Compressed Air Flow Transmitter (1 1/2″ line)$1,175.00 For Testo 6440 Call us for a quote Product Model: 0555 6443 Compressed Air Flow Transmitter (1 1/2" line) quantity Add to cart SKU: 0555 6443 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Description Description For Testo 6440 Related products Handle for plug in thermocouples0 out of 5 $132.00 Add to cart NO2 replacement sensor (0-520 ppm 0.1 ppm resolution)0 out of 5 $835.00 Add to cart NO2 replacement sensor (0-520 ppm)0 out of 5 $1,044.00 Add to cart