http://shearperfectionstuart.com/2017/05/happy-mothers-day/?wc-ajax=get_refreshed_fragments Specifications of the Temperature Switch
Size: 100m dia x 70mm depth
Enclosure: Flame proof ot weather proof
Temp range: -200to +600*C or 0to 1200*C
Power supply: 230VAC/24VDC
Sensor Std Length: 200mm
Process connection :1/2″BSP or any other size as specified.
Also available with capillary stem.
Uses: ships transformers, diesel engines. Generators, special equipments ovens & furnaces.