TecMate TM-409 OptiMate 1 Duo Battery Charger and Maintainer, 12V and 12.8V, 0.6 A, 4 Step

TecMate TM-409 OptiMate 1 Duo Battery Charger and Maintainer, 12V and 12.8V, 0.6 A, 4 Step

• TecMate TM-409 OptiMate 1 Duo is a smart 0.6 A charger and maintainer for both 12V lead-acid and 12.8V LiFePO4 batteries. It automatically detects chemistry and runs a 4 step program to charge, test, and maintain small powersport batteries for reliable starts and long service life.
• Features:
  • DUO technology auto detects 12V lead-acid or 12.8V LiFePO4 chemistry for safe, optimized charging
  • 0.6 A constant current is ideal for motorcycle, ATV, scooter, PWC and similar powersport batteries from about 2 to 20 Ah
  • Low volt start from about 4 V assists recovery of deeply discharged batteries under supervision
  • Energy saving maintenance alternates test and float periods to prevent overcharge during long term storage
• Includes:
  • Permanent battery lead with SAE connector
  • Battery clip lead with SAE connector
• Specifications:
  • Manufacturer: TecMate
  • Part Number: TM-409
  • Battery Compatibility: 12V lead-acid AGM, GEL, EFB, flooded; 12.8V LiFePO4
  • Charge Current: 0.6 A
  • Program: 4 step automatic charge, test, maintain with voltage retention check
  • Input Power: 100 to 240 V, 50 to 60 Hz
  • Operating Environment: Indoor use; rated to about -4 F minimum
  • Battery Capacity Range: About 2 to 20 Ah
  • Connections: SAE output; includes permanent lead and clip lead
  • System Compatibility / Application: For charging and maintaining 12V lead-acid and 12.8V LiFePO4 batteries on motorcycles, ATVs, scooters, and similar vehicles
• The OptiMate 1 Duo charger can also be referred to as motorcycle battery maintainer, 12V and 12.8V battery charger, LiFePO4 trickle charger, powersport battery charger, and TM-409 charger.

TecMate develops OptiMate battery chargers and maintainers for powersport, automotive, marine, and industrial users, with emphasis on accurate diagnostics, recovery, and dependable long term maintenance.

Q: Does it work with both lead-acid and LiFePO4 batteries?
A: Yes. DUO technology automatically detects 12V lead-acid or 12.8V LiFePO4 and applies the correct charging profile.

Q: What is the supported battery size range?
A: It is suited to smaller powersport batteries of roughly 2 to 20 Ah. Check your battery label to confirm capacity and chemistry.

Q: Can it recover a deeply discharged battery?
A: It can begin charging from about 4 V on many batteries, then proceed with testing and maintenance. Always monitor recovering batteries and follow safety guidance.