--- product_id: 41962378 title: "DC Voltage Stabilizer 12V 4A" brand: "cocar" price: "1617579₫" currency: VND in_stock: true category: "Cocar" url: https://www.desertcart.vn/products/41962378-dc-voltage-stabilizer-12v-4a store_origin: VN region: Vietnam --- # Stable 12V 4A output Overheat & surge protection IP67 waterproof & rugged DC Voltage Stabilizer 12V 4A **Brand:** cocar **Price:** 1617579₫ **Availability:** ✅ In Stock ## Summary > ⚡ Power up with confidence—stabilize your ride, protect your tech! ## Quick Answers - **What is this?** DC Voltage Stabilizer 12V 4A by cocar - **How much does it cost?** 1617579₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/41962378-dc-voltage-stabilizer-12v-4a) ## Best For - cocar enthusiasts ## Why This Product - Trusted cocar brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Powerhouse:** Slim, lightweight design with easy 4.7-inch wiring for hassle-free installation in tight spaces. - • **Versatile Compatibility:** Ideal for cars, trucks, RVs, boats, campers, and solar systems—because your gear deserves the best. - • **Built to Brave the Elements:** IP67-rated waterproof alloy housing with heat-conductive silica gel seals for ultimate durability outdoors. - • **Guardian of Your Electronics:** Advanced safeguards against over-voltage, under-voltage, overload, overheating, and short circuits keep your devices safe. - • **Rock-Solid Voltage Stability:** Delivers a consistent 12V 4A output from a wide 10-36V input range—perfect for any vehicle or solar setup. ## Overview The Cocar Car Voltage Stabilizer is a heavy-duty 12V DC voltage regulator delivering a stable 4A (48W) output from a broad 10-36V input range. Engineered with IP67 waterproof alloy housing and comprehensive safety protections, it safeguards sensitive electronics in vehicles, boats, RVs, and solar systems. Compact and easy to install, it ensures reliable power delivery and protects against electrical surges, overheating, and voltage fluctuations. ## Description Buy Car Voltage Stabilizer, 4A 48W Heavy Duty 12v Voltage Regulator Surge Protector for Car Battery Truck Vehicle Boat RV Camper Solar System (10-36V Input, 12V Output): Power Converters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - [12V DC Voltage Stabilizer ] Heavy-duty car voltage regulator 12v accepts DC 10-36V input and delivers a stable 12V 4A (48W) output, perfect as a voltage stabilizer 12v for cars, trucks, RVs, boats, campers, and solar power systems. - [Protect Sensitive Electronics] This 12v dc voltage regulator safeguards your devices from unstable voltage, dc dc stabilizer preventing damage from old car batteries, power fluctuations, or electrical surges. - [Waterproof & Rugged Design] 12v surge protector built with IP67 waterproof alloy housing and sealed with heat-conduction silica gel for durability in outdoor or harsh environments. - [Comprehensive Safety Protection] 12v voltage regulator Integrated protection against over-voltage, under-voltage, overload, overheating, and short circuits ensures safe and reliable power supply. - [Compact & Easy Installation] 12v DC Stabilizer Slim, lightweight build with 12cm/4.7-inch wire length for quick installation. Size: 74mm x 74mm x 32mm (LWH); Net Weight: 250g. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B06Y5JHZG2 | | Best Sellers Rank | #141,369 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #571 in Power Converters | | Brand | Cocar | | Color | 12V Surge Protector | | Customer Reviews | 4.0 4.0 out of 5 stars (821) | | Input Voltage | 10 volts_of_direct_current | | Item Dimensions | 2.91 x 2.91 x 1.26 inches | | Item Weight | 230 g | | Manufacturer | Cocar | | Mfr Part Number | 12T12-4A | | Model Number | 12T12-4A | | Number of Items | 1 | | Number of Outlets | 1 | | Output Voltage | 12 volts | | Plug Type | 2 Pin or DC power jack | | UPC | 612032292973 | | Warranty Description | 1 year | ## Product Details - **Brand:** Cocar - **Color:** 12V Surge Protector - **Input Voltage:** 10 volts_of_direct_current - **Item Weight:** 230 g - **Item dimensions L x W x H:** 2.91 x 2.91 x 1.26 inches ## Images ![DC Voltage Stabilizer 12V 4A - Image 1](https://m.media-amazon.com/images/I/61Wt6VYa-aL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Cocar 12T12-4A Car DC 12V 4A Voltage Stabilizer Surge Protector Power Supply Regulator for Auto Truck Vehicle Boat Solar System etc.(DC10-36V Input, DC12V Output) - Bolatus Battery Isolator Switch 12V 24V 48V Battery Switch 275A Battery Kill Switch 1-2-Both-OFF Battery Cut Off Switch for Car Truck Boat Yacht Caravan Motorcycle - Victron Energy SmartSolar MPPT Solar Charge Controller (Bluetooth) - MPPT Charge Controller for Solar Panels - 100V 30 amp 12/24-Volt --- ## 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.vn/products/41962378-dc-voltage-stabilizer-12v-4a](https://www.desertcart.vn/products/41962378-dc-voltage-stabilizer-12v-4a) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-08-19*