{"product_id":"powermax-pm4-35a-35-amp-rv-power-converter-charger-12v-smart-4-stage-battery-charger-adjustable-13-16-5v-lithium-compatible-quiet-fan-pd9135-upgrade","title":"PowerMax PM4-35A: 35 Amp RV Power Converter Charger | 12V Smart 4-Stage Battery Charger | Adjustable 13–16.5V | Lithium Compatible | Quiet Fan | PD9135 Upgrade","description":"\u003ch2\u003ePowerMax PM4-35A: Flexible, reliable RV power conversion\u003c\/h2\u003e\n\u003cp\u003eThe PowerMax PM4-35A is built for modern RVs, travel trailers, and mobile work setups. It converts 110V AC shore power into a clean, steady 12V DC supply, capable of both charging batteries and running 12V devices on the go. With a compact, rugged design and an emphasis on efficiency, it aims to keep your 12V systems ready without drawing unnecessary attention to noise or heat. Whether you are parked at a campground, boondocking off-grid, or maintaining a mobile workshop, this converter is designed to be a dependable part of your power solution.\u003c\/p\u003e\n\u003ch3\u003eSmart charging that adapts to your battery chemistry\u003c\/h3\u003e\n\u003cp\u003eThe built-in 4-stage charging cycle—Bulk, Absorption, Float, and Equalization—works across multiple battery types including AGM, Gel, Lead-Acid, and Lithium. Automatic voltage regulation helps optimize performance and reduce maintenance needs, making it a practical choice for long trips, weekend getaways, or remote repairs where battery health matters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e35 Amp continuous 12V output powers 12V systems and battery charging with consistent performance\u003c\/li\u003e\n  \u003cli\u003eAdjustable output from 13V to 16.5V to suit different chemistries and RV setups\u003c\/li\u003e\n  \u003cli\u003eAutomatic, safe charging minimizes risk of overcharge and supports battery longevity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n  \u003cli\u003e110V AC to 12V DC conversion provides stable shore-to-vehicle power for electronics and accessories\u003c\/li\u003e\n  \u003cli\u003eUltra-quiet cooling fan with thermal speed control protects components without disturbing quiet environments\u003c\/li\u003e\n  \u003cli\u003eRugged metal housing offers durability in RV bays, garages, and outdoor locations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOne of the standout benefits is the ability to support LiFePO4 lithium systems with a carefully tuned charging profile, alongside traditional chemistries. The PM4-35A is designed to deliver clean, stable power that helps keep ECMs, diagnostic tools, and other sensitive electronics performing reliably. The unit’s broader compatibility makes it a versatile upgrade for those replacing older converters, including common PD9135 models, while preserving compatibility with existing 12V layouts and wiring.\u003c\/p\u003e\n\u003cp\u003eIn real-world use, travelers may notice smoother operation of 12V devices, fewer voltage drops during peak loads, and a quieter cabin environment thanks to the fan’s selective activation. The combination of adjustable voltage, multi-chemistry support, and a sturdy build is intended to offer flexibility and peace of mind for off-grid camps, seasonal rigs, and mobile service crews who rely on steady 12V power for success on the road.\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: What devices can the PowerMax PM4-35A power converter charge?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It provides 12V DC power to charge RV batteries and run 12V devices such as lights, pumps, and accessories.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the PM4-35A support lithium batteries and offer adjustable voltage?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It supports lithium chemistries with adjustable 13–16.5V output and also works with AGM, Gel, and lead-acid batteries.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"PowerMax","offers":[{"title":"Default Title","offer_id":42395214250069,"sku":"B01ER3LH52","price":158.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/powermax-pm4-35a-front-view.jpg?v=1775931771","url":"https:\/\/plentytorque.co.uk\/products\/powermax-pm4-35a-35-amp-rv-power-converter-charger-12v-smart-4-stage-battery-charger-adjustable-13-16-5v-lithium-compatible-quiet-fan-pd9135-upgrade","provider":"PlentyTorque","version":"1.0","type":"link"}