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Honeywell T631C1103/U Line Volt Mechanical Thermostat - Indoor Single-Stage Controls
HoneywellIndoor Single-Stage Controls

Honeywell T631C1103/U Line Volt Mechanical Thermostat

The Honeywell Line Volt Mechanical Tstat is an indoor single-stage control for heat or cool applications. Housed in a steel enclosure, it features a hydraulic air coil with a temperature range of -30° to 100°F and a…

SKU 3G-OTH-155542

Also listed as: T631C1103U · T631C1103 U · T631C1103-U

Brand
Honeywell
Item
T631C1103/U Line Volt Mechanical Thermostat
Category
Indoor Single-Stage Controls
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Honeywell
Manufacturer Part Number
T631C1103/U
Type
Steel, -30° to 100°F, 5°F, Hydraulic Air Coil

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Honeywell Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Honeywell Line Volt Mechanical Tstat is an indoor single-stage control for heat or cool applications. Housed in a steel enclosure, it features a hydraulic air coil with a temperature range of -30° to 100°F and a 5°F differential. The SPDT switch operates open/close on rise, and the device accepts 24 to 277V AC.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Honeywell T631C1103/U line volt mechanical thermostat used for?

The Honeywell T631C1103/U is an indoor single-stage thermostat for heat or cool applications. It controls HVAC equipment in industrial environments, using a hydraulic air coil to sense temperature from -30° to 100°F with a 5°F differential.

What are the specifications of the Honeywell T631C1103/U thermostat?

The Honeywell T631C1103/U is a steel-enclosed line volt mechanical thermostat with SPDT switch (open/close on rise). It operates on 24 to 277V AC, covers -30° to 100°F, and has a 5°F differential. The hydraulic air coil provides reliable temperature sensing for heat or cool control.

Where to buy the Honeywell T631C1103/U thermostat worldwide?

3G Electric supplies the Honeywell T631C1103/U line volt mechanical thermostat worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this genuine Honeywell part to your facility, regardless of location.

How to install the Honeywell T631C1103/U line volt mechanical thermostat?

Install the Honeywell T631C1103/U by mounting the steel enclosure securely and wiring the SPDT switch per the 24 to 277V AC supply. Ensure the hydraulic air coil is positioned for accurate ambient sensing. Follow standard HVAC wiring practices and local codes for safe operation.

Used in

Common applications for Honeywell
Commercial kitchen and inflight-catering steam boilers — RM7890 / RM7895 flame relays with UV detection
Food-processing ramp-and-dwell ovens — DBC2000E / DBC2100E controllers
Hotel and hospital boiler plants — VR8205 combination gas controls
Petrochemical tank-farm heating — V4xxx gas-valve bodies with ML7420 actuators
Retrofit swap-outs from legacy Fireye / Satronic — Honeywell replacement kits

