--- product_id: 486296746 title: "12V DIY Modified Upgrade Conversion Kit for Power Wheel" brand: "polynx" price: "40591 Ft" currency: HUF in_stock: true category: "Polynx" url: https://www.desertcart.hu/products/486296746-12v-diy-modified-upgrade-conversion-kit-for-power-wheel store_origin: HU region: Hungary --- # 12V high power output 2.4G Bluetooth remote control DIY easy-install wiring harness 12V DIY Modified Upgrade Conversion Kit for Power Wheel **Brand:** polynx **Price:** 40591 Ft **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade your kid’s ride to pro-level power and control—DIY style! ## Quick Answers - **What is this?** 12V DIY Modified Upgrade Conversion Kit for Power Wheel by polynx - **How much does it cost?** 40591 Ft with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/486296746-12v-diy-modified-upgrade-conversion-kit-for-power-wheel) ## Best For - polynx enthusiasts ## Why This Product - Trusted polynx brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power Up Your Ride ⚡:** Boost your kid’s power wheel with a robust 12V 40A 200W control box for high-speed thrills. - • **Smart Safety First 🛡️:** Built-in overload protector and slow-start function ensure smooth, safe acceleration every time. - • **Total Command Control 🎮:** Multiple switches plus a 2.4G remote give you full control: start, speed modes, direction, and pedal. - • **Expert Support On Call 📞:** Backed by 10+ years of pro maintenance experience and responsive after-sales help for peace of mind. - • **Plug & Play Simplicity 🔧:** One-button installation sockets make upgrades and maintenance a breeze—even for DIY rookies. ## Overview The POLYNX 12V DIY Modified Upgrade Conversion Kit is a comprehensive wiring harness and control box set designed to enhance kids’ ride-on power wheels. Featuring a high-power 12V 40A 200W control box, 2.4G Bluetooth remote, multiple control switches, and easy one-button installation sockets, this kit delivers a seamless upgrade experience. Ideal for ages 18 months to 8 years, it includes safety features like overload protection and slow-start, supported by a decade of professional maintenance expertise. ## Description desertcart.com: POLYNX 12V DIY Modified Upgrade Conversion Kit for Power Wheel | Ride On Wire Harness,2.4G Remote Controller Kit,Kids Ride On Car Replacement Parts : Toys & Games ## Features - Complete DIY Wiring Harness Kit: 12V self-made ride on power wheel kids electric toy car full set of wiring harness switches and 2.4G Bluetooth control box kit upgrade parts - High Power Performance: 12 Volt Weelye 40A 200W high power wiring harness control box kit, can match high power high speed motor gearbox upgrade - Complete Set of Components: Includes remote control and receiver, wire, start switch, high and low speed switch, forward and backward stop switch, pedal, overload protector, and charging port - Easy Installation Design: The battery cable and motor cable feature one-button installation sockets for convenient replacement, maintenance and installation, and the controller has a slow-start function - Professional Support Available: The working voltage is 12V, backed by more than 10 years of maintenance experience and professional after-sales team for any questions or assistance - Frequency Matching Required: When using for the first time, you need to match the frequency using the remote control by following the instructions provided, this product is a DIY product requiring certain hands-on ability - Multiple Switch Controls: Features start power switch, high-speed and low-speed switch, forward and backward stop switch, and pedal switch for comprehensive control of your power wheel vehicle ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BGP91ZK9 | | Age Range Description | Kid | | Best Sellers Rank | #140,353 in Toys & Games ( See Top 100 in Toys & Games ) #298 in Kids' Ride-On Replacement Parts | | Brand Name | POLYNX | | Color | Red | | Customer Reviews | 4.2 4.2 out of 5 stars (91) | | Educational Objective | Game, play | | Included Components | controller, remote control, switch, wires | | Item Dimensions | 7.87 x 5.51 x 3.9 inches | | Item Highlight | Ride On Wire Harness,2.4G Remote Controller Kit,Kids Ride On Car Replacement Parts | | Item Type Name | 12VWIRES | | Item Weight | 0.58 kg | | Manufacturer | POLYNX | | Manufacturer Part Number | WRIERX74RC12V | | Manufacturer recommended age | 18 months - 8 years | | Material Type | Plastic | | Model Number | 12RX71 | | Number of Packs | 1 | | Number of Players | 1 | | Operation Mode | Manual | | Power Source | Battery Powered | | Set Name | POLYNX 12V DIY Ride-On Power Wheel Upgrade Kit (1 Set) | | Size | 12V | | Theme | Ride on car upgrade | | UPC | 738058209334 | ## Images ![12V DIY Modified Upgrade Conversion Kit for Power Wheel - Image 1](https://m.media-amazon.com/images/I/61p+ANQ2DuL.jpg) ## Frequently Bought Together - POLYNX 12 Volt Power Wheel DIY Modified Wires,High Power Self-Made Children Electric Car Wires Harness and Power Wheel Remote Kit Weelye 2.4G Remote Controller Kit Ride On Replacement Accessories - weelye RS380 12V Steering Motor for Remote Control Car, Children Electric Car Steering Gearbox with Motor, Children Ride On Car Replacement Parts - ExpertPower 12v 7ah Rechargeable Sealed Lead Acid Battery --- ## 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.hu/products/486296746-12v-diy-modified-upgrade-conversion-kit-for-power-wheel](https://www.desertcart.hu/products/486296746-12v-diy-modified-upgrade-conversion-kit-for-power-wheel) --- *Product available on Desertcart Hungary* *Store origin: HU* *Last updated: 2026-09-29*