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Dwyer Surface Temperature Probe: -32°F to 240°F /-35.5°C to 115.5°C - Flange-Mount Duct RTDs
DwyerFlange-Mount Duct RTDs

Dwyer Surface Temperature Probe: -32°F to 240°F /-35.5°C to 115.5°C

The DWYER S2-41 is a flange-mount duct RTD surface temperature probe with a temperature range of -32°F to 240°F (-35.5°C to 115.5°C) and an accuracy of ±0.6% at 32°F. It features a 6 ft cable length and is designed…

SKU 3G-OTH-177578

Brand
Dwyer
Item
Surface Temperature Probe: -32°F to 240°F /-35.5°C to 115.5°C
Category
Flange-Mount Duct RTDs
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Technical Specifications

Dwyer
Manufacturer Part Number
S2-41
Type
±0.6% at 32°F Accuracy
Accuracy
±0.6% at 32°F
Cable Length
6 ft
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER S2-41 is a flange-mount duct RTD surface temperature probe with a temperature range of -32°F to 240°F (-35.5°C to 115.5°C) and an accuracy of ±0.6% at 32°F. It features a 6 ft cable length and is designed for duct-mounting applications.

Frequently Asked Questions

What is the DWYER S2-41 surface temperature probe used for?

The DWYER S2-41 is a flange-mount duct RTD used to measure surface temperature in HVAC duct systems. It is suitable for monitoring air temperature in commercial or industrial ventilation, with a range of -32°F to 240°F (-35.5°C to 115.5°C).

What are the specifications of the DWYER S2-41 probe?

The DWYER S2-41 has an accuracy of ±0.6% at 32°F, a cable length of 6 ft, and a temperature range of -32°F to 240°F (-35.5°C to 115.5°C). It is a flange-mount duct RTD designed for surface temperature sensing in duct applications.

Where to buy the DWYER S2-41 probe worldwide?

You can source the DWYER S2-41 probe through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the DWYER S2-41 flange-mount duct RTD?

Mount the DWYER S2-41 probe securely to the duct surface using the flange, ensuring good thermal contact. Route the 6 ft cable to the controller, avoiding sharp bends. Follow standard RTD wiring practices and verify accuracy at 32°F per Dwyer guidelines.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

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

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