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

UEI TEST INSTRUMENTS Anemometer: 0.1 fpm Air Velocity Resolution, CFM/Dew Point, Hot Wire - Hot Wire Air Velocity Meters
UEI TEST INSTRUMENTSHot Wire Air Velocity Meters

UEI TEST INSTRUMENTS Anemometer: 0.1 fpm Air Velocity Resolution, CFM/Dew Point, Hot Wire

The UEI TEST INSTRUMENTS DAFM4 is a hot wire air velocity meter with a digital display and 0.1 fpm air velocity resolution, capable of measuring velocities under 100 fpm. It includes a carrying case, operates on…

SKU 3G-OTH-170445

Also listed as: DAFM 4 · DAFM-4

Brand
UEI TEST INSTRUMENTS
Item
Anemometer: 0.1 fpm Air Velocity Resolution, CFM/Dew Point, Hot Wire
Category
Hot Wire Air Velocity Meters
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

UEI TEST INSTRUMENTS
Manufacturer Part Number
DAFM4
Type
CFM/Dew Point, Hot Wire, DAFM4
Includes
Carrying Case
Data Logging
No
Display Type
Digital
Power Source
Battery
Temperature Accuracy
+/ 1.1°
Relative Humidity Accuracy
+/-3%
Min. Velocity Measured Filter
Under 100 fpm

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

UEI TEST INSTRUMENTS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The UEI TEST INSTRUMENTS DAFM4 is a hot wire air velocity meter with a digital display and 0.1 fpm air velocity resolution, capable of measuring velocities under 100 fpm. It includes a carrying case, operates on battery power, and offers temperature accuracy of +/ 1.1° and relative humidity accuracy of +/-3%. Data logging is not supported.

Frequently Asked Questions

What is the UEI TEST INSTRUMENTS DAFM4 anemometer used for?

The UEI TEST INSTRUMENTS DAFM4 hot wire anemometer measures air velocity, CFM, dew point, and relative humidity. It is used by HVAC technicians and plant engineers for balancing ventilation systems, duct traversals, and environmental monitoring where low airflows under 100 fpm must be detected.

What are the specifications of the UEI TEST INSTRUMENTS DAFM4?

The DAFM4 has a 0.1 fpm air velocity resolution, temperature accuracy of +/ 1.1°, and relative humidity accuracy of +/-3%. It features a digital display, runs on battery power, includes a carrying case, and does not support data logging. The UEI TEST INSTRUMENTS brand is known for reliable field instruments.

Where to buy the UEI TEST INSTRUMENTS DAFM4 worldwide?

3G Electric supplies the UEI TEST INSTRUMENTS DAFM4 worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to maintain the UEI TEST INSTRUMENTS DAFM4 anemometer?

Keep the hot wire sensor clean and free of debris. Store the meter in the included carrying case when not in use. Replace batteries as needed. Avoid exposing the instrument to extreme temperatures or moisture beyond its rated specs. Calibrate per the manufacturer's recommended interval.

Used in

Common applications for UEI TEST INSTRUMENTS
HVAC system balancing — UEI DTHA2 rotating vane anemometer for measuring air velocity in ducts
Refrigeration diagnostics — UEI HUB8 wireless probe kit for pressure and temperature checks on refrigerant lines
Combustion analysis — UEI DT720 thermocouple thermometer for flue gas temperature