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The Honeywell T775U2006 Electronic Universal Controller, 2SPDT, 2 Analog outputs, 2 sensor inputs Temperature Controller is a Honeywell temperature controller for HVAC repair and replacement work. Use it when the part number T775U2006 and the listed specifications match the equipment being serviced.

The T775 electronic remote temperature controllers are the next generation of commercial and agricultural controls capable of remote sensing of temperature and providing switched and/or proportional outputs to various types of loads. Features Universal model (T775U) can control pressure, humidity, or any variable analog input Special boiler model (T775P) for boiler control. Special Staged Sequencing Model (T775L) for sequence staging of relays with one or two setpoints. Special Expansion Model (T775S) for staging up to 12 relays with two setpoints (each T775S provides 4 relays). Save time on installations with the easy-to-use

Key Specs

• Voltage: 120v, 240v, 24V
• Application: Pressure, Humidity, Electronic Remote Temperature
• Sensor Type: 1097 ohm @ 77 F PTC, None
• Contact Ratings 120v: 125 VA Pilot Duty, 58.8 ALR, 1/2 hp, 9.8 AFL
• Contact Ratings 240v: 1/2 hp, 4.9 AFL, 125 VA Pilot Duty, 29.4 ALR
• Features: Output Reset
• Product Type: Temperature Controller

Expert Verdict

Reviewed by the SuperArbor Pro Desk: choose this part when the existing component label and unit documentation match T775U2006 and the spec set above. It is best suited for targeted HVAC service repairs where exact fitment matters more than broad universal compatibility.

FAQs

What is the Honeywell T775U2006 used for?

It is a temperature controller for compatible Honeywell HVAC equipment. Match the part number T775U2006 and the equipment service literature before ordering or installing.

Which specs should I verify before purchase?

Verify the spec set shown for this part: Voltage: 120v, 240v, 24V; Application: Pressure, Humidity, Electronic Remote Temperature; Sensor Type: 1097 ohm @ 77 F PTC, None; Contact Ratings 120v: 125 VA Pilot Duty, 58.8 ALR, 1/2 hp, 9.8 AFL; Contact Ratings 240v: 1/2 hp, 4.9 AFL, 125 VA Pilot Duty, 29.4 ALR; Features: Output Reset. The replacement should match the existing component and the unit documentation.

Does the electrical rating need to match exactly?

Yes. Confirm voltage rating 120v, 240v, 24V against the failed component label. Do not substitute a different rating unless the equipment manufacturer allows it.

Is this an OEM-style replacement part?

Use it as a direct replacement only when Honeywell documentation lists T775U2006 or an approved equivalent for the unit being serviced.

Who should install this HVAC component?

A qualified HVAC technician should install and test the temperature controller. Disconnect power first, follow lockout procedures, and confirm safe operation after replacement.

Safety and Installation Notes

Disconnect power before service. HVAC electrical and combustion-related components should be installed and tested by a qualified technician. After installation, confirm wiring, mounting, airflow or fluid routing as applicable, and normal system operation.