Honeywell 996AA30AT-B2 0040 Proximity Switch is a proximity sensor from Honeywell that detects the presence of nearby objects without physical contact. The part number 996AA30AT-B2 and the 0040 variant designate a specific model in Honeywell's proximity switch lineup. This device is used in automation and control applications where non-contact sensing is required to monitor position or the presence of components within equipment housings.
