SUNX CX-28 Sensor System

The SUNX CX-28 is a compact photoelectric sensor in the CX-20 family from Panasonic Industry’s SUNX line, designed for small-footprint detection in automation tasks. This model is listed as Product Number CX-28 with Part Number CX-28, and its family includes variants such as CX-28-PN-Y and CX-28-J, reflecting its place in the CX-20 series. The CX-28 is a discontinued product; the last time to buy is documented as September 30, 2005, and Panasonic catalogs note substitute models such as CX-400 Ver.2 for newer deployments. In terms of sensing capability, the CX-28 and the CX-28-PN-Y variant offer a sensing range of 50 to 500 mm, making it suitable for detecting mid-size features within compact equipment. Documentation for the CX-28 appears on Panasonic Industry SUNX product pages and in historical CX-20 series catalogs. Since 2024, Panasonic Industry has continued to operate the SUNX brand within Panasonic, reflecting the ongoing evolution of the SUNX photoelectric sensor lineup. The CX-28’s compact form factor and its position in the CX-20 series illustrate SUNX’s legacy of miniature sensors used for presence/detection tasks in automation systems.