Probe shaft 28′ 5/16″ diameter sintered filter t max= 932°F TI$311.00 For Testo 350 & Testo 340 – Probe shaft 28′ 5/16″ diameter sintered filter t max= 932°F TI Call us for a quote Product Model: 0554 9767 Probe shaft 28' 5/16" diameter sintered filter t max= 932°F TI quantity Add to cart SKU: 0554 9767 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Related products NO2 replacement sensor (0-520 ppm)0 out of 5 $1,044.00 Add to cart NO replacement sensor (0-3000 ppm 0.1 ppm resolution H2 compensated)0 out of 5 $868.00 Add to cart CO replacement sensor (0-10000 ppm H2 compensated)0 out of 5 $1,122.00 Add to cart