BRAND: Optimate

12V 0.8A Lead Acid Battery Charger, Ideal for Charging 3 ~ 30Ah


Optimate 3 is the unique affordable 6-step battery optimiser. Easy to use with the original Optimate functions and intuitive LED display. Optimate has received wide acclaim as an outstanding compact automatic charger, maintainer and recoverer for 12V starter batteries of motorcycles, ride-on mowers and similar seasonal vehicles, as well as for sealed lead-acid gel and deep-cycle batteries used in back-up power support applications. The new Optimate 3 takes the proven Optimate interactive charging programme another step further in an affordable package. Optimate 3 is totally automatic and fully protected against user errors. There are no switches. Short-circuiting the charger output resets the programme, without sparks or blown fuses. Affordable, compact, intelligent and forgiving of errors, Optimate 3 is the perfect tool for regular or long-term maintenance of batteries not in daily use.



  • Recommended for : AGM / MF, STD, GEL and spiral cell batteries from 3Ah to 50Ah
  • Programme control : Microprocessor, 7 stages, fully automatic
  • Input Voltage : 100-240V 50-60 Hz
  • Input current max : 0.23A @ 100V; 0.15A @ 230V
  • Reverse drain current : less than 1mA
  • Output current (bulk charge): 0.8A
  • Automatic desulphation : yes
  • Charge time limit : Safe to leave connected for months
  • Maintain / test cycles : 30 min/30 min (alternating hourly)
  • Charge retention test : 2 possible results - ‘good’ & ‘bad’
  • Size : 167 x 65 x 46mm
  • Weight : 600g
  • 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 : -20°C / +40°C