Testo Duct Humidity / Temperature Probe$600.00 Testo 445, Testo 645 Duct humidity / temperature probe attachable to telescopic handle 0430 9715 probe Ø 12 mm x 180mm 0 to 100 %RH -4 to 158°F/ -20 to +70°C 9.8ft / 3 m cable Call us for a quote Product Model: 0636 9715 Testo Duct Humidity / Temperature Probe quantity Add to cart SKU: 0636 9715 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Related products 16′ probe connection cable0 out of 5 $105.00 Add to cart Handle for plug in thermocouples0 out of 5 $132.00 Add to cart Connector cable high pressure probes0 out of 5 $182.00 Add to cart