110V-120V AC to 12V-16.5V DC with 100 amps of clean energy. Its automatic three-stage charging system ensures your batteries are efficiently charged, providing fast, standard, and trickle modes to suit your needs. The built-in cooling fan operates quietly, activating only when necessary, which helps maintain a safe temperature. With robust safety features, including overcurrent and overvoltage protection, you can enjoy peace of mind knowing your devices are secure. This versatile converter keeps your electronics powered without interference, making it a reliable choice for all your power needs.

What We Like
Consistent voltage maintenance
Easy installation
Great value for money
Effective for automotive use
Works well for ham radio
What We Don't Like
Output adjustment difficulties
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What happens when the RV converter goes bad?

When the RV converter goes bad, you may experience abnormal flickering or dimming of lights in and around the RV. Additionally, if the onboard batteries can't hold a charge, the issue could be either the battery or the converter.

2. What is a power converter for in an RV?

The RV power converter's main function is to convert 120 volts AC from an electrical source, such as shore power or an onboard generator, into 12 volts DC. This converted power is then used to supply electricity to all the 12-volt appliances and accessories in the RV.

3. Can I use my RV without a converter?

Even if your RV is connected to shore power or a generator, you still need a converter. It is necessary to power the 12-volt DC components in your RV and to allow your batteries to charge properly.

4. How do I know what size converter I need for my RV?

To determine the size of the converter you need for your RV, you should add up the total amperage of all the 12-volt appliances, lights, jacks, slideouts, and other components. This will help you determine the appropriate size converter for your RV.

5. Does the converter in an RV run all the time?

The converter in an RV may run continuously if the batteries need to be charged or if there is a high demand for power in the RV. The converter's fan may also stay on to dissipate heat generated during the charging process.

6. How much does it cost to replace an RV converter?

The cost of replacing an RV converter can vary between $150 to $1,600, depending on the amperage and complexity of the converter. For most RVs, the cost is typically above $400. It is recommended to have a professional technician replace the converter due to the complexity of the procedure.

7. How long do RV power converters last?

Modern electronic converter/chargers in RVs are designed to be durable and can last for many years without maintenance. However, issues can still arise. If you suspect that your converter is no longer charging, troubleshooting tips should be followed to identify and fix the problem.

8. Does an RV converter charge the house batteries?

Yes, an RV converter can charge the house batteries. It uses power from the RV's generator or shore power to recharge the house batteries while it is running.

9. Can I use a battery charger instead of a converter?

While some DC-DC Converters can be adjusted to provide a 'float' charging voltage for battery maintenance, it is generally recommended to use a dedicated battery charger instead of a converter for optimal charging performance.

Editor's Notes

During our rv power converter research, we found 24 rv power converter products and shortlisted 10 quality products. We collected and analyzed 25,160 customer reviews through our big data system to write the rv power converters list. We found that most customers choose rv power converters with an average price of $120.66.

The rv power converters are available for purchase. We have researched hundreds of brands and picked the top brands of rv power converters, including PowerMax, RecPro, USSKYBOY, suplife, CLCWUJ. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Written by
David Davis Avatar

David Davis has rich experience as a mechanic and a general repairman in the automotive industry. It has given him plenty of knowledge in automobile repair, auto parts, and all kinds of tools. In his spare time, he enjoys assembling and disassembling parts for cars.

RV Power Converters Comparison Table

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#TOP5
#TOP6
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#TOP8
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#TOP10
Brand PowerMax PowerMax RecPro USSKYBOY suplife suplife CLCWUJ FONGLP sdanbom sdanbom
Item Weight 6.44 Pounds 7 pounds - 5 pounds 5.37 pounds 4.33 pounds 2.4 Kilograms 3.85 Pounds - -
Color Metallic - 65-Amp - Silver - wf-9855 rv converter silver - 65 Amp -
Input Voltage 110 Volts - 130 Volts (AC) - 120 Volts 120 Volts 130 Volts - - -
FTB Score
ftb score rating icon 9.8
ftb score rating icon 9.7
ftb score rating icon 9.5
ftb score rating icon 9.5
ftb score rating icon 9.5
ftb score rating icon 9.5
ftb score rating icon 9.3
ftb score rating icon 9.2
ftb score rating icon 9.0
ftb score rating icon 8.9
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