The ALLEN BRADLEY 42EF-P8KBC-A2 is a Rightsight photoelectric sensor featuring an 18mm cylindrical design with front through-hole mounting. This polarized retroreflective laser sensor offers a detection range of 15,000mm and includes both NPN & PNP outputs with SCP (Short Circuit Protection). It operates in DC dark mode and comes with a 2m (6.5ft) cable. Note: Original factory warranty doesn't apply, but includes Beyondtech's warranty.