Description
Honeywell T6373 Thermostat – Detailed Description
The Honeywell T6373 is a high-performance, wall-mounted mechanical thermostat specifically designed for controlling 2-pipe fan coil units in HVAC systems. Known for its precision, durability, and ease of use, the T6373 is ideal for both residential and commercial buildings where independent room temperature control is needed.
This thermostat features a dual diaphragm sensing element for accurate temperature detection and smooth control, helping maintain consistent indoor comfort. The T6373 includes a manual fan speed switch (low/medium/high) and an optional heat/cool changeover switch, making it highly versatile for various system configurations. Its modern, clean design blends well with most interior decors and its simple dial interface makes operation intuitive.
The unit does not require batteries and operates directly on 230V AC, making it a reliable, low-maintenance solution for building owners and HVAC professionals. It is commonly used in hotels, apartments, offices, and hospitals where individual zone control is essential.
Applications
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Apartments and condominiums
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Commercial offices
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Hotels and resorts
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Healthcare and hospital rooms
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Educational facilities
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Small commercial spaces with 2-pipe fan coil systems
Key Features
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Dual diaphragm sensor for precise temperature control
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Manual 3-speed fan control (Low/Medium/High)
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Heat/Cool switch available on select models
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Sleek, modern design with easy-to-use dial interface
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Wall-mounted for easy access and operation
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Direct 230V AC operation – no batteries required
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Silent and reliable mechanical switching
Technical Specifications
| Specification | Detail |
|---|---|
| Model | Honeywell T6373 |
| Application | 2-pipe fan coil units |
| Control Type | ON/OFF (mechanical) |
| Temperature Range | 10°C to 30°C |
| Sensing Element | Dual diaphragm |
| Fan Speed Control | Manual switch (3-speed: Low/Med/High) |
| Heat/Cool Changeover | Manual or automatic (model dependent) |
| Operating Voltage | 230V AC, 50/60 Hz |
| Electrical Load Capacity | 4(2) A |
| Mounting Type | Wall-mounted |
| Dimensions (H x W x D) | 130 mm x 85 mm x 40 mm |
| Protection Class | IP30 |
| Compliance Standards | IEC 730, B.S. EN 55014 |
| Color | White |
| Housing Material | Flame-retardant plastic |
Frequently Asked Questions
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Can the Honeywell T6373 thermostat be used with both heating and cooling fan coil systems?
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What is the difference between the manual and automatic changeover models of the T6373?
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