The SECO-LARM® Electric Door Strike can be used to convert cylindrical lock sets into an electronic access controlled locking system. Combine with an optional SECO-LARM® digital keypad for keyless high security. UL 294 & UL 1034 Listed Field-selectable for fail safe or fail-secure operation Can be used with virtually any cylindrical door locking system Can use with an optional digital keypad Suitable for office-type applications Reversible non-handed design fits either right hand or left-handed doors Shallow design for use with most metal doors Powered by a solenoid, not a buzzer coil Static strength – 1,000 lbs. (454kg) Stainless steel keeper for strength and long life Non-polarized connection Tested to 250,000 cycles (UL Tested) Operating Voltage 12VDC Operation Fail-secure or Fail-safe Current Draw 280mA Static Strength 1,000 lbs. (454kg) Dynamic strength 50-ft-lbs. (6.91 m-kgs) Operating Temperature 14°F~113°F (-10°~45° C) Dimensions 4-7/8"x1-1/4"x1-1/4" (124x32x32 mm) Product information provided by seco-larm.com SD-995C Data Sheet SD-995C Manual