--- product_id: 275139936 title: "Tecmate (OptiMATE 1 DUO, 12V / 12.8V Plug-in Mainttainer) - OptiMATE 1 DUO, TM-409, 4-step 12V 0.6A Battery charger-maintainer" brand: "tecmate" price: "1028.14 DT" currency: TND in_stock: true category: "Tecmate" url: https://www.desertcart.tn/products/275139936-tecmate-optimate-1-duo-12v-12-8v-plug-in-mainttainer store_origin: TN region: Tunisia --- # 0.6A precision charging Dual lithium & lead-acid support 24/7 battery protection Tecmate (OptiMATE 1 DUO, 12V / 12.8V Plug-in Mainttainer) - OptiMATE 1 DUO, TM-409, 4-step 12V 0.6A Battery charger-maintainer **Brand:** tecmate **Price:** 1028.14 DT **Availability:** βœ… In Stock ## Summary > πŸ”Œ Power up your ride, effortlessly and reliably! ## Quick Answers - **What is this?** Tecmate (OptiMATE 1 DUO, 12V / 12.8V Plug-in Mainttainer) - OptiMATE 1 DUO, TM-409, 4-step 12V 0.6A Battery charger-maintainer by tecmate - **How much does it cost?** 1028.14 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/275139936-tecmate-optimate-1-duo-12v-12-8v-plug-in-mainttainer) ## Best For - tecmate enthusiasts ## Why This Product - Trusted tecmate brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Battery Resurrection Power:** Revives and saves 12V batteries others give up onβ€”your last line of defense. - β€’ **Durable & Dustproof Design:** Rugged indoor-ready casing ensures long-lasting performance in any workspace. - β€’ **Connect & Forget Automation:** Fully automatic 4-step charging means zero hassle and zero battery worries. - β€’ **Endorsed by Industry Leaders:** Trusted by Honda, Yamaha, KTM, and top battery brands for unmatched reliability. - β€’ **Universal Battery Compatibility:** Seamlessly charges AGM, GEL, standard lead-acid, and LiFePO4 lithium batteries. ## Overview The Tecmate OptiMATE 1 DUO is a compact, fully automatic 12V/12.8V battery charger and maintainer delivering a precise 0.6A current through a 4-step microprocessor-controlled program. Compatible with lithium and lead-acid batteries including AGM, GEL, and deep cycle types, it offers continuous 24/7 battery protection and recovery capabilities. Endorsed by major motorcycle and battery manufacturers, its dustproof design ensures durable indoor use, making it the ultimate smart maintenance tool for professionals and enthusiasts alike. ## Description 24-7-365 smart maintenance! OptiMate 1 DUO delivers precise micro processor controlled charging & long term maintenance! Maintain any 12 volt lead-acid battery, sealed AGM (MF) or GEL, or 12. 8V Lithium battery (LiFePO4). 4-STEP program - STEP1: Low Volt Save (4V). STEP2: Controlled CHARGE. STEP3: OPTIMIZE. STEP4: OptiMate Maintenance. ## Features - π—™π—¨π—Ÿπ—Ÿπ—¬ π—”π—¨π—§π—’π— π—”π—§π—œπ—– - Connect and forget, no more battery problems. Continuous charging if healthy, stops and warns if faulty.; DUO - Works with both lithium and lead-acid batteries. - π—šπ—˜π—§ 𝗬𝗒𝗨π—₯ π—•π—”π—§π—§π—˜π—₯𝗬 𝗧𝗒 π—ͺ𝗒π—₯π—ž - Saves your 12V battery (AGM, GEL, STD, Starter, Deep Cycle) when no other charger will work. If Optimate can't save it, nothing will. - π—Ÿπ—’π—‘π—šπ—˜π—₯ π—•π—”π—§π—§π—˜π—₯𝗬 π—Ÿπ—œπ—™π—˜ - Provides 24/7 protection by preventing discharge from connected circuitry and guarantees more battery power - π—›π—œπ—šπ—›π—Ÿπ—¬ π—₯π—˜π—£π—¨π—§π—”π—•π—Ÿπ—˜ 𝗖𝗛𝗔π—₯π—šπ—˜π—₯ - OptiMate is recommended by Honda, Yamaha, Kawasaki, KTM and Husqvarna and global battery manufacturers