TecMate TM-251v3 OptiMate 7 Select Battery Charger and Maintainer, 12V 10A, Voltage Select 14.4V or 14.7V, Power Supply Mode

TecMate TM-251v3 OptiMate 7 Select Battery Charger and Maintainer, 12V 10A, Voltage Select 14.4V or 14.7V, Power Supply Mode

• TecMate TM-251v3 is the OptiMate 7 Select 12V 10A battery charger and maintainer for lead-acid starter and deep-cycle batteries. It features selectable charging voltage, Ampmatic current control, and a 13.6V power supply mode for diagnostics and memory support; input is 100 to 240 V for global use.
• Features:
  • Selectable charge voltage 14.4V or 14.7V helps match AGM, GEL, EFB, and flooded batteries for optimal performance
  • Ampmatic control adjusts current up to 10A to suit battery size and condition for faster, safer charging
  • Power supply mode provides a stable 13.6V 8A output for ECU programming, showroom demos, and memory retention
  • Weather resistant sealed case with wall mounts and long AC and charge leads supports shop and garage use
  • Automatic charge, test, and maintenance program enables safe long term battery care
• Includes:
  • OptiMate 7 Select charger (TM-251v3)
  • Battery clip lead with SAE connector
  • Permanent battery lead with SAE connector
• Specifications:
  • Manufacturer: TecMate
  • Part Number: TM-251v3
  • Battery Chemistry: 12V lead-acid (AGM, GEL, EFB, flooded); starter and deep-cycle
  • Charge Current: Up to 10A at 14.4V or 14.7V; 8A at 13.6V in power supply mode
  • Input Power: 100 to 240 V, 50 to 60 Hz
  • Operating Environment: Indoor or outdoor; low temperature capability to about -40 F
  • Cable Lengths: Approx 6 ft AC lead and 6 ft charge lead ending in SAE connector
  • Connections: SAE output with battery clips and permanent lead
  • Programs / Modes: Automatic charge, test, maintain; selectable voltage; 13.6V power supply
  • System Compatibility / Application: Designed for charging, maintaining, and supporting 12V automotive, powersport, marine, and equipment batteries; not a replacement part
• The OptiMate 7 Select can also be referred to as 12V battery charger maintainer, AGM battery charger 10A, deep-cycle battery charger, power supply battery charger, and OptiMate charger TM-251v3.

TecMate develops OptiMate battery chargers and maintainers for professional and enthusiast use across automotive, powersport, marine, and industrial markets, focusing on battery diagnostics, recovery, and long term maintenance.

Q: Which batteries is TM-251v3 designed for?
A: It supports 12V lead-acid batteries, including AGM, GEL, EFB, and flooded types, in starter or deep-cycle applications. Select 14.4V or 14.7V to match the battery.

Q: What does power supply mode do?
A: Power supply mode delivers a stable 13.6V 8A output to support diagnostics, programming, and memory retention while the vehicle battery is disconnected or during service.

Q: What leads are included?
A: The package includes a battery clip lead and a permanent battery lead, both using an SAE connector; the unit also provides long AC and charge leads for flexible setup.