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Honeywell L641A1039 Cylinder Thermostat - L641A1039
The L641A Cylinder Thermostat is designed for surface mounting on domestic hot water cylinders. It can be used to switch directly a wet central heating circulating pump or boiler, or to operate spring return and motor open/motor close zone valves.
▪ Ideal for general applications
▪ Suitable for use on uninsulated and foam lagged cylinders
▪ Surface mounted
▪ Double insulated
▪ Dial or screwdriver slot temperature adjustment
▪ Cylinder strap & hooks