Lambda switch for installation in flush-mounted box or on chassis, 1 NO contact for 10 A / 250 V AC, max. switching capacity at 230 V AC: AC1-2,300 VA, AC15-500 VA, incandescent and halogen lamps-1000 W, fluorescent lamps compensated-360 W, fluorescent lamps uncompensated-400 W, energy-saving lamps 200 W, LED (230 V AC) 200 W, LV halogen lamps or LED with electronic ballast 200 W, LV halogen lamps or LED with conventional ballast 400 W, switching sequence: off / on contact material AgNi, coil data: 230 V AC, 4 VA, 6500 Ohm relay protection class: IP 20