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Upgraded WF-8955-AD-MBA RV Power Converter 55 Amp WF-8955PEC Replacement for WF-8955-MBA, WF-8900-AD, WF-8955, WF-8955AN, WF-8900, 13.6 V Three Stages Smart Charge for RV Lead-Acid Battery

  • Based on 10 reviews
Condition: New
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Save $1,468.02 was $1,549.00

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Availability: In Stock.
Fulfilled by Amazon

Arrives Friday, Oct 17
Order within 17 hours and 53 minutes
Available payment plans shown during checkout

Features

  • Great Compatibility: The upgraded WF-8955-MBA RV Power Converter Replacement is suitable for WF-8955, WF-8900-AD series converters, Parallax 7155, 7145 power center. Ideal for seamless integration with existing systems.
  • Advanced Technical Specs: This three-stage converter charger delivers a powerful 55A output with 950W capacity, efficiently charging a 200AH battery to over 99% in under 4 hours. It operates with an input range of 105130VAC, 60Hz, and provides a stable DC output between 13.2V14.4V. Designed for reliability and fast charging, it ensures optimal battery performance with consistent power conversion and advanced current control.
  • Intelligent Auto-Detect Technology: Incorporating cutting-edge microprocessor-driven technology, this converter intelligently recognizes both lithium-ion and lead-acid battery types, automatically adjusting the charging profile to suit the battery chemistry. This smart technology eliminates the need for manual adjustments, ensuring optimal charging and extending battery life.
  • Optimized Design for RV Use: RV power converter promotes enhanced battery life and performance. It features comprehensive protection against over voltage, over current, overload, overheating, over-cooling, and short circuits. The built-in silent fan with temperature sensing adds to the safety and comfort, maintaining operational silence and efficiency.
  • Effortless Installation: Installation is straightforward, requiring only two screws, three AC wires, and two DC wires, with no need for rewiring. The process can be completed in just 10 minutes. Additionally, it includes Reverse Polarity Detection that meets the latest RVIA & NEC standards, complete with an audible alarm for enhanced safety. This plug-and-play solution makes setup quick and hassle-free, ensuring you're ready to go with minimal effort.
  • 100% Satisfaction Guarantee: Your satisfaction is our priority. We strive to give our customers excellent service. All Sixcow products support 30-Day money-back guarantee, 12-Month warranty for quality-related issues. Simply return it for your warranty.

Model Name: WF-8955-MBA


Brand: sixcow


Compatible Devices: RV Battery


Output Wattage: 9.5E+2 Watts


Wattage: 9.5E+2


Cooling Method: Air


Number of Connectors: 2


Current Rating: 55 Amps


Fan Count: 1


Maximum Input Voltage: 1.3E+2 Volts (AC)


Package Dimensions: 9.8 x 7.4 x 4.41 inches


Item Weight: 3.78 pounds


Manufacturer: sixcow


Item model number: WF-8955-MBA


Date First Available: July 17, 2024


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Oct 17

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Fast no problem
Great just what I needed
Reviewed in the United States on August 9, 2025 by armando ayala

  • Easy installation
It fit, was easy to install. Works great!
Reviewed in the United States on April 23, 2025 by Amazon Customer

  • Simplicity
This unit was truly an ease of installation. Removed the 40 amp fuses. Slid old unit out. Cut white/black/green wires. Removed + and - (red and white) power wires. Installed red and white wires from new unit. Removed white/black/green cut wires and replaced with wiring from new unit. Slid new unit back into place. Reinstalled the 40 amp fuses. Works GREAT!!! ... show more
Reviewed in the United States on November 12, 2024 by Randy2000

  • Fits my RV panel with no modifications required
Replaced my existing failed power supply. The original was a 65 amp unit, and expect this 55 Amp will work fine with my rig. The biggest load is the furnace at 10 amps.
Reviewed in the United States on January 23, 2025 by Reg

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