Overview

OptiMate Solar 20W DUO Battery Chargers

The OptiMate Solar 20W DUO battery chargers are a smart sun powered charger and maintainer for all 12V batteries. Ideal for a stored car, truck, boat, or 12V boatlift, these solar battery chargers are designed to save flat batteries from as low as 4V with their unique pulse action. Fastest charge is delivered as 'Smart Charge' control selects pulse or continuous charge according to sunlight strength. The controller's fully automatic multi-step program brings the battery safely to full charge. Connect to the battery and the Optimate charger does the rest, no supervision required!

Key features:
* Includes solar panel ready for permanent mounting, weatherproof battery lead, battery connection cables and Optimate solar charge controller
* SMART dual power conversion converts low solar energy to efficient pulse charge.
* Connect to the battery directly with included battery clips or fused battery lead
* DUO charge controller—works with 12 V lead-acid and 12.8 V lithium (LFP/LiFePO4 , Lithium-Ion) batteries
* The OptiMate charger-monitor controller is separate to the solar panel and can be placed close to the vehicle or battery so that charge and maintenance progress can be easily followed
* The DUO controller accurately charges and maintains the battery by day and monitors it at night
* Automatically switches to CHARGE when solar power is sufficient
* Ready indication for STD, hi-performance AGM batteries and lithium LFP batteries
* Battery condition is displayed every 3 seconds
* No risk of overcharging—totally safe for vehicle electronics.
* Sparks suppressed—safe for long-term battery maintenance
* Automatic shut-down if short-circuited or battery disconnected
* Intelligent maintenance continues the next day if battery retained charge overnight, otherwise the program reverts to OPTIMIZE step

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