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Item #:
32025963
PowerMax PM4-45-MBA 45A Lower Tray RV Converter WFCO Replacement
85% of respondents would recommend this to a friend
Item #:
32025963
BTN 14743
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Powermax PM4 delivers durable, superior performance with a built-in 4-stage smart battery charger.
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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
Smart Charging Technology
Equipped with a built-in 4 stage smart battery charger, ensuring efficient and safe charging for optimal battery life and performance.
High Power Output
Delivers a robust 45 amps at 12V, addressing high-demand power needs for devices, making it ideal for various applications, including mainboard replacements.
Durable Design
Constructed with superior materials for longevity, this power converter withstands demanding conditions, guaranteeing reliable performance and peace of mind for users.
Product Details
| Connector Type | barrel connector |
| Compatible Devices | Devices with 5V Input, Barrel Connector, and Compatible Current Rating |
| Compatible Phone Models | Motorolla, Samsung, iPhone |
| Special Features | Lightweight Design |
| Input Voltage | 5 volts |
| Amperage | 45 A |
| Wattage | 45 watts |
| Output Current | 45 A |
| Output Voltage | 16.5 volts |
| Power Source | Corded Electric |
| Current Rating | 45 A |
| Main Power Connector Type | 3 Pin |
| Number of Power Levels | 1 |
| Power Plug | Type A - 2 pin (North American) |
| Voltage | 12 volts |
| Current | DC |
| Compatible Power Plug Type | Type A - 2 pin (North American) |
| Connectivity Technology | Barrel Connector |
| Mounting Type | Wall Mount |
| Color | grey |
| Enclosure Material | Plastic |
| Form Factor | Handheld |
| Brand | PowerMax |
| Built-In Media | Battery Charger^Install guide |
| Model Number | PM4 45A mba |
| Customer Package Type | Standard Packaging |
| Model Name | PM4 45A mba |
| Mfr Part Number | PM4 45A mba |
| Manufacturer | PowerMax |
| UPC | 685867998150 |
| Global Trade Identification Number | 00685867998150 |
| Item Type Name | Replaces WF 8955 MBA |
| Number of Items | 1 |
| Item Weight | 16 ounces (453.6 grams) |
| Unit Count | 1 Count |
| Specification Met | CCC, UL |
| Included Components | Battery Charger^Install guide |
| Special Feature | Lightweight Design |
Who Should Buy?
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RV Owners
Ideal for RV owners needing consistent power conversion to charge batteries during trips and ensure reliable energy supply.
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Boating Enthusiasts
Perfect for boaters who require a robust battery charger and power converter to maintain equipment and devices onboard.
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Off-Grid Applications
Great for off-grid living or camping, providing reliable power for various electronics and ensuring battery longevity.
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High Power Devices
Not suitable for powering high wattage devices that exceed 45 Amps due to insufficient capacity.
Product Description
PowerMax PM4-45-MBA 45A Lower Tray RV Converter WFCO Replacement
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Customer Questions & Answers
-
Question:
What is the Powermax PM4 45A and its primary function?
Answer: The Powermax PM4 45A is a high-performance power converter that transforms 110V AC power into stable 12V DC output. Its primary function is to power DC applications efficiently, such as RVs, boats, and other battery-operated devices. The unit is equipped with a built-in 4-stage smart battery charger which ensures optimal battery performance, extending the life and reliability of your batteries by preventing overcharging. -
Question:
What are the dimensions of the Powermax PM4 45A?
Answer: The dimensions of the Powermax PM4 45A are 12.4 x 8.9 x 6 inches. This compact size makes it suitable for various applications where space might be limited, such as in RVs or boats. Its robust design allows it to fit into standard installation spaces while providing excellent power efficiency. -
Question:
How does the built-in 4 stage smart battery charger work?
