Barksdale temperature switch Model: MT1H-H601S-A Adjustable range: +149°C...+227°C Housing material: aluminium Sensor material: stainless steel Sensor: capillair 1,8 meter, bulb Ø 9,5 mm x 113 mm. Electrical connection: 1/2" NPT Contact: 1x SPDT Part nr.: 0601-281