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Dwyer Duct Temperature Probe: -40°F to 302°F /-40°C to 150°C, 10,000 ohm - Flange-Mount Duct Thermistor Probes
DwyerFlange-Mount Duct Thermistor Probes

Dwyer Duct Temperature Probe: -40°F to 302°F /-40°C to 150°C, 10,000 ohm

The Dwyer TE-DFN-B0448-00 is a flange-mount duct thermistor probe with a temperature range of -40°F to 302°F (-40°C to 150°C) and an accuracy of +/-0.15°C at 0°C (+/-0.28°F at 32°F). It features a 10,000 ohm…

SKU 3G-OTH-183869

Brand
Dwyer
Item
Duct Temperature Probe: -40°F to 302°F /-40°C to 150°C, 10,000 ohm
Category
Flange-Mount Duct Thermistor Probes
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Technical Specifications

Dwyer
Manufacturer Part Number
TE-DFN-B0448-00
Type
10,000 ohm, Bare Wire
Accuracy
+/-0.15°C at 0°C (+/-0.28°F at 32°F)
Cable Length
8 ft
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dwyer TE-DFN-B0448-00 is a flange-mount duct thermistor probe with a temperature range of -40°F to 302°F (-40°C to 150°C) and an accuracy of +/-0.15°C at 0°C (+/-0.28°F at 32°F). It features a 10,000 ohm resistance and an 8 ft cable with bare wire termination.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Dwyer TE-DFN-B0448-00 duct temperature probe used for?

The Dwyer TE-DFN-B0448-00 is a flange-mount duct thermistor probe used for measuring air temperature in HVAC ducts, cleanrooms, and industrial ventilation systems. It provides accurate readings from -40°F to 302°F (-40°C to 150°C) with +/-0.15°C accuracy at 0°C.

What are the specifications of the Dwyer TE-DFN-B0448-00?

The Dwyer TE-DFN-B0448-00 is a 10,000 ohm bare-wire thermistor probe with a temperature range of -40°F to 302°F (-40°C to 150°C). Accuracy is +/-0.15°C at 0°C (+/-0.28°F at 32°F). It includes an 8 ft cable and flange-mount design for duct installation.

Where to buy the Dwyer TE-DFN-B0448-00 worldwide?

3G Electric supplies the Dwyer TE-DFN-B0448-00 duct temperature probe to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Dwyer thermistor probe.

How to install a Dwyer flange-mount duct thermistor probe?

Mount the Dwyer TE-DFN-B0448-00 probe flange securely to the duct wall with the sensing element fully inserted into the airstream. Connect the bare wire leads to your control system, ensuring polarity is observed for the 10,000 ohm thermistor circuit. Seal the duct opening to prevent air leaks.

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 thermistor probes. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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