Answer: The built-in 4-stage smart battery charger operates by automatically adjusting the charging process to maximize battery health. The stages include bulk, absorption, float, and equalization, allowing the charger to provide optimal current at different phases of charging. This smart feature is crucial in maintaining battery longevity and performance, making it suitable for those relying on reliable power sources. -
Question:
What types of batteries can be used with the Powermax PM4 45A?
Answer: The Powermax PM4 45A is compatible with various types of 12V batteries, including lead-acid, AGM, and lithium-ion batteries. This versatility is important for users who may have multiple battery types for different applications, such as solar energy systems, marine setups, or RVs. Ensure that the chosen battery type aligns with the power requirements for optimal performance. -
Question:
Is the Powermax PM4 45A suitable for off-grid applications?
Answer: Yes, the Powermax PM4 45A is highly suitable for off-grid applications. Its ability to convert AC power to 12V DC makes it an excellent choice for users utilizing solar panels or generators. The built-in smart battery charger assists in maintaining charge levels, ensuring that your power needs are met even in remote locations. -
Question:
What safety features does the Powermax PM4 45A possess?
Answer: The Powermax PM4 45A is designed with multiple safety features, including short circuit protection, overload protection, and thermal shutdown capabilities. These safety precautions protect both the unit and connected devices from potential damage due to electrical faults or fluctuations. This makes it a reliable choice for users who prioritize safety in their electrical setups. -
Question:
Can the Powermax PM4 45A be used indoors?
Answer: Yes, the Powermax PM4 45A can be used indoors. Its sturdy design and smart features make it an excellent option for indoor installations, such as in workshops or homes that require a dependable power source for 12V devices. However, ensure it is placed in well-ventilated areas to prevent any overheating during extended use. -
Question:
How do I install the Powermax PM4 45A?
Answer: Installing the Powermax PM4 45A involves connecting the unit to your power source and ensuring proper wiring to your batteries or devices. It is recommended to follow the user manual for specific wiring diagrams and safety procedures. Each installation can vary based on the application and setup, but basic wiring knowledge helps ensure a secure and effective installation. -
Question:
What can I power with the Powermax PM4 45A?
Answer: The Powermax PM4 45A can power a variety of 12V DC appliances such as lights, fans, water pumps, and more. It’s ideal for RVs, boats, or even home solar systems where 12V devices are predominant. Knowing the cumulative power requirement of your devices will help users leverage this converter efficiently for their needs. -
Question:
Where can I buy the Powermax PM4 45A in Bhutan?
Answer: You can purchase the Powermax PM4 45A at Ubuy in Bhutan. Ubuy offers a wide range of electronics including power converters like this one, ensuring customers have access to quality products conveniently. By choosing Ubuy, you can benefit from their reliable shopping experience while securing this excellent power conversion solution.
PowerMax Battery Chargers PM4 45A mba Editorial Review
PowerMax PM4-45-MBA 45A Lower Tray RV Converter WFCO Replacement is designed for devices needing a reliable power source. This converter boasts a lightweight design and is compatible with a range of devices including Motorolla, Samsung, and iPhone. Users have praised the easy installation process, stating that they could replace their old converters swiftly, often within minutes. However, some customers reported a short lifespan of the unit, lasting only 11 months in certain cases. Overall, it serves as an excellent replacement for your RV’s power needs, reaffirmed by numerous positive reviews mentioning successful integration with their RV systems.
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Pros
- Lightweight design for easy installation
- Compatible with various device brands
- User-friendly installation process
- Exact replacement for WF 8955 MBA
- High amperage output for performance
Cons
- Some users reported a short lifespan
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“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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Adele
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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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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BTN 14743
Order now and get it around Monday, October 05
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Powermax PM4 is a 45 Amp power converter, perfect for reliable power supply.
- Features a built-in 4-stage smart battery charger for efficient charging.
- Compact dimensions of 12.4 x 8.9 x 6 make it easy to fit in various settings.
- Acts as a replacement for WF 8945 MBA45 Amp power converter.
- Ensures safety with reverse polarity, overload, and thermal protection.
- Fixed output mode ranging from 13V to 16.5V for consistent power delivery.
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