--- product_id: 691771937 title: "SUNAPEX MPPT 20Watt 12V Solar Car Battery Trickle Charger & Maintainer" brand: "sunapex" price: "¥8720" currency: JPY in_stock: false category: "Sunapex" url: https://www.desertcart.jp/products/691771937-sunapex-mppt-20watt-12v-solar-car-battery-trickle-charger-maintainer store_origin: JP region: Japan --- # Advanced MPPT charge controller IP67 waterproof rating 20W max power output SUNAPEX MPPT 20Watt 12V Solar Car Battery Trickle Charger & Maintainer **Brand:** sunapex **Price:** ¥8720 **Availability:** ❌ Out of Stock ## Summary > ☀️ Power your adventures with smart, flexible solar energy! ## Quick Answers - **What is this?** SUNAPEX MPPT 20Watt 12V Solar Car Battery Trickle Charger & Maintainer by sunapex - **How much does it cost?** ¥8720 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/691771937-sunapex-mppt-20watt-12v-solar-car-battery-trickle-charger-maintainer) ## Best For - sunapex enthusiasts ## Why This Product - Trusted sunapex brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart MPPT Charging:** Faster, more efficient power conversion with no risk of overcharging or battery drain. - • **All-Weather Durability:** IP67 waterproof design means reliable performance rain or shine, wherever you go. - • **Peace of Mind Warranty:** Backed by a 1-year warranty and lifetime 24/7 support for worry-free use. - • **Ultra-Flexible & Portable:** Lightweight, bendable panel with carabiners for easy mounting anywhere you need power. - • **Effortless Battery Maintenance:** Keep your 12V batteries charged and ready, from cars to boats and beyond. ## Overview The SUNAPEX MPPT 20W 12V Solar Car Battery Trickle Charger is a high-efficiency, monocrystalline flexible solar panel with an advanced MPPT controller. Designed to maintain and charge a wide range of 12V rechargeable batteries safely, it prevents overcharging and battery drain. Its IP67 waterproof rating ensures durability in all weather conditions, while its lightweight, portable design with included carabiners allows easy installation on vehicles, boats, and off-grid devices. Supported by a 1-year warranty and lifetime technical support, it’s the perfect companion for keeping your batteries ready anytime. ## Description SUNAPEX 20W Flexible Solar Panel with MPPT Charge Controller, Solar Battery Charger Maintainer, 12V Waterproof Solar Trickle Charger for Car, Motorcycle, Boat, Marine, RV, Trailer, Tractor,Truck, etc ## Features - Battery Savior: This is designed to charge and maintain 12V rechargeable batteries. Use it to charge and maintain infrequently used vehicles; boats; outdoor electronics; lawnmowers and more. Ensure your devices start anytime and protect batteries from long-term discharge. It’s also ideal for off-grid devices like electric fences; gate openers; water pumps; weather systems; cameras, etc. Compatible with most battery likes sealed lead-acid; lithium; LiFePO4; GEL; AGM; flooded, etc - No Overcharging, No Battery Drain: The controller prevents overcharging and stops charging when the battery is full, resuming when voltage drops. Ensures battery safety without draining power - Upgraded MPPT Controller: Outperforms PWM controllers with faster charging and higher currents. Features 4 battery status indicators and precise charging modes for LiFePO₄; GEL and AGM batteries - High-Efficiency Solar Panel: Monocrystalline cells charge faster than polycrystalline and amorphous panels of the same size - IP67 Waterproof: Fully sealed and IP67 waterproof, suitable for all weather conditions Easy Installation & Portable: Lightweight and flexible, with carabiners for hanging anywhere - Worry-Free Warranty & Support: SUNAPEX offers a one-year warranty and lifetime technical support. 24/7 customer service ensures prompt responses. Contact us anytime for assistance ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DHCKCS68 | | ASIN | B0DHCKCS68 | | Brand Name | SUNAPEX | | Connector Type | MC4 | | Customer Reviews | 4.0 4.0 out of 5 stars (30) | | Customer reviews | 4.0 4.0 out of 5 stars (30) | | Date First Available | 7 November 2024 | | Efficiency | a | | Included Components | Carabiners | | Item Highlight | Waterproof Flexible Solar Panel Kit | Prevents Overcharging with Smart Controller | Fits 12V Batteries for Boats, RVs & More | | Item model number | SA_RXMPPT_2OW | | Manufacturer | SUNAPEX | | Manufacturer | SUNAPEX | | Manufacturer Part Number | SA_RX20W_MPPT | | Material Type | Monocrystalline Silicon, Polymer, Aluminum | | Maximum Power | 20 Watts | | Maximum Voltage | 12 Volts (DC) | | Model Number | SA_RXMPPT_2OW | | Number of Items | 1 | | Output Voltage | 12 Volts (DC) | | Product Dimensions | 40.89 x 34.8 x 3.81 cm; 1.19 kg | | Special Features | Flexible, Portable | ## Product Details - **Brand:** SUNAPEX - **Efficiency:** a - **Included components:** Carabiners - **Material:** Monocrystalline Silicon, Polymer, Aluminum - **Maximum voltage:** 12 Volts (DC) ## Images ![SUNAPEX MPPT 20Watt 12V Solar Car Battery Trickle Charger & Maintainer - Image 1](https://m.media-amazon.com/images/I/916+LRYS9UL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Frequently Bought Together - SUNAPEX 20W Flexible Solar Panel with MPPT Charge Controller, Solar Battery Charger Maintainer, 12V Waterproof Solar Trickle Charger for Car, Motorcycle, Boat, Marine, RV, Trailer, Tractor,Truck, etc - OYMSAE 25Feet SAE to SAE Extension Cable Quick Disconnect Connector 16AWG,for Automotive,Solar Panel Panel SAE Plug(25FT(16AWG)), Charging Adapter --- ## 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.jp/products/691771937-sunapex-mppt-20watt-12v-solar-car-battery-trickle-charger-maintainer](https://www.desertcart.jp/products/691771937-sunapex-mppt-20watt-12v-solar-car-battery-trickle-charger-maintainer) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-01*