OptiMate 2 DUO Bronze series 5-step 12V/12.8/13.2V 2A Battery charger-maintainer

The OptiMate 2 DUO is a fully automatic 12V and 12.8V battery charger and maintainer designed for long-term, reliable battery care. Suitable for lead-acid batteries (wet, AGM, GEL, EFB) and lithium LiFePO₄ batteries, it delivers a steady 2A charge and is ideal for motorcycles, ATVs, cars, ride-on mowers, and seasonal equipment.

The intelligent 5-step charging program includes battery recovery, testing, bulk charging, optimization, and maintenance. It can safely recover deeply discharged batteries from as low as 4V and maintains the battery at full charge, adapting automatically to the battery's condition and usage. Built for all-season use, the OptiMate 2 DUO is weather-resistant and operates down to –40°C. It features automatic shut-off, spark suppression, and reverse polarity protection for added safety.

Compact and easy to install, it includes long input and output cables, SAE connectors, battery clips, and ring terminals. The charger is suitable for indoor or outdoor use and can be wall-mounted for convenience.

Key Specifications:

• Battery Types: 12V lead-acid (STD, AGM, GEL, EFB) and 12.8/13.2V LiFePO₄
  
• Charging Current: 2A constant
  
• Recovery Voltage: from 4V
  
• Battery Capacity Range: 6–96Ah (lead-acid), 2–24Ah (LiFePO₄)
  
• Charging Stages: 5-step program (Recovery, Test, Bulk, Optimize, Maintenance)
  
• Input Voltage: 100–240VAC, 50–60Hz
  
• Operating Temperature: as low as –40°C
  
• Housing: Weather-resistant, wall-mountable
  
• Indicators: LED status display for charge stage and battery condition
  
• Safety Features: Spark-free connection, reverse polarity protection, auto shut-off
  
• Included Accessories: 180cm AC lead, 180cm DC lead with SAE connection, battery clips, and ring terminals
  

• Datasheet

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