{"product_id":"kmhgd-rv-power-converter-55a-wf-8955-mba-3-stage-intelligent-charging-5-year-warranty","title":"KMHGD RV Power Converter 55A WF-8955-MBA — 3-Stage Intelligent Charging, 5-Year Warranty","description":"\u003cp\u003e\u003cstrong\u003eThe KMHGD WF-8955-MBA is a 55-amp RV power converter board that replaces WF-8955 series units and delivers intelligent three-stage charging with multi-layer protection and a five-year warranty.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you own an RV, camper, travel trailer or truck that used a WF-8955 PEC converter, this upgraded motherboard is built to be a drop-in replacement that restores charging, power distribution, and battery maintenance. The unit supports lead-acid, AGM and gel batteries while converting 105–130 VAC input to a regulated DC output up to 55 amps, and it adds automatic detection plus eight protective functions to safeguard both the converter and the battery bank.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this converter manage different battery states?\u003c\/h3\u003e\n\u003cp\u003eThe WF-8955-MBA uses an intelligent three-stage charging profile — fast, standard, and float — to adapt to battery condition and state-of-charge. That staged approach reduces overcharge risk while supporting quicker replenishment when needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFast charge: 14.4 VDC for rapid replenishment.\u003c\/li\u003e\n  \u003cli\u003eStandard charge: 13.6 VDC for regular daily charging.\u003c\/li\u003e\n  \u003cli\u003eTrickle\/float: 13.2 VDC to maintain charge and minimize stress.\u003c\/li\u003e\n  \u003cli\u003eAutomatic detection switches between stages based on battery voltage and load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat electrical specs and performance can I expect?\u003c\/h3\u003e\n\u003cp\u003eThis converter accepts a standard 105–130 VAC, 60 Hz supply and produces a stable DC output in the three programmed voltages. With a continuous DC output of 55 amps and peak power near 959 watts, it handles typical RV loads such as lights, pumps, and small appliances.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInput: 105–130 VAC, 60 Hz.\u003c\/li\u003e\n  \u003cli\u003eOutput voltages: 14.4 \/ 13.6 \/ 13.2 VDC selectable by charging stage.\u003c\/li\u003e\n  \u003cli\u003eOutput current: up to 55 A continuous; maximum power about 959 W.\u003c\/li\u003e\n  \u003cli\u003eWorks with lead-acid, AGM and gel battery chemistries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat protections are built into the WF-8955-MBA?\u003c\/h3\u003e\n\u003cp\u003eThe redesigned motherboard includes eight distinct protection features to reduce failure modes and prolong battery life. These protections help prevent damage from electrical faults and thermal stress while prompting cooling when required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomatic detection of battery\/load conditions for safe charging.\u003c\/li\u003e\n  \u003cli\u003eLow-voltage and battery reverse protection to prevent damage.\u003c\/li\u003e\n  \u003cli\u003eShort-circuit and electronic current limiting to protect wiring and components.\u003c\/li\u003e\n  \u003cli\u003eOver-temperature protection and an automatic cooling fan to manage heat.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult and what support is provided?\u003c\/h3\u003e\n\u003cp\u003eInstallation is designed to be straightforward for users familiar with RV converter replacements. Wire colors and connections match original WF-8955 conventions, typically allowing completion in about 15 minutes. KMHGD backs the unit with a five-year warranty and responsive support if issues arise.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWire colors and terminals mirror the original WF-8955 family for easy swap-in.\u003c\/li\u003e\n  \u003cli\u003eTypical installation time: ~15 minutes for experienced DIYers or technicians.\u003c\/li\u003e\n  \u003cli\u003eFive-year parts warranty and email support with 24-hour response for troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The KMHGD WF-8955-MBA is aimed at RV owners, fleet operators, and service technicians who need a reliable, feature-rich replacement for WF-8955-series converters. It’s especially useful if you want improved charging control, robust electrical protections, and a long warranty to reduce downtime and maintenance costs. If your vehicle uses lead-acid, AGM or gel batteries and you require a 55A DC charging source with proven compatibility to WF-8955-AD, WF-8955AN, WF-8900 and similar boards, this unit provides a direct, supported upgrade.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this board replace my WF-8955PEC directly?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the WF-8955-MBA is designed as a direct replacement for WF-8955PEC and compatible WF-8955 series units with matching wiring and mounting points.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What protection features does it include?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It has eight protections: automatic detection, low-voltage, fuse, over-temp, current limiting, short-circuit, cooling fan, and reverse polarity protection.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KMHGD","offers":[{"title":"Default Title","offer_id":48080797663390,"sku":"B0GR5FK72L","price":109.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/kmhgd-wf-8955-mba-front-panel.jpg?v=1785787859","url":"https:\/\/northtrailauto.ca\/products\/kmhgd-rv-power-converter-55a-wf-8955-mba-3-stage-intelligent-charging-5-year-warranty","provider":"North Trail Auto","version":"1.0","type":"link"}