BOLD MAGENTA part numbers are new for 2026 SERVICE & MAINTENANCE TOOLS PARTSCANADA.COM TIRE & SERVICE | 2026 SERVICE & MAINTENANCE TOOLS 335 DESCRIPTION PART # OptiMate™ 1 Duo 3807-0431 OPTIMATE™ 1 DUO BATTERYMAINTAINER •Maintains any type of 12V lead-acid or 12.8V lithium battery from 2Ah to 20Ah •Four-step program •Low-volt start of 4V •Delivers a constant 600mA current •Tests and delivers only what the battery needs without ever overcharging or undercharging •Premium charge accessory cables are included with every charger DESCRIPTION PART # OptiMate™ 1 Voltmatic bronze series 3807-0570 OPTIMATE™ 1 VOLTMATIC BRONZE SERIES 4-STEP 6V/12V 600MA BATTERY CHARGER/MAINTAINER •The best fully automatic battery maintainer •Maintains any type of 6V/12V lead-acid battery without overcharging or undercharging •Ideal for vehicles that are in storage or seldom/seasonally used •Delivers 600mA constant current at 12V •For indoor use; lowest temperature -20° C/-4° F •Automatic shutdown if battery disconnects or short circuits
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