Comfort Pro Non-Programmable Commercial Thermostat

BMS & Control Carrier
Comfort Pro Non-Programmable Commercial Thermostat
Carrier Commercial HVAC Thermostats

Comfort Pro Non-Programmable Commercial Thermostat

Simplified, reliable climate control for commercial spaces.

  • Non-mercury electronic controls
  • Auto-changeover for seamless temperature adjustments
  • Customizable via keypad lockout with passcode protection

Comfort Pro Non-Programmable Commercial Thermostat

The Comfort™ Pro Non-Programmable Commercial Thermostat 33CSCNACHP-01 delivers precise, reliable temperature control for heat pumps, air conditioners and water source heat pumps, with separate heating and cooling set points and seamless integration. It automatically stores installer settings, retains configurations during power interruptions and operates on either 24 VAC or batteries. Advanced remote sensing ensures accurate temperature readings, while a user-friendly interface and auto-changeover optimize energy use and comfort. Designed and assembled in the U.S.A., this thermostat offers the dependable performance and peace of mind commercial spaces require.

Comfort Pro Non-Programmable Commercial Thermostat

Advanced Remote Sensing Capability

Supports remote indoor, outdoor, and supply‑air sensors, enabling enhanced control strategies and improved comfort accuracy.

Secure Operation

Includes passcode‑protected keypad lockout to prevent unauthorized changes and protect HVAC equipment settings.

Flexible Power Options

Operates on 24 VAC power or AA batteries, ensuring continued operation during power interruptions.

Accurate Temperature Control

Uses proportional‑integral control logic to determine the required heating or cooling stages, delivering stable and precise temperature regulation.

Physical Characteristics

Dimensions: 5.2 in × 5.2 in × 1.2 in
Weight: Approximately 0.5 lb
Appearance: White plastic housing with gray trim and smooth cover

Power & Electrical

Power Requirements:
24 VAC, 50/60 Hz, or
AA batteries for backup operation
Electrical Characteristics:
Inputs: 24 VAC, 50/60 Hz, 3 VA
Outputs:
Minimum load: 1,000 ohms
Maximum load: 2.0 A, 50% power factor (inductive)
Nominal load capacity: 1.5 A

Temperature Control Logic

Uses proportional‑integral calculation to determine:
Required heating or cooling stages
Fan speed (for fan coil unit applications)

Environmental Ratings

Operating Temperature: 32°F to 104°F (0°C to 40°C)
Storage Temperature: ‑40°F to 135°F (‑40°C to 57°C)
Humidity: 0–95% RH, non‑condensing

Document Name Description Document Type Language Action
Product Data 33CSCNACHP-01 and 33CSCNACHP-FC Comfort™ Pro Non-Programmable Commercial Thermostat PDF English Download
What type of thermostat is the Comfort Pro?

It is a non‑programmable commercial thermostat designed for reliable, stand‑alone HVAC control.

Does this thermostat support remote sensors?

Yes. It supports remote indoor, outdoor, and supply‑air sensors for enhanced system control.

Can the thermostat operate during power outages?

Yes. It can operate using AA batteries if 24 VAC power is unavailable.

Does it include security features?

Yes. A keypad lockout with passcode protection prevents unauthorized adjustments.

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