OptiMate Lithium LFP 4s10A: LITHIUM series LiFePO Lithium Battery charger

The OptiMate Lithium 4S TM274 V2 is a dedicated high-current LiFePO charger engineered for fast, safe charging of 12.8V lithium batteries in powersport, motorsport, and high-performance equipment. Delivering 10A of Ampmatic-controlled charging, it ensures optimal recovery, charge, and maintenance - whether for frequent use or seasonal storage. It includes TUNE mode for diagnostics or up-dating programming.

With deep-discharge recovery from 0.5V, temperature-compensated operation, and safe 24/7 maintenance, the TM274 V2 is a top-tier solution for demanding lithium systems.

Features & Benefits

• Delivers up to 10A current with Ampmatic load matching, to match battery size and condition
• Designed for 12.8V LiFePO batteries (4S) - No risk of overcharging
• TUNE mode - Delivers stable power for vehicle system reprogramming, show room vehicle demo or retaining memorised settings when battery cables are disconnected to fit powered accessories or replace the battery
• Power Reset: Mode that rapidly re-energizes the battery.
• Battery recovery from 0.5V - Revives severely discharged batteries
• Fully automatic multi-stage charging & maintenance - Ideal for seasonal or year-round use
• Safe for onboard electronics - Spark-suppressed and reverse polarity protected
• Global input (100-240V, 50-60Hz - Auto-adjusts to local power conditions
• Green Technology - Built-in energy saving technology
• Compact, rugged housing - Built for both workshop and field conditions

Warranty

• 3-year limited replacement warranty

What's in the box
1 x OptiMate Lithium 4S TM274 V2 Charger
1 x AC input cable (1.8 m)
1 x DC output lead (1.8 m) with SAE connector
1 x O-04 alligator clip set
1 x O-01 ring terminal battery lead
1 x User guide