Catalog > Consumer Electronics > Power Supplies > Battery Chargers Optimate Optimate Battery Charger Charger Lead Acid Battery Weather Proof OPTIMATE 4 CHARGER LEAD-ACID 12V 0.8A IDEAL FOR CHARGING 2-50AH {TM-340} Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Optimate 4 Dual Program is the latest version, The unique multistage battery optimiser specially designed for modern 12V starter batteries from 2.5 to 50 Amp-hours. With Optimate 4 Dual Program you can now either charge the battery direct, or select the program to charge via the 12V port on CAN-bus equipped BMW motorcycles (using either the optional O2 or O9 accessory plug lead). Specifications Recommended for : AGM/MF, STD, GEL and spiral cell batteries from 2Ah to 50Ah Long term maintenance : up to 75Ah Programme control : Microprocessor, 6 stages, fully automatic Input current max : 0.15A @ 230V Typical annual energy cost : less than £1.00 per year (continuous maintenance) Reverse drain current : less than 0.5mA Output current (bulk charge): 0.8A Automatic desulphation : 2 stages (recovery and Turbo-recovery) Charge time limit : 48 hours (maintenance time: unlimited) Maintain / test cycles : 30 min/30 min (alternating hourly) Charge retention test : 5 possible results from ‘good’ to ‘bad’ Size : 200 x 75 x 61mm Weight : 800g Enclosure classification : IP54 Mounting : easy direct wall mounting Input cable length : 2m Output cable length : 2m Included Accessories : O1 (SAE-71) weatherproof eyelet lead; O4 (SAE-74) clamps lead for bench charging Operation temperature range : -40°C / +40°C Downloads Datasheet - Optimate 4 PDF File 2.47 MB User Manual - Optimate 4 PDF File 2.50 MB