Used as a freeze warning device. Completes circuit to household lamp on temperature fall, indicating inoperative heating equipment.
- Plugs directly into wall outlet.
- Lamp plugs into receptacle at bottom of Winter Watchman device.
- Useful when house is unoccupied to notify a neighbor of a temperature drop so heating source fault can be rectified before freeze-up occurs.
- Not precision calibrated for use as a thermostat.
Additional Honeywell Links
This Honeywell item can also be referenced by the following color/finish specific model #:
- Honeywell S483B1002
*Discontinued model or finish
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