Sirai P203T01 20A Presssurestat
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Pressurestat for 110~120/220~240V equipment, Sirai P203T01. This is the part that regulates your boiler heating via a diaphragm that expands and contracts as the boiler steam pressure raises and lowers, activating the contacts and sending a signal to the heating element telling it to turn on or off.
ISO 228 G connection 1/4"M for pipe ø 4x6 mm
adjustable scale 0.5÷1.4 bar
fixed differential 0.18 (± 0.03) bar
fluid max. temperature :140°C
max contact load 20A