Honeywell T921A1191 Tradeline Proportional Thermostat Best Seller

The Honeywell T921A1191 is a proportional thermostat designed for low voltage, three-wire control of valve motors, damper motors, and balancing relays in both heating and cooling systems. This thermostat operates within a temperature range of fifty-six degrees Fahrenheit to eighty-four degrees Fahrenheit.

• Bellows element adjusts potentiometer slider to control motor operation.
• Removable setting knob prevents unauthorized tampering.
• Trade line model features slotted sides and add-on faceplate for horizontal mounting.

Product Highlights

This thermostat is suitable for HVAC professionals looking for reliable control over their systems. It offers flexibility in installation and security against unauthorized adjustments.

Product Information

Standard Information

• Brand: Honeywell
• MPN: T921A1191

Technical Specifications

• Control Type: Proportional
• Temperature Range: 56°F to 84°F
• Wiring: 3-wire
• Product Dimensions: 3919 cm³
• Package Weight: 0.93 lbs
• Item Weight: 0 lbs