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SiemensDuct Temperature Sensors

Siemens Temperature Sensor: Duct Mount, 30°F to 250°F, 4 to 20 mA, Steel, Single Measurement

The Siemens Temperature Sensor: Duct Mount (SKU 533-377-8, MPN 533-377-8) is a metal-housed duct temperature sensor with a 4 to 20 mA signal output and ±0.54°F accuracy. It is hardwired, has no display, and supports…

SKU 3G-OTH-69445

Also listed as: 5333778 · 533 377 8

Brand
Siemens
Item
Temperature Sensor: Duct Mount, 30°F to 250°F, 4 to 20 mA, Steel, Single Measurement
Category
Duct Temperature Sensors
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Technical Specifications

Siemens
Manufacturer Part Number
533-377-8
Type
30°F to 250°F, 4 to 20 mA, Steel, Single Measurement, Metal
Display
No Display
Housing
Metal
Product Type
Duct Temperature Sensor
Mounting Location
Duct Mount
Temperature Accuracy
±0.54°F
Temperature Signal Output
4 to 20 mA
Electrical Connection Type
Hardwired
Compatible Building Automation Protocols
MP-Bus
For Use With Building Automation Systems
Building Automation System Compatible

Technical Documents

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

Product Description

The Siemens Temperature Sensor: Duct Mount (SKU 533-377-8, MPN 533-377-8) is a metal-housed duct temperature sensor with a 4 to 20 mA signal output and ±0.54°F accuracy. It is hardwired, has no display, and supports MP-Bus building automation protocols for integration with compatible building automation systems.

Frequently Asked Questions

What is the Siemens duct temperature sensor 533-377-8 used for?

The Siemens 533-377-8 duct temperature sensor measures air temperature in HVAC ducts for building automation systems. It outputs a 4 to 20 mA signal and supports MP-Bus protocols, enabling precise temperature monitoring and control in commercial or industrial facilities.

What are the specifications of the Siemens 533-377-8 duct temperature sensor?

The Siemens 533-377-8 is a metal-housed duct sensor with a temperature range of 30°F to 250°F, accuracy of ±0.54°F, and a 4 to 20 mA output. It is hardwired, has no display, and supports MP-Bus protocols for building automation system integration.

Where to buy the Siemens 533-377-8 duct temperature sensor worldwide?

You can source the Siemens 533-377-8 duct temperature sensor from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring reliable supply for your building automation projects.

How to install the Siemens 533-377-8 duct temperature sensor?

Install the Siemens 533-377-8 by mounting it in the duct with the probe inserted into the airflow. Hardwire the 4 to 20 mA output to your building automation system, ensuring MP-Bus protocol compatibility. Follow standard HVAC sensor installation practices for accurate readings.

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.

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Temperature Sensor: Duct Mount, 30°F to 250°F, 4 to 20 mA, Steel, Single Measurement, Metal (MPN 533-377-4)
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