OptiMate DC-DUO, TM500, 6-step 12V/12.8V 2A sealed DC to DC battery saving charger & maintainer


OptiMate DC-DUO 12V 2A, the ideal off-grid charger and maintainer for your 12V lead-acid or 12.8V LifePO4 / LFP Lithium battery, that draws power from another 12V battery – No AC power required!
• Ideal for 12V lead-acid & 12.8V / 13.2V lithium LFP (LiFePO4) batteries.
• BMS re-activates battery from sleep or deep discharge protection mode.
• Fully automatic multi-step program brings the battery safely to full charge – Connect to the battery and OptiMate DC• DUO does the rest, no supervision required!

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SKU: 26-TM500 Category: Brand:


CHARGE YOUR 12V (Lead Acid) or 12.8V- 13.2V (LFP-Lithium) BATTERY FROM ANOTHER 12V BATTERY! NO AC POWER REQUIRED. Ideal for both lead-acid and LFP (LiFePO4) batteries.
USE: Indoor (lowest temperature: -40°F ).
INPUT: 12-16 V, 2.7A max. With source battery protection > low battery warning light and automatic shut-down.
STYLE: Weatherproof case with wall mounts, with 1ft AC supply lead and 6ft / charge lead ending in SAE connector.
SAVE: Low Volt Start of 2V.
SAFE: Input electrically isolated from output. 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.
INCLUDED: Fused battery clip set, standard battery clip set & weatherproof battery lead.