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Dwyer Temperature humidity probe WHT-330

The Dwyer WHT-330 is a temperature-humidity probe for HVAC and environmental monitoring applications, delivering 3% accuracy with thermistor sensing and 0–10 VDC or 4–20 mA output signals. IP54-rated for indoor and…

SKU 3G-CBM-02158

Also listed as: WHT 330 · WHT-330

Brand
Dwyer
Item
Temperature humidity probe WHT-330
Part Number
WHT330
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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Technical specs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dwyer
Manufacturer Part Number
WHT330
accuracy
3%
sensor type
thermistance
output signal
0 to 10 VDC or 4 to 20 mA
protection rating
IP54
temperature range
-20 to 60°C
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dwyer WHT-330 is a temperature-humidity probe for HVAC and environmental monitoring applications, delivering 3% accuracy with thermistor sensing and 0–10 VDC or 4–20 mA output signals. IP54-rated for indoor and light outdoor deployment across −20 to 60°C operating range.

Frequently Asked Questions

Where can I buy the Dwyer WHT-330 temperature humidity probe?

Source the Dwyer WHT-330 from 3G Electric, an authorized distributor with worldwide delivery. We handle all logistics, customs clearance, and shipping to your facility globally. Lead time on request.

What is the lead time for the Dwyer WHT-330?

Lead time depends on current availability and destination. Contact 3G Electric for a quote and estimated delivery schedule. We source and ship internationally with full logistics support.

What output signals does the Dwyer WHT-330 provide?

The Dwyer WHT-330 supplies two output options: 0–10 VDC or 4–20 mA. Both are compatible with standard building automation and HVAC control systems across −20 to 60°C operating range.

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
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Dwyer Products

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

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