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HONEYWELL HOME THX900W1/U Smart Thermostat - Standard Thermostats
HONEYWELL HOMEStandard Thermostats

HONEYWELL HOME THX900W1/U Smart Thermostat

The HONEYWELL HOME Smart Thermostat (MPN THX900W1/U) is a standard thermostat for heat and cool applications. It features 2H/2C Conventional stages, a touch screen control, and automatic and manual changeover. The…

SKU 3G-OTH-70580

Also listed as: THX900W1U · THX900W1 U · THX900W1-U

Brand
HONEYWELL HOME
Item
THX900W1/U Smart Thermostat
Category
Standard Thermostats
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HONEYWELL HOME
Manufacturer Part Number
THX900W1/U
Type
Auto and Manual, Fully Customizable (In-App Based)
Shape
Rectangle
Stages
2H/2C Conventional
Application
Heat and Cool
Control Type
Touch Screen
Changeover Type
Automatic and Manual
Mounting Direction
Horizontal
Terminal Designations
Y
Humidification Control
Yes
Programming Capability
Fully Customizable (In-App Based)
Temperature Control Range
40° to 99°F

Technical Documents

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

Product Description

The HONEYWELL HOME Smart Thermostat (MPN THX900W1/U) is a standard thermostat for heat and cool applications. It features 2H/2C Conventional stages, a touch screen control, and automatic and manual changeover. The thermostat offers a temperature control range of 40° to 99°F and is fully customizable via an in-app based programming capability.

Frequently Asked Questions

What is the HONEYWELL HOME Smart Thermostat THX900W1/U used for?

The HONEYWELL HOME Smart Thermostat THX900W1/U is used for residential heat and cool applications. It manages 2H/2C conventional systems with automatic or manual changeover, and is fully customizable via an in-app interface. This thermostat is suitable for homeowners seeking precise temperature control between 40° and 99°F.

What are the specifications of the HONEYWELL HOME Smart Thermostat THX900W1/U?

The HONEYWELL HOME Smart Thermostat THX900W1/U is a rectangular standard thermostat with a touch screen. It supports 2H/2C conventional stages, automatic and manual changeover, and a temperature control range of 40° to 99°F. It includes humidification control and uses terminal designation Y. Programming is fully customizable via an in-app interface.

Where to buy the HONEYWELL HOME Smart Thermostat THX900W1/U worldwide?

You can source the HONEYWELL HOME Smart Thermostat THX900W1/U through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for availability and lead time; we supply this thermostat to procurement teams and engineers globally.

How to install the HONEYWELL HOME Smart Thermostat THX900W1/U?

Install the HONEYWELL HOME Smart Thermostat THX900W1/U by first turning off power to your HVAC system. Mount the thermostat horizontally on a wall, connect the Y terminal and other wires per the system’s conventional 2H/2C setup, then restore power. Use the in-app interface to configure temperature range and changeover type. Always follow local electrical codes.

Used in

Common applications for HONEYWELL HOME
Residential HVAC — Honeywell Home TH115-A-120S/U thermostat for 7-day programmable temperature control in homes.
Light commercial buildings — Honeywell Home TL8230A1003 line-voltage thermostat for electric heating systems in offices.
Hydronic heating systems — Honeywell Home L4006E1117 immersion controller for high-limit temperature regulation in boilers.
Indoor air quality monitoring — Honeywell Home C7263A1008 air quality sensor for gas analysis in commercial facilities.
Furnace control — Honeywell Home ST9120U1011 timer controller for circulating fan timing in integrated furnace systems.
HVAC switching — Honeywell Home RA889A1001 switching relay for 24V AC control of zone valves or dampers.

HONEYWELL HOME Products

3G Electric supplies HONEYWELL HOME standard thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Rectangular touch screen thermostat for heat and cool applications. Supports 4H/2C heat pump stages with automatic and manual changeover. Includes Y2 terminal designation and humidification control. Temperature control range 40° to 99°F. Fully customizable via in-app programming
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