Devanco Canada - Get The Right Garage Door Opener‎ and Parts

PS324

Kit of 24 V batteries complete with battery charger for powering automations for automatic gates and doors in the event of a mains power failure
Ambient Operating Temperature: from - 20 to + 55°C (battery efficiency is reduced in proportion to a decrease in temperature at -10°C efficiency is 30%; the battery lifetime decreases on an increase in temperature; at 40°C lifetime may be reduced to 2 years)