See all products of Accessories and spare parts for modulating temperature regulating unit Outside temperature probe. Pressure safety switch. Dew point detector. Centralised probe for regulator 161 series. Remote regulator. Pt1000 contact probe for pipes, Ø 6 mm. Pt1000 probe pocket, size 1/2” M. Pt1000 probe, Ø6 mm. Digital regulator with synoptic diagram for heating and cooling. Spare parts for mixing valve unit and actuator. Actuator for mixing valve for 1715.5 series. Spare pump UPM3S Auto 25-60. Pocket.