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Item #:
31475709
PowerMax PM3-55| RV Power Converter Charger 110VAC to 12 Volt, Universal Regulated Switching Power Supply, PM3 Series, Exact Replacement for WFCO
87% of respondents would recommend this to a friend
Item #:
31475709
XCD 447
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Wednesday, September 23
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This premium power supply sets the bar for quality and performance, ensuring safe and reliable operation under heavy loads.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Universal Compatibility
The PowerMax PM3-55 serves as an exact replacement for WFCO WF-8955, ensuring seamless integration with various RV systems, making it a versatile choice for users needing reliable power conversion.
Enhanced Efficiency
Featuring advanced regulated switching technology, this converter charger maximizes energy efficiency, reducing power loss and enhancing overall performance, which saves users on energy costs while ensuring a steady power supply.
Durable Design
Built with high-quality materials, the PM3-55 guarantees optimal performance and longevity, positioning it as a trusted solution for RV enthusiasts who prioritize reliability and durability in power supplies.
Product Details
| Power Source | AC Powered |
| Input Voltage | 110 volts |
| Output Power | 700 watts |
| Output Voltage | 12 volts_of_direct_current |
| Peak Output Power Watts | 700 |
| Electrical Output Waveform | Pure Sine Wave |
| Item Weight | 16 ounces (453.6 grams) |
| Color | Black |
| Brand | PowerMax |
| Antenna Location | Recreational Vehicle |
| Model Name | PM3-55 |
| Built-In Media | No |
| Model Number | PM3 |
| UPC | 850040355130 |
| Unit Count | 1 Count |
| Item Type Name | PM3 |
| Manufacturer | PowerMax |
| Mfr Part Number | PM3-55A mba LKX |
| Recommended Uses For Product | Recreational Vehicle |
Who Should Buy?
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RV Owners
Ideal for RV owners needing a reliable power source for 12V appliances while on the road.
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Travel Enthusiasts
Perfect for those who travel frequently, ensuring stable and regulated power supply at various locations.
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DIY Projects
Great for hobbyists and DIY enthusiasts looking for a dependable power solution for custom electronics.
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Excessive Load Users
Not suitable for users needing to power devices exceeding 55 amps, as it could cause performance issues.
Product Description
PowerMax PM3-55| RV Power Converter Charger 110VAC to 12 Volt, Universal Regulated Switching Power Supply, PM3 Series, Exact Replacement for WFCO WF-8955 |Ensuring Optimal Performance & Reliability | Lower-tray converter replacement upgrades compatible RV power centers with smart charging and lithium-ready output.
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the PowerMax PM3-55 RV Power Converter Charger used for?
Answer: The PowerMax PM3-55 is designed to convert 110VAC to 12 Volts, making it a crucial component for RVs and other applications requiring regulated power. This device ensures that you can operate your RV’s electrical systems smoothly without risking damage or unreliable performance. Whether you're running lights, appliances, or charging batteries, the PowerMax PM3-55 ensures a stable power supply, enhancing your mobile lifestyle experience. -
Question:
How does the PowerMax PM3-55 differ from other converters?
Answer: The PM3-55 stands out due to its universal regulated switching power supply design, which provides efficiency and reliability compared to older models. This converter is an exact replacement for the WFCO WF-8955, making it compatible for users looking to upgrade. Its optimal performance ensures that all connected devices operate flawlessly, which is particularly beneficial during long trips where consistent power is essential. -
Question:
Can the PowerMax PM3-55 be used for other applications outside of RVs?
Answer: Yes, the PowerMax PM3-55 is versatile enough to be utilized in various applications requiring 12 Volt power. In addition to RVs, it can be effectively used in boats, solar power setups, and even some camping setups that rely on 110VAC to 12 Volt conversion. This flexibility makes it a reliable choice for anyone needing stable and regulated power supply in various scenarios. -
Question:
Is the installation process for the PowerMax PM3-55 complicated?
