Manufacturer Sargent ASSA ABLOY Model 8270-12V Lock Functions 8270 – Electrically Locked Outside trim continually locked electrically. Latchbolt retracted by key outside or by knob or lever inside. Switch or power failure allows outside knob or lever to retract latchbolt. Auxiliary latch deadlocks latchbolt when door is closed. Inside knob or lever always free for immediate exit. 24VAC or DC in stock, 330mA. (Fail Safe) Handing Non-Handed Operating Voltage 12VDC Mode of Operation Fail Unlocked Current Consumption .5A at 12VDC Operating Temperature Max. 151F (66C), Min 31F (-35C) Min 31F (-35C) ANSI/BHMA ANSI/BHMA A 156.13 Grade 1 Warranty 1 Year Warranty Weight 4.0000