Honeywell Products

3G Electric supplies Honeywell indoor single-stage controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Line-voltage mechanical thermostat for heat-or-cool control in commercial or industrial HVAC systems. Housed in a steel enclosure with a hydraulic air coil sensor. Features (2) SPDT open/close on rise switches. Operates on 24 to 277V AC with a 30° to 110°F range and 3.5°F differential
JOHNSON CONTROLS
Line-voltage mechanical thermostat for heat-or-cool control in commercial or industrial HVAC systems. Housed in a steel enclosure with a hydraulic air coil sensor. Features (2) SPDT open/close on rise switches. Operates on 24 to 277V AC with a 30° to 110°F range and 3.5°F differential
Steel-enclosed line-voltage mechanical thermostat with hydraulic air coil sensor. SPDT switch rated for 120 to 277V AC. Adjustable setpoint range -30° to 100°F with 3° to 12°F differential. Used for indoor single-stage heat or cool control in commercial or industrial spaces such as warehouses, plant floors, or equipment rooms
JOHNSON CONTROLS
Steel-enclosed line-voltage mechanical thermostat with hydraulic air coil sensor. SPDT switch rated for 120 to 277V AC. Adjustable setpoint range -30° to 100°F with 3° to 12°F differential. Used for indoor single-stage heat or cool control in commercial or industrial spaces such as warehouses, plant floors, or equipment rooms
Steel enclosure with hydraulic air coil sensing element. SPDT switching, open/close on rise. Temperature range -30° to 40°C, differential 1.8° to 7.2°C. For indoor single-stage heating or cooling control in HVAC systems
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Steel enclosure with hydraulic air coil sensing element. SPDT switching, open/close on rise. Temperature range -30° to 40°C, differential 1.8° to 7.2°C. For indoor single-stage heating or cooling control in HVAC systems
Steel-enclosed line-voltage mechanical thermostat for indoor single-stage heat or cool control. Features a hydraulic air coil sensor, SPDT switch with open/close on rise, 30° to 110°F range, 3.5°F differential, and 24 to 277V AC supply. Suitable for unit heaters, fan coils, and duct heaters
JOHNSON CONTROLS
Steel-enclosed line-voltage mechanical thermostat for indoor single-stage heat or cool control. Features a hydraulic air coil sensor, SPDT switch with open/close on rise, 30° to 110°F range, 3.5°F differential, and 24 to 277V AC supply. Suitable for unit heaters, fan coils, and duct heaters
This Honeywell single-stage electronic temperature control is designed for temperature sensing and control in HVAC, refrigeration, and industrial process systems. It operates on 120V AC input voltage and features a digital display with a temperature range of -40°F to 248°F. The control supports both heat and cool modes with one SPDT output, but does not provide variable output voltage
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This Honeywell single-stage electronic temperature control is designed for temperature sensing and control in HVAC, refrigeration, and industrial process systems. It operates on 120V AC input voltage and features a digital display with a temperature range of -40°F to 248°F. The control supports both heat and cool modes with one SPDT output, but does not provide variable output voltage
Single-stage electronic temperature control with digital display, SPDT switching for heat and cool, and a temperature range of -40°F to 248°F. Operates on 240V AC input voltage. Suitable for temperature sensing and control in HVAC systems, industrial ovens, and process equipment
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Single-stage electronic temperature control with digital display, SPDT switching for heat and cool, and a temperature range of -40°F to 248°F. Operates on 240V AC input voltage. Suitable for temperature sensing and control in HVAC systems, industrial ovens, and process equipment

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Indoor single-stage line-voltage mechanical thermostat with a temperature control range of 0° to 100°F and adjustable differential from 3° to 10°F. Features a steel enclosure, SPDT switch action (open/close on rise), and operates on 120 to 240V AC. Includes a 20 ft capillary with a 4-3/16 in x 1/2 in bulb. Suitable for HVAC temperature control in commercial or industrial settings
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Indoor single-stage line-voltage mechanical thermostat with a temperature control range of 0° to 100°F and adjustable differential from 3° to 10°F. Features a steel enclosure, SPDT switch action (open/close on rise), and operates on 120 to 240V AC. Includes a 20 ft capillary with a 4-3/16 in x 1/2 in bulb. Suitable for HVAC temperature control in commercial or industrial settings
Indoor single-stage line-voltage thermostat with steel enclosure, SPDT switch action (open/close on rise), and 20 ft capillary with 4-3/16 in x 1/2 in bulb. Temperature control range 0° to 100°F, adjustable differential 3° to 10°F, defrost termination 0° to 100°F. Operates on 120 to 277V AC. Suitable for commercial or industrial HVAC applications requiring on/off control of heating or cooling equipment
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Indoor single-stage line-voltage thermostat with steel enclosure, SPDT switch action (open/close on rise), and 20 ft capillary with 4-3/16 in x 1/2 in bulb. Temperature control range 0° to 100°F, adjustable differential 3° to 10°F, defrost termination 0° to 100°F. Operates on 120 to 277V AC. Suitable for commercial or industrial HVAC applications requiring on/off control of heating or cooling equipment