Carrier Commercial HVAC Thermostats

Comfort Pro Commercial Non-Programmable Fan Coil Thermostat

Precision and simplicity engineered for superior climate control.

Keypad lockout with passcode protection
Customizable heating cooling set points
Auto-changeover capability for energy efficiency

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Features

eamless Heating & Cooling Transitions
Automatically manages transitions between heating and cooling modes to maintain uninterrupted comfort in fan coil applications.
Fan Coil–Specific Control
Designed for 2‑pipe and 4‑pipe fan coil systems, supporting 3‑speed fan control (2‑speed for specific configurations such as emergency heat, cool‑only, heat‑only, or automatic changeover).
Secure Operation
Includes passcode‑protected keypad lockout to prevent unauthorized changes to system settings.
Reliable Power & Data Retention
Operates on 24 VAC or AA batteries, retaining all user and installer settings indefinitely during power interruptions.

Specifications

Control & Operation

Supports 2‑pipe and 4‑pipe fan coil units
Provides 3‑speed fan control (2‑speed in selected configurations)
Supports cool‑only, heat‑only, emergency heat, and automatic changeover modes
Uses proportional‑integral control for accurate heating, cooling, and fan speed regulation
Supports random start to reduce peak electrical demand

Remote Sensing & Overrides

Supports remote temperature sensing and averaging
Includes occupancy override capability
Allows display of a setpoint reference value instead of actual room temperature (hospitality mode)

Display & User Interface

Expanded backlit display indicates:
Mode of operation
Equipment status
Outdoor air temperature (when sensor is present)
Supports English or metric unit selection

Power & Electrical

Power requirement: 24 VAC, 50/60 Hz at 3 VA (RC/RH compatible)
Optional AA alkaline battery power (batteries not included)

Technical Documents

Document Name	Description	Document Type	Language	Action
Accessory and Kit Data	33CSWCOFC-01 Fan Coil Changeover Sensor Kit Accessory for Comfort Pro Fan Coil Thermostat	PDF	English	Download
Product Data	33CSCNACHP-01 and 33CSCNACHP-FC Comfort™ Pro Non-Programmable Fan Coil Thermostat	PDF	English	Download

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ahi@ahi-carrier.com

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+971 650 45700

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Sharjah Research Technology and Innovation Park First Floor, Wing B – Sharjah United Arab Emirates

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Comfort Pro Commercial Non-Programmable Fan Coil Thermostat

Comfort Pro Commercial Non-Programmable Fan Coil Thermostat

Features

eamless Heating & Cooling Transitions

Fan Coil–Specific Control

Secure Operation

Reliable Power & Data Retention

Specifications

Control & Operation

Remote Sensing & Overrides

Display & User Interface

Power & Electrical

Technical Documents

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