Testo 350 CO Low Replacement Sensor (0-500 ppm 0.1 ppm resolution H2 compensated)$835.00 Testo 350 CO Low Replacement Sensor (0-500 ppm, 0.1 ppm resolution, H2 compensated) Call us for a quote Product Model: 0393 0102 Testo 350 CO Low Replacement Sensor (0-500 ppm 0.1 ppm resolution H2 compensated) quantity Add to cart SKU: 0393 0102 Category: TESTO 340 & 350 Replacement Sensors Tag: Other Products Related products Tube adapter maintenance Kit for UltraRAE3000 – does not include the Tube adapter0 out of 5 $98.00 Add to cart Hard Kit MiniRAE Lite Accessories Universal w’gas and flow regulator0 out of 5 $1,033.00 Add to cart Wireless humidity option0 out of 5 $352.00 Add to cart