Cal Gas Kit with 2 cal gas bottles case* Call us for a quote SKU: 400554 90192 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Related products Replacement thermocouple for probe 0600 9542 (325)0 out of 5 $180.00 Add to cart Self service replacement CO measuring sensor – 325-1 & 325-3 only0 out of 5 $219.00 Add to cart TC with tube and plug NiCr-Ni0 out of 5 $366.00 Add to cart