SDC Quiet Duo Dual Latch Retraction/Dogging Kit for 36'-48' Von Duprin 22 Series Exit Devices | SDC-LR100VDK22 battery backup enclosure This detector features DETECT-ON-STOP or

This detector features DETECT-ON-STOP or (DOS) technology

This is a replacement Belt (4L290)

The 602020 cover is built from heavy-duty

LiftMaster 19-3025 is a Chain

New Part Number: SG01C (Old Part Number: 2061

SDC Quiet Duo Dual Latch Retraction/Dogging Kit for 36'-48' Von Duprin 22 Series Exit Devices | SDC-LR100VDK22 battery backup enclosure This detector features DETECT-ON-STOP orSDC Quiet Duo Dual Latch Retraction Dogging Kit for 36Ft. 48Ft. Von Duprin 22 Series Exit Devices SDC LR100VDK22 The SDC (Security Door Controls) Quiet Duo Dual Latch Retraction Dogging Kit with the product details you provided (for 36ft. 48ft. Von Duprin 22 Series Exit Devices) LR100VDK22 is a specialized kit designed for Von Duprin 22 Series exit devices. It is used to enhance the functionality and control of exit devices on commercial doors,