--- product_id: 294390268 title: "Power Adapter - 12V 5A Converter for Car Fridge, Portable Devices, Vehicle Supplies, Replacement Cable, Extender Charger, Wall Outlet, Transformer for Cooler, 110V AC to 12V DC" brand: "koolatron" price: "424.40 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/294390268-power-adapter-12v-5a-converter-for-car-fridge-portable-devices store_origin: TN region: Tunisia --- # Automatic power cut at 11V Auto reconnect on engine start 12V 5A power output Power Adapter - 12V 5A Converter for Car Fridge, Portable Devices, Vehicle Supplies, Replacement Cable, Extender Charger, Wall Outlet, Transformer for Cooler, 110V AC to 12V DC **Brand:** koolatron **Price:** 424.40 DT **Availability:** ✅ In Stock ## Summary > 🔌 Stay powered, stay worry-free—your vehicle’s best battery buddy! ## Quick Answers - **What is this?** Power Adapter - 12V 5A Converter for Car Fridge, Portable Devices, Vehicle Supplies, Replacement Cable, Extender Charger, Wall Outlet, Transformer for Cooler, 110V AC to 12V DC by koolatron - **How much does it cost?** 424.40 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/294390268-power-adapter-12v-5a-converter-for-car-fridge-portable-devices) ## Best For - koolatron enthusiasts ## Why This Product - Trusted koolatron brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Battery Life Guardian:** Prevents dead car batteries by cutting power below 11V, so your trips never get stranded. - • **All-Weather Reliability:** Built to perform in harsh conditions, keeping your coolers and devices running smoothly. - • **Universal Compatibility:** Works seamlessly with any standard 12V vehicle outlet—one adapter for all your rides. - • **Travel-Ready Convenience:** Ideal for long trips, letting you power coolers and heaters without draining your battery. - • **Effortless Power Management:** Plug-and-play design with automatic power saving and reconnecting—no manual hassle. ## Overview The Koolatron Power Adapter is a 12V 5A converter designed to protect your vehicle’s battery by automatically cutting power to connected 12V accessories when voltage drops below 11V, and reconnecting once the engine starts. Compatible with any standard 12V outlet, it ensures reliable, hassle-free power management for coolers, heaters, and other portable devices, backed by a one-year warranty. ## Description KoolatronPower Adapter - 12V 5A Converter for Car Fridge, Portable Devices, Vehicle Supplies, Replacement Cable, Extender Charger, Wall Outlet, Transformer for Cooler, 110V AC to 12V DC ## Features - ENSURES PEACE OF MIND - When you plug a 12V cooler, fan, or other accessory into your vehicle with the Koolatron 12V battery saver, you can enjoy the peace of mind of knowing that you will always be able to start your car, truck, or SUV. This assurance is invaluable, especially during long trips or when your vehicle is parked for extended periods. Avoid unexpected dead car batteries with this reliable device. - COMPATIBLE WITH ANY STANDARD 12 VOLT OUTLET - The Koolatron 12 volt battery saver works in any vehicle with a standard 12V outlet. This compatibility makes it a versatile and convenient solution for various types of vehicles, ensuring broad usability. Works automatically to save power, ensuring your battery remains healthy. - RECONNECTS WHEN THE VEHICLE STARTS - When you restart your car, truck, or SUV, the battery saver automatically reconnects and restores power to the 12 volt accessory. This seamless reconnection ensures that your devices are powered up as soon as your vehicle is running, without any manual intervention. Ensures peace of mind by preventing unexpected dead car batteries. - WORKS AUTOMATICALLY TO SAVE POWER - The battery saver senses when the current drops below 11 volts and stops the power to the connected 12V accessory. This automatic feature helps conserve battery power and prevents over-drainage, ensuring your vehicle's battery remains healthy. Reconnects when the vehicle starts, restoring power to your accessories seamlessly. - AVOID UNEXPECTED DEAD CAR BATTERIES - Koolatron's 12V Battery Saver prevents 12 volt accessories from draining the battery when your vehicle is turned off. This ensures that you won't be caught off guard with a dead battery, providing reliability and convenience. Compatible with any standard 12 volt outlet, it works seamlessly with various devices. - USER-FRIENDLY OPERATION - With a simple plug-and-play design, the Koolatron Battery Saver integrates seamlessly with your vehicle's outlet. It cuts off power to your accessory when the battery voltage drops to around 11 volts, indicated by a change from green to red light. This straightforward operation offers hassle-free usage and peace of mind, especially for campers and travelers. Ensures peace of mind by preventing unexpected dead car batteries. - RELIABLE PERFORMANCE - The Koolatron Battery Saver works effectively even in severe weather conditions, such as the harsh winters in Idaho. It provides consistent power management for your cooler and other 12V devices, ensuring they operate smoothly without draining your vehicle's battery, making it a dependable choice for various environments. Reconnects when the vehicle starts, restoring power to your accessories seamlessly. - CONVENIENT FOR LONG TRIPS - Ideal for long and overnight trips, the Koolatron Battery Saver lets you keep your cooler plugged in continuously. It helps make ice during the day and keeps your car warm with a 12V heater at night. You can wake up assured of a decent charge left in your battery, enabling you to start the engine without any issues. Works automatically to save power, ensuring your battery remains healthy. - PREVENTS BATTERY DRAIN - The Koolatron Battery Saver automatically cuts off power to your cooler when the battery voltage drops to around 11 volts. This feature ensures that your vehicle's battery doesn't get drained, allowing you to leave your cooler plugged in without worrying about running down the battery, even during extended stops. Compatible with any standard 12 volt outlet, it works seamlessly with various devices. - ONE-YEAR WARRANTY - The Koolatron Battery Saver comes with a one-year warranty, providing you with added confidence in your purchase. This warranty ensures that you are covered in case of any defects or issues, making it a reliable and trustworthy choice for managing your vehicle's battery power. ## Product Details - **Brand:** Koolatron - **Connector Type:** Barrel Connector - **Compatible Devices:** 12V Portable Devices, Car Fridges, Air Compressors, Pool Toys, Devices rated at 5 amps or less - **Included Components:** Item - **Special Feature:** Travel - **Color:** Black - **Input Voltage:** 12 Volts - **Amperage:** 5 Amps - **Wattage:** 600 watts - **Number of Items:** 1 ## Images ![Power Adapter - 12V 5A Converter for Car Fridge, Portable Devices, Vehicle Supplies, Replacement Cable, Extender Charger, Wall Outlet, Transformer for Cooler, 110V AC to 12V DC - Image 1](https://m.media-amazon.com/images/I/71YGgbTF80L.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.tn/products/294390268-power-adapter-12v-5a-converter-for-car-fridge-portable-devices](https://www.desertcart.tn/products/294390268-power-adapter-12v-5a-converter-for-car-fridge-portable-devices) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-10*