Answer: Installation of the PowerMax PM3-55 is straightforward, provided that the user follows the included instructions carefully. It typically involves connecting input wires for AC supply to the converter and output wires to the battery or electrical system. Many users find that they can install it themselves without needing professional help, making it an accessible upgrade for many RV owners seeking reliability. -
Question:
What are the safety features of the PowerMax PM3-55?
Answer: The PowerMax PM3-55 is equipped with several important safety features, including short circuit protection, thermal shutdown, and overload protection. These features are crucial as they help prevent damage to both the converter and the connected devices, ensuring safe operation even under demanding circumstances. Users can travel with peace of mind, knowing their power supply is designed with safety as a priority. -
Question:
How does the performance of the PM3-55 compare to older power converters?
Answer: The PM3-55 performs significantly better than older linear power converters due to its switching technology. This results in improved energy efficiency and reduced heat generation, which translates into a longer lifespan and more reliability. Past users have reported enhanced battery longevity and improved overall electrical system performance, showcasing the benefits of upgrading to this modern solution. -
Question:
What types of batteries is the PowerMax PM3-55 compatible with?
Answer: The PowerMax PM3-55 is designed to work with various types of 12 Volt batteries, including flooded lead-acid, AGM, and gel batteries. Its capability to maintain a consistent output makes it ideal for efficiently charging and maintaining these battery types. Ensuring a proper charge can help extend the life and improve the performance of the batteries used in RV and solar applications. -
Question:
How can I determine if the PowerMax PM3-55 is the right fit for my RV?
Answer: To determine if the PM3-55 is suitable for your RV, assess the power requirements of the appliances you plan to use and ensure they do not exceed 55 amps. If you are replacing an old converter like the WFCO WF-8955, this unit is specifically designed as an exact replacement, providing a seamless fit. Consider consulting your RV’s electrical specifications to confirm compatibility for optimal performance. -
Question:
What maintenance does the PowerMax PM3-55 require?
Answer: The PowerMax PM3-55 is designed for minimal maintenance, requiring periodic checks to ensure that all connections are secure and free from corrosion. It's also advisable to inspect the unit for signs of wear or heat damage. Regularly checking the output voltage can help ensure that the power supply remains within the necessary operating range, ensuring reliability while using electronic devices in your RV. -
Question:
Where can I buy PowerMax PM3-55 RV Power Converter Charger?
Answer: You can buy the PowerMax PM3-55 RV Power Converter Charger conveniently through Ubuy, which provides a straightforward shopping experience with a wide selection of products. Ubuy offers various purchasing options and excellent customer support, making it a preferred choice for finding quality products like the PowerMax PM3-55 in Saint Lucia.
PowerMax Power Converters PM3 Editorial Review
The PowerMax PM3-55-MBA Smart Battery Charger is a replacement for the WFCO WF-8955. It is an easy installation, taking about ten minutes. The unit puts out a steady 14.57 volts and has a green indicator lamp for easy monitoring. The fan only comes on when it needs to cool, making it energy-efficient. Customers have noted that it is built very well and fits and works as expected. Some reviewers have mentioned that the wires were the opposite of the original, but overall, the product has received positive reviews for its quality and ease of use.
Customer Reviews & Ratings
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Pros
- Easy installation
- Steady output of 14.57 volts
- Energy-efficient cooling fan
- Good build quality
Cons
- Wires opposite of original
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9 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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XCD 447
Order now and get it around Wednesday, September 23
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Features & Benefits
- Premium power supply with unmatched quality and performance.
- Comprehensive safeguards protect against over-voltage, overload, and short circuits.
- Effortless installation with fully insulated connections and compact design.
- Optimized heat dissipation for extended lifespan and reliability.
- Smart protection features prevent battery damage and ensure device longevity.
- Ideal replacement for WFCO WF-8955 and compatible with lithium batteries.
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