Schneider Electric XB5DSM6 Harmony XB5, Hour counter, plastic, Ø22, mechanical 5 digit display, 230..240 V AC, 60 Hz. This hour counter is intended for industrial control panels, machine interfaces, process equipment and maintenance replacement requirements. Official Schneider characteristics include Range of product: Harmony XB5; Bezel material: Dark grey plastic; Product or component type: Hour counter; Mounting diameter: 22 mm; Reset: Without; [Us] rated supply voltage: 230...240 V +/- 10 %; Display digits: 5; Current consumption: 8 mA.