Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Image not available
SiemensDuct Temperature Sensors

Siemens Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement

The Siemens Duct Temperature Sensor (MPN 544-342-24) is a hardwired, metal-housed duct temperature sensor with no display, designed for building automation systems. It offers a temperature accuracy of ±0.54°F and is…

SKU 3G-OTH-69278

Also listed as: 54434224 · 544 342 24

Brand
Siemens
Item
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement
Category
Duct Temperature Sensors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

Siemens
Manufacturer Part Number
544-342-24
Type
-40°F to 180°F, Steel, Averaging Measurement, Metal
Display
No Display
Housing
Metal
Product Type
Duct Temperature Sensor
Mounting Location
Duct Mount
Temperature Accuracy
±0.54°F
Electrical Connection Type
Hardwired
Compatible Building Automation Protocols
BACnet IP
For Use With Building Automation Systems
Building Automation System Compatible

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The Siemens Duct Temperature Sensor (MPN 544-342-24) is a hardwired, metal-housed duct temperature sensor with no display, designed for building automation systems. It offers a temperature accuracy of ±0.54°F and is compatible with BACnet IP protocols. The sensor supports averaging measurement over a -40°F to 180°F range and is constructed with a steel housing for duct-mount installation.

Frequently Asked Questions

What is the Siemens 544-342-24 duct temperature sensor used for?

The Siemens 544-342-24 duct temperature sensor is used in building automation systems to measure air temperature inside HVAC ducts. It supports averaging measurement over a -40°F to 180°F range and communicates via BACnet IP, enabling precise environmental control in commercial and industrial facilities.

What are the specifications of the Siemens 544-342-24 duct temperature sensor?

The Siemens 544-342-24 is a hardwired, metal-housed duct temperature sensor with no display. It offers ±0.54°F accuracy, a -40°F to 180°F range, and BACnet IP compatibility. It is designed for duct-mount installation and is compatible with building automation systems.

Where to buy the Siemens 544-342-24 duct temperature sensor worldwide?

You can source the Siemens 544-342-24 duct temperature sensor through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to install the Siemens 544-342-24 duct temperature sensor?

Install the Siemens 544-342-24 by mounting it in the duct with the probe inserted into the airflow. Hardwire the electrical connections per the wiring diagram, ensuring compatibility with your BACnet IP building automation system. Follow standard HVAC sensor installation practices for accurate averaging measurement.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens duct temperature sensors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement, Metal (MPN 544-342-16)
Siemens
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement, Metal (MPN 544-342-16)
Siemens
Siemens
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement, Metal (MPN 544-343-36)
Siemens
Siemens
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement, Metal (MPN 544-343-48)
Siemens
Siemens
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement, Metal (MPN 544-343-24)
Temperature Sensor: Duct Mount, 20°F to 120°F, 4 to 20 mA, Steel, Averaging Measurement, Metal (MPN 533-380-8)
Siemens
Temperature Sensor: Duct Mount, 20°F to 120°F, 4 to 20 mA, Steel, Averaging Measurement, Metal (MPN 533-380-8)
Siemens
Siemens
Temperature Sensor: Duct Mount, 20°F to 120°F, 4 to 20 mA, Steel, Averaging Measurement, Metal (MPN 533-380-16)

More from Siemens

View all Siemens parts
Siemens
Siemens
Temperature Sensor: Duct Mount, 30°F to 250°F, 4 to 20 mA, Steel, Single Measurement, Metal (MPN 533-377-18)
Siemens
Siemens
Temperature Sensor: Duct Mount, 20°F to 120°F, 4 to 20 mA, Aluminum, Single Measurement, Metal (MPN 533-376-4)
Siemens
Siemens
Temperature Sensor: Duct Mount, 30°F to 250°F, 4 to 20 mA, Steel, Single Measurement, Metal (MPN 533-377-8)
Siemens
Siemens
Temperature Sensor: Duct Mount, Conduit Box, 55°F to 95°F, Plastic, Averaging Measurement, Plastic (MPN 540-244-18)
Siemens
Siemens
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement, Metal (MPN QAM2021.750)
Siemens
Siemens
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Single Measurement, Metal (MPN QAM2020.020)
Siemens
Siemens
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Single Measurement, Metal (MPN QAM2012.020)
Siemens
Siemens
Temperature Sensor: Duct Mount, -40°F to 180°F, Steel, Averaging Measurement, Metal (MPN QAM2012.250)