Guardian Introduces New Battery Backup GDO

Richardson, TX, June 23, 2020—Guardian Access & Door Hardware has introduced a new battery backup garage door opener.  The Model 728B, a ¾ HP equivalent 12V DC garage door opener, features a removable non-spillable battery power supply; motion activated and LED security lighting.  In the event of a power outage, the battery can supply power for about 20 cycles after 12-hr standby and provide about 300 use cycles.

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