Siemens S55720-S457 SKU: S55720-S457 $293.29 $771.82 (0)No Reviews yet Quantity -+ Add to Shopping Cart Limited Factory Stock Details Room Fine Dust Sensor, 0-10 VDC, 24 VAC/DC, Modbus, 3-Color LED Indication, 5-Year Warranty ( Minimum Siemens order quantity of $250.) Data Sheet DetailsData Sheet Back Room Fine Dust Sensor, 0-10 VDC, 24 VAC/DC, Modbus, 3-Color LED Indication, 5-Year Warranty ( Minimum Siemens order quantity of $250.) Back Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review