Honeywell T104A1040 Thermostatic Radiator Valve Actuator TRV

SKU: T104A1040

Weight	1 lbs
Dimensions	8 × 8 × 8 in

$122.99

In stock — available to order.

Sold individually. Each quantity ordered is one unit. Kits are one complete kit; products sold by length use the stated length unit.

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$122.99	0%
5–9	$116.84	5%
10+	$110.69	10%

Estimate for this quantity before shipping. Tax display follows store settings. Existing cart quantities can increase the tier. Only one offer applies; a coupon replaces automatic pricing. For 20+ units, contact support for a quote.

Available to order.

Bulk quantity & quote

Quantity needed

Enter the total quantity you need. We will confirm availability and a quote before you order.

Need a firm ship date? Availability may include supplier stock. Confirm availability before ordering for time-sensitive work.

Honeywell T104A1040 Thermostatic Radiator Valve Actuator TRV

Specifications & product details

Honeywell T104A1040 High Capacity Thermostatic Radiator Actuator

The Resideo Honeywell T104A1040 Thermostatic Radiator Actuator is a self-contained temperature control device designed for hydronic radiator systems.

This high-capacity TRV actuator integrates the sensor, setpoint dial, and valve actuator into one compact unit, allowing precise room temperature control without the need for electricity.

🔧 Key Specifications:

Temperature Range: 43°F to 79°F
Integral Sensor & Dial
Adjustable Limits
Horizontal Mount Required
High Capacity Design
MFG# T104A1040

🔥 Ideal Applications:

Residential Radiator Systems
Hydronic Heating Systems
Multi-Zone Heating Control
Energy-Efficient Room Temperature Regulation

Product details

Part / SKU	T104A1040

Package includes

Honeywell T104A1040 Thermostatic Radiator Valve Actuator TRV

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.

Specifications and compatibility

Description	Thermostatic actuator

Compatibility & part-number help

Match the manufacturer part number and equipment model to the listing. Check connection sizes, fuel type, pressure or capacity, voltage and dimensions where applicable. A similar appearance or part number alone does not confirm compatibility.

For help, send a parts inquiry with the part number, equipment model, label photos and quantity. Manufacturer documents and item-specific information, when supplied, are in the product details above.

Shipping & availability

Availability may include our inventory and supplier sources. Listed stock does not by itself confirm immediate dispatch. Ask us to confirm a ship date before ordering for time-sensitive work.

Shipping methods and charges appear at checkout where available. Freight, oversized and specially handled items may require a quote. See our Shipping Policy for processing periods, restrictions and delivery information.