Electric Strike For Use With Cylindrical/Mortise Locksets Performance Heavy-Duty Failure Mode Fail Secure Input Voltage 12/24 V AC/DC Door Frame Type Metal/Wood Faceplate Width 1 1/4 in Faceplate Height 4 7/8 in Faceplate Depth 1 11/16 in Pull Force 3 070 lb Grade 1 Fire Rated 3 hr Finish Dull Stainless Steel Material Stainless Steel Bolt Throw Up to 1 in Strikes Exceeds 1 000 000 Cycles