The Von Duprin 040072 is a 33A HDSI Conversion Kit for 3-foot devices, designed to add a Hex Dogging Security Indicator to compatible 33A Series panic hardware. The HDSI system provides a status indication of whether the exit device is dogged or undogged, allowing users to see the device's operating status.

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Manufacturer: Von Duprin
Part Number: 040072
Product Name: HDSI Conversion Kit 3'
Product Type: HDSI Dogging Security Indicator Conversion Kit
Device Length: 36-inch
Primary Function: Adds a Hex Dogging Security Indicator to a compatible exit device
Application: Retrofit compatible 3-foot 33A Series mechanical panic devices
OEM Part: Yes