--- product_id: 39681600 title: "Powermax PM3-40-24LK 40 Amp 24 Volt Power Supply Converter with LED Light, Battery Chargers UL- CUL Approved, Built-in 3 Stage Charging and Quite Fan Cooling" brand: "powermax" price: "258844CFA" currency: XOF in_stock: true url: https://www.desertcart.sn/products/39681600-powermax-pm3-40-24lk-40-amp-24-volt-power-supply store_origin: SN region: Senegal --- # 40 Amp high power output Ultra-quiet cooling fan Built-in 3-stage battery charger Powermax PM3-40-24LK 40 Amp 24 Volt Power Supply Converter with LED Light, Battery Chargers UL- CUL Approved, Built-in 3 Stage Charging and Quite Fan Cooling **Brand:** powermax **Price:** 258844CFA **Availability:** ✅ In Stock ## Summary > ⚡ Power your journey with silent strength and smart charging! ## Quick Answers - **What is this?** Powermax PM3-40-24LK 40 Amp 24 Volt Power Supply Converter with LED Light, Battery Chargers UL- CUL Approved, Built-in 3 Stage Charging and Quite Fan Cooling by powermax - **How much does it cost?** 258844CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/39681600-powermax-pm3-40-24lk-40-amp-24-volt-power-supply) ## Best For - powermax enthusiasts ## Why This Product - Trusted powermax brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Battery Care:** Advanced 3-stage charging system extends battery life and prevents overcharging. - • **Stable & Clean Power:** Provides consistent, clean voltage ideal for sensitive devices like ECM reprogramming and scan tools. - • **Powerhouse Performance:** Delivers a robust 40 Amp current to keep your RV and DC electronics fully energized. - • **Whisper-Quiet Operation:** Engineered with one of the quietest fans in the industry for noise-free power management. - • **Plug & Play Installation:** No rewiring needed—get up and running in just 10 minutes with hassle-free setup. ## Overview The Powermax PM3-40-24LK is a UL-CUL approved 40 Amp, 24 Volt power supply converter designed for RVs and DC electronics. Featuring a built-in 3-stage charging system and ultra-quiet fan cooling, it ensures efficient battery maintenance and stable power delivery. Easy to install with no rewiring required, it’s engineered to extend battery life while providing clean, reliable power for a variety of applications. ## Description Powermax PM3-40-24LK 40 Amp 24 Volt Power Supply Converter with LED Light, Battery Chargers UL- CUL Approved, Built-in 3 Stage Charging and Quite Fan Cooling ## Features - HIGH QUALITY PRODUCT This PowerMax PM3 Power Supply Converter can boasts a 40-amp power capacity and it's a three-stage converter and charger that not only supplies power for your DC electronics, but it also charges your RV battery. - BEST FEATURES This power supply converter has a total dimensions measure 11"x8.5"x4.2 and this features adjustable power supply modes that allow you to customize your power supply. This also features super quiet operation because it is built with one of the quietest fans in the industry. - SAFE TO USE This converter/charger will not boil the battery. It has Intelligent way to charge and maintain your RV battery and is very easy to install so it’s a free hassle to use. 3-stage charging system built-in dramatically increases battery life for a long last usage - NO NEED TO REWIRE With no need to re-wire, installation is only 10 minutes! It has automatic three-stage converter handles every charging need for the RV while extending the battery’s life. Well- maintained batteries should never need more than two-stage (normal and trickle) charging. - CONSTANT AND STABLE Power supply mode provides stable power to maintain system voltage for use in a wide variety of applications. Provides a constant clean power supply for using scan tools and reprogramming of ECMs without discharging battery ## Technical Specifications | Specification | Value | |---------------|-------| | Current Rating | 40 Amps | | Number of Fans | 1 | | Minimum Input Voltage | 24 Volts (DC) | | Wattage | 40 watts | | Cooling Method | Air | | Power Supply Design | External | | Compatible Devices | Personal Computer | | Output Wattage | 40 Watts | | Form Factor | Box-like | | Item Weight | 6.69 Pounds | ## Product Details - **Model Name:** pm3 - **Brand:** PowerMax - **Compatible Devices:** Personal Computer - **Output Wattage:** 40 Watts - **Form Factor:** Box-like - **Wattage:** 40 watts - **Cooling Method:** Air - **Item Weight:** 6.69 Pounds - **Power Supply Design:** External - **Current Rating:** 40 Amps ## Images ![Powermax PM3-40-24LK 40 Amp 24 Volt Power Supply Converter with LED Light, Battery Chargers UL- CUL Approved, Built-in 3 Stage Charging and Quite Fan Cooling - Image 1](https://m.media-amazon.com/images/I/41AH6vp+odL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sn/products/39681600-powermax-pm3-40-24lk-40-amp-24-volt-power-supply](https://www.desertcart.sn/products/39681600-powermax-pm3-40-24lk-40-amp-24-volt-power-supply) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-05-18*