Honeywell T775 Electronic Remote Thermostats for Boiler Temperature Control

With integral high and low limit controls, multiple SPDT outputs, graphical display, easy interface, and sensor calibration in a single unit, the Honeywell T775 electronic remote temperature controller puts an end to add-on costs.

It includes an integral time clock scheduler with setback and disable output options, an NEMA 4 enclosure, configurable integral and derivative times, and reset programming.

Key Specifications

  • On/off or analog controller for applications where electronic accuracy and remote sensing of temperature is required
  • Two sensor inputs, four SPDT relay outputs
  • 1000-foot maximum distance to sensor
  • Graphical interface, large display, and intuitive programming save time on installation
  • Protects equipment from overheating with modulating high or low limit control
  • Setpoint temperature range -40° to 248°F, differential temperature 1° to 150°F

Model Selection Guide

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Models Available to Buy Online at
If the model you need isn't listed here, call Lesman Inside Sales at 800-953-7626.
Electronic temperature control with two temperature inputs, four SPDT relay outputs, floating output option. 
Replaces models T775A1027, T775A1035, T775B1018, T775B1026, and T775B1042.
Includes one sensor P/N 50002159-001


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