OptiMate TM-471 Lithium Battery Maintainer & Charger – 0.8A, Weatherproof
The OptiMate TM-471 is a reliable, weatherproof 0.8A lithium battery charger and maintainer, specially designed for long-term care of 12V LiFePO4 (LFP) batteries from 2Ah to 30Ah. This fully automatic 8-step charger is the most cost-effective solution for maintaining Antigravity Batteries and other lithium brands—perfect for vehicles stored indoors or outdoors.
Smart Maintenance, Safe Power
With its advanced charge cycle and low-voltage save features, the TM-471 not only brings batteries to full charge but also monitors, balances, and maintains them at 100% readiness—without risk of overcharging. Whether for motorcycles, ATVs, or custom builds, it’s ideal for safely maintaining batteries with Battery Management Systems (BMS).
Key Features
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Ideal for LiFePO4 4S 12.8/13.2V batteries from 2–30Ah
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0.8 Amp charge current
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8-Step Program: Save, Test, Charge, Optimize, Maintain
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Low-volt start at 0.5V with recovery mode for deeply discharged batteries
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Safe for vehicle electronics – spark-suppressed, reverse polarity protected
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Weatherproof, lightweight (1 lb), and wall-mountable
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Input: 100–240V (global), with 6ft AC and 6ft charge lead (SAE connector)
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Includes battery clips & weatherproof battery lead
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3-Year limited warranty
Why Choose the TM-471?
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Most affordable and safe charger for long-term lithium battery care
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Totally automatic – just plug in and let it work
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Maintains on-board systems like ECUs and alarms while keeping your battery fully charged
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Approved to UL and CSA standards
⚠️PROP 65 WARNING: Cancer and/or reproductive harm – www.P65Warnings.ca.gov
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