RX1-11-21159

The OptiMate Lithium TM-275 is an automatic charger, maintainer and diagnostic power supply designed for 12.8 V / 13.2 V LiFePO4 (LFP) batteries. Its Ampmatic charging control adjusts charge current to suit battery condition and capacity, delivering up to 9.5 A for efficient battery care.

For maintenance tasks, the push-button TUNE mode provides a stable 13.6 V power supply with up to 8 A continuous output. This can help support connected electrical systems during suitable diagnostic or programming work, subject to the applicable equipment procedures.

• Manufacturer part number: TM-275
• For 12.8 V / 13.2 V LiFePO4 (LFP) batteries, including batteries up to 120 Ah as specified by the manufacturer
• Automatic charging, testing and long-term maintenance programme
• 9.5 A Ampmatic charge control
• TUNE power-supply mode: 13.6 V, up to 8 A continuous output
• Low-voltage recovery capability from 0.5 V, with battery-condition monitoring
• Push-button BMS wake-up/reset function for compatible batteries with resettable low-voltage protection
• Temperature-managed charging; charging is inhibited below -20 °C
• Weatherproof, wall-mountable housing with 100–240 V AC input
• Supplied with battery crocodile clips and a waterproof quick-connect lead with ring terminals and SAE connector

Please verify battery chemistry, nominal voltage, battery-management-system requirements and connection suitability before use. No EASA/FAA approval status is stated for this product.

Relevant documentation: TecMate OptiMate Lithium 4s 10A product leaflet.