Maintenance on-off switch, 20 A, max. switching capacity: 400 VAC AC23 x 400 VAC AC3 5,5 kW. IP66, 4 poles - 2 stages, Red on Yellow, padlock.
Differential pressure switch, 20-200 Pa. Switching contacts up to max 1.0 A (0,4) / 250 VAC, screw terminals enclosed
Multifunctional room sensor and switch: Temperature and relative Humidity. Supply voltage: 18-34 VDC, analog outputs: 2 x 0-10 VDC / 0-20 mA, relay
Fan speed controller (electronic) with light switch and valve output
Control switch with 3 positions and off position for manual ventilation control.