OptiMate TM-485 0.8A 4-Bank Lithium (LiFePO4) Battery Charger & Maintainer
The OptiMate TM-485 is a 4-bank lithium battery charger and maintainer designed to
charge or maintain up to four 12V LiFePO4 batteries simultaneously. Each charging bank operates
independently, making it ideal for users with multiple motorcycles, ATVs, UTVs, powersports
vehicles, or other equipment using lithium batteries.
| Product | OptiMate TM-485 0.8A 4-Bank Lithium Battery Charger & Maintainer |
|---|---|
| Compatible Batteries | 12V LiFePO4 (LFP) 4-cell batteries (12.8V / 13.2V) |
| Battery Capacity | 2Ah – 30Ah |
| Charging Output | 0.8A per charging bank |
| Charging Banks | 4 independent charging banks |
| Input Voltage | 100–240V AC, 50/60Hz |
| Operating Temperature | Suitable for indoor and outdoor use (down to -20°C / -4°F) |
| Construction | Weatherproof housing with wall-mount design |
| Cable Length | 6 ft (180 cm) AC power cable and 6 ft (180 cm) charging leads |
| Included Accessories | 4 battery harnesses, 4 battery clamp sets, SAE connectors, and charging leads |
Key Features
| Feature | Description |
|---|---|
| Independent Charging | Each bank charges and maintains its battery separately. |
| Battery Recovery | Recovers low-voltage LiFePO4 batteries from as low as 0.5V. |
| Battery Management | Supports BMS reset and specialized LiFePO4 charging. |
| Battery Protection | Prevents overcharging while maintaining batteries for long-term storage. |
| Safety Features |
Spark suppression, short-circuit protection, automatic shutdown, and safe operation with vehicle electronics. |
8-Step Charging Program
| Step | Process |
|---|---|
| 1 | Low Voltage Start (0.5V) |
| 2 | Ultra Low Voltage Recovery |
| 3 | Low Voltage Cell Monitoring |
| 4 | Cell Damage Test |
| 5 | Cell Balancing Charge |
| 6 | Charge Optimization |
| 7 | Post-Charge Battery Test |
| 8 | Automatic Maintenance Mode |
Package Includes
| Included Items |
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Ideal For
|
• Motorcycles • ATVs and UTVs • Powersports vehicles • Performance vehicles with LiFePO4 batteries • Users maintaining multiple lithium batteries simultaneously |











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