Antigravity, Super-B and Earth-X. - 𝗗𝗨π—₯π—”π—•π—Ÿπ—˜ – Dustproof case for indoor use ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B076JSXGBQ | | Amperage | 0.6 Amps | | Brand | Tecmate | | Built-In Media | Battery Charger | | Color | black | | Connector Type Used on Cable | Battery Clips and Harness Lead with Fuse | | Current Rating | 0.6 Amps | | Customer Reviews | 4.8 4.8 out of 5 stars (328) | | Global Trade Identification Number | 05425006145657 | | Input Voltage | 240 Volts | | Item Dimensions D x W x H | 9.5D x 6W x 3.8H centimeters | | Item Type Name | OptiMATE 1 DUO, TM-409, 4-step 12V / 12.8V 0.6A battery charger & maintainer | | Item Weight | 1.22 Pounds | | Manufacturer | Tecmate | | Mfr Part Number | TM-409 | | Model Number | TM-409 | | Number of Ports | 1 | | Output Voltage | 12 Volts | | Specification Met | UL | | UPC | 644978440354 | | Unit Count | 1 Count | ## Product Details - **Brand:** Tecmate - **Colour:** black - **Item weight:** 553 g - **Output voltage:** 12 Volts - **Product dimensions:** 9.5D x 6W x 3.8H centimeters ## Images ![Tecmate (OptiMATE 1 DUO, 12V / 12.8V Plug-in Mainttainer) - OptiMATE 1 DUO, TM-409, 4-step 12V 0.6A Battery charger-maintainer - Image 1](https://m.media-amazon.com/images/I/713mRGdCanL.jpg) ![Tecmate (OptiMATE 1 DUO, 12V / 12.8V Plug-in Mainttainer) - OptiMATE 1 DUO, TM-409, 4-step 12V 0.6A Battery charger-maintainer - Image 2](https://m.media-amazon.com/images/I/71XVBVYLPsL.jpg) ![Tecmate (OptiMATE 1 DUO, 12V / 12.8V Plug-in Mainttainer) - OptiMATE 1 DUO, TM-409, 4-step 12V 0.6A Battery charger-maintainer - Image 3](https://m.media-amazon.com/images/I/71IFl4DS7bL.jpg) ![Tecmate (OptiMATE 1 DUO, 12V / 12.8V Plug-in Mainttainer) - OptiMATE 1 DUO, TM-409, 4-step 12V 0.6A Battery charger-maintainer - Image 4](https://m.media-amazon.com/images/I/71CsJnw2BSL.jpg) ![Tecmate (OptiMATE 1 DUO, 12V / 12.8V Plug-in Mainttainer) - OptiMATE 1 DUO, TM-409, 4-step 12V 0.6A Battery charger-maintainer - Image 5](https://m.media-amazon.com/images/I/71T-9uTyHcL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: What is the difference between the 12.8V Duo versus the regular one?** A: The 12.8 V Dou is suitable for lithium-ion batteries as well as lead acid batteries. **Q: What is the difference between all the chargers optimate offers? i want to charge an agm battery, prius 2001 car. thanks.** A: The one I have is a maintenance charger it charges and maintains battery health and longlife **Q: Where is this made?** A: The company which is Tecmate was founded in Belgium in 1994. They manufacture chargers for many brand names, however I'm not sure where they are actually made! **Q: Will this charge a dead 12v auto battery? Or is it used just to maintain a battery?** A: *Perfect for charge and maintenance of all 12V lead-acid (STD, AGM, GEL) and 12V LiFePO4 'Lithium'. ## Frequently Bought Together - Tecmate TecMate Optimate 1 Duo, TM-409, 4-Step 12V / 12.8V 0.6A Battery Charger & maintainer - Optimate cable O-01, ring terminal harness, powersport - Tecmate OptiMATE USB O-100, Combination 2400mA USB Charger and 3-LED Battery Monitor, With Vehicle Battery Protection --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/275139936-tecmate-optimate-1-duo-12v-12-8v-plug-in-mainttainer](https://www.desertcart.tn/products/275139936-tecmate-optimate-1-duo-12v-12-8v-plug-in-mainttainer) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-04*