PM-T53 SUNX sensor

PM-T53 SUNX sensor
Overview and Status

• Type: U-shaped (slot type) micro photoelectric sensor. 
• Sensing Method: Through-beam (the transmitter and receiver face each other inside a single U-shaped housing).
• Lifecycle Status: Officially classified as a discontinued product by the manufacturer, though replacement units or old stock remain available through various secondary industrial suppliers and auction sites like 

Key Features of the PM-53 / PM-T53 Series

• Design: Compact, slot-style micro design built for precise edge or object detection in automated machinery.
• Application: Commonly used in industrial automation, positioning, counting, and limit-switching tasks.
• Alternatives: Because the PM-53 series is discontinued, Panasonic recommends newer active micro photoelectric sensor lineups such as the PM-25 or PM-65 series for current applications. 

If you're looking to replace this part, tell me:

• Are you trying to find a direct replacement seller?
• Do you need help finding a pin-compatible modern alternative (like the Panasonic PM-25 series)?