--- product_id: 292286864 title: "Tecmate OptiMATE Lithium 4s 0.8A, TM-471, 8-step 12.8V 0.8A sealed battery saving charger & maintainer" brand: "optimate" price: "₱11906" currency: PHP in_stock: true reviews_count: 5 url: https://www.desertcart.ph/products/292286864-tecmate-optimate-lithium-4s-0-8a-tm-471-8-step store_origin: PH region: Philippines --- # 8-step precision charging 0.8A smart charging current BMS wake-up & battery protection Tecmate OptiMATE Lithium 4s 0.8A, TM-471, 8-step 12.8V 0.8A sealed battery saving charger & maintainer **Brand:** optimate **Price:** ₱11906 **Availability:** ✅ In Stock ## Summary > 🔋 Power up smarter, last longer — never miss a ride! ## Quick Answers - **What is this?** Tecmate OptiMATE Lithium 4s 0.8A, TM-471, 8-step 12.8V 0.8A sealed battery saving charger & maintainer by optimate - **How much does it cost?** ₱11906 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/292286864-tecmate-optimate-lithium-4s-0-8a-tm-471-8-step) ## Best For - optimate enthusiasts ## Why This Product - Trusted optimate brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Powerhouse:** Lightweight and portable design fits perfectly in any garage or workshop - • **Smart 8-Step Charging:** Ensures maximum battery life with precision multi-stage charging - • **Revive the Unchargeable:** Resurrects dead LiFePO4 batteries others give up on - • **Tailored for Lithium Tech:** Optimized for 4-cell LiFePO4 batteries (12.8V) with nano-technology - • **Ultimate Battery Guardian:** Integrated BMS wake-up mode safely reactivates sleeping batteries ## Overview The Tecmate OptiMATE Lithium 4s TM-471 is a compact, 8-step 0.8A charger designed specifically for 12.8V 4-cell LiFePO4 batteries ranging from 2Ah to 10Ah. Featuring advanced BMS wake-up technology, it safely revives and maintains high-performance lithium batteries used in motorcycles, ATVs, and PWCs, extending battery life and ensuring reliable power every time. ## Description The ideal motocross battery charger or motorcycle battery charger for your 4-cell LiFePO4 / LFP / LiFe / LiFe nano-technology battery with voltage of 12V / 12.8V / 13.2V, sized from 2Ah to 10Ah (true Amp-hour rating) or up to PbEq equivalent of 20Ah. Can be used as an ATV battery charger, UTV battery charger, side-by-side battery charger or PWC battery charger for LiFePO4 batteries. For a fast / speed battery charger (charging within 6 hours or less) the OptiMate Lithium 4s 5A (TM-291) is recommended. Review: È riuscito a recuperare una batteria LiFePO4 che con il caricabatteria originale non veniva caricata affatto, i led spiegano bene in che stato è la carica. Ottimo prodotto, straconsigliato! Review: Loisirs, très beau produit conformae à la description, vendeur de confiance, à recommander ## Features - Longer battery life and more battery power guaranteed. - Ultimate protection for your high-performance Lithium (LiFePO4 / LiFe / LFP) battery. - Saves dead batteries other chargers can't! - BMS (Battery Management System) wake up mode safely wakes battery with integrated BMS protection out of sleep mode. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00Y38X7WI | | Best Sellers Rank | #97,149 in Automotive ( See Top 100 in Automotive ) #291 in Battery Chargers | | Item model number | TM-471 | | Manufacturer | Tecmate | | Product Dimensions | 20.32 x 15.24 x 7.62 cm; 453.59 g | ## Product Details - **Brand:** OptiMate - **Colour:** Blue - **Item weight:** 1 Pounds - **Output voltage:** 12 Volts (DC) - **Product dimensions:** 15.2D x 20.3W x 7.6H centimeters ## Images ![Tecmate OptiMATE Lithium 4s 0.8A, TM-471, 8-step 12.8V 0.8A sealed battery saving charger & maintainer - Image 1](https://m.media-amazon.com/images/I/81iACDxBz7L.jpg) ## Questions & Answers **Q: Capacity of my lithium battary is 100ah, if it discharge 70 %,would this charger to charge battery to full capacity?** A: Yes, provided that your battery cells are in good condition and are able to take/hold a charge, this charger will charge it to 100% **Q: Will this charge lithium iron batteries like Shorai?** A: I've been using it on my Shorai battery for about 1 year and it works Great! **Q: Can I get it with eu plug?** A: We don't offer the EU plug, but it can be used with an EU plug (100-240V). **Q: How long will it take to charge 80 as (group 27) lithium lifepo4 battery? 20 hours, or few days? thanks** A: Instructions say it will take 125% of the battery AH capacity for the battery to charge, so I assume you multiply your amp hours by 125% to get a rough estimate ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by C***O on 16 June 2018* È riuscito a recuperare una batteria LiFePO4 che con il caricabatteria originale non veniva caricata affatto, i led spiegano bene in che stato è la carica. Ottimo prodotto, straconsigliato! ### ⭐⭐⭐⭐⭐ Review *by L***S on 1 November 2019* Loisirs, très beau produit conformae à la description, vendeur de confiance, à recommander ### ⭐⭐⭐⭐⭐ Review *by B***R on 24 May 2024* What a great deal on a product. Works just as anticipated. Used on a EarthX battery installed in a aircraft. ## Frequently Bought Together - OptiMATE Lithium 4s 0.8A, TM-471, 8-step 12.8V 0.8A sealed battery saving charger & maintainer - Antigravity ATZ-10 Performance Lithium Motorcycle Powersport Battery with Built-In Jump Starting. 6.1Ah, Replaces YTZ10, YTZ12, YTZ14, YTX9, YTX7A Yamaha, Honda, Kawasaki, Suzuki --- ## 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.ph/products/292286864-tecmate-optimate-lithium-4s-0-8a-tm-471-8-step](https://www.desertcart.ph/products/292286864-tecmate-optimate-lithium-4s-0-8a-tm-471-8-step) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-06-02*