Siemens QPA2002 SKU: QPA2002 $407.69 $1,072.87 (0)No Reviews yet Quantity -+ Add to Shopping Cart Limited Factory Stock Details Room CO2/VOC Sensor, 0-2000 ppm, 0-5V/0-10V/4-20mA Output, 5-Year Warranty ( Minimum Siemens order quantity of $250.) Data Sheet Installation Instructions DetailsData SheetInstallation Instructions Back Room CO2/VOC Sensor, 0-2000 ppm, 0-5V/0-10V/4-20mA Output, 5-Year Warranty ( Minimum Siemens order quantity of $250.) Back Back Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review