OptiMate 1 Duo Battery Charger & Maintainer

Simple, safe battery care for 12V systems

The OptiMate 1 Duo is a fully automatic charger and long-term maintainer for 12V lead-acid batteries and 12.8V or 13.2V LiFePO4 lithium batteries. Leave it connected to a stored vehicle and its four-step maintenance programme supplies only what the battery needs, helping keep it ready without overcharging.

One charger for multiple battery types

• Suitable for 12V STD, AGM and GEL batteries, plus LiFePO4 and LFP lithium batteries.
• Designed for batteries from 2–20Ah, making it a practical choice for powersport and seasonal vehicles.
• 0.6A constant-current charging with a low-voltage start from 4V.
• Automatic four-step operation adjusts the charging process to the battery and switches to safe long-term maintenance.
• Fully electronic protection includes spark suppression, short-circuit protection and automatic shutdown if the battery is disconnected.

Ready for storage and seasonal vehicles

If your bike, car or other vehicle spends part of the year parked up, the OptiMate 1 Duo helps protect the battery between rides. Its low-energy design uses less than 0.5W in standby and the charger is intended for indoor use down to -20°C.

What’s included

• Weatherproof battery lead with SAE connector.
• Battery clip set.
• Two interchangeable battery connection accessories.
• 12ft / 370cm charging lead.
• 3-year limited replacement warranty.

With universal 100–240V input and a compact, dust-protected plug-in case, the OptiMate 1 Duo is an easy set-and-forget solution for keeping compatible batteries charged and healthy.