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Proportional Thermostats

T641

T641

Floating Control Room Thermostats are low voltage, 4-wire floating controller for damper actuators in single zone or variable air volume (VAV) applications.

T921

T921

Proportional Thermostats provide low voltage, 3-wire control for valve motors, damper motors, and balancing relays in heating or cooling system applications.

ZonePRO

ZonePRO

Honeywell ZonePRO™ floating and analog thermostats are designed for control of valve or damper actuators, offering a cost-effective substitute to expensive networked zoning systems. ZonePRO thermostats have a sleek, modern design — ideal for those customers looking to upgrade the appearance and functionality of their older zoning systems.