DIN Rail Mount Safety Relay Module, 48V AC/DC, SR6B4048, 4PST-NO DPST-NC. Operating voltage: DC 48V(36 to 53V), or AC 48V(40 to 50V). Operating current: 27mA(at 48VDC). Poles / Contact configuration: 6 poles / 4PST-NO, DPST-NC. Rated voltage / current: 240VAC / 8A. Relay number: SR6B4048 (V23050-A1048-A542). Relay coil protection by means of a freewheeling diode. LED indication to denote relay actuation. High quality fireproof materials DIN rail mount carrier, can support width 15mm/32mm/35mm rail. 100% new, never used.