Honeywell L641A Cylinder Thermostat

Honeywell L641A Cylinder Thermostat

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honeywell


L641A1039


cylinder stat



Honeywell L641A1039 Cylinder Thermostat.



The L641 is a surface contact thermostat designed to sense
the water temperature in storage cylinders,
and to provide temperature control, temperature limiting, and
temperature feedback functions.

L641A mounts directly onto domestic hot water cylinders and
can be wired to directly switch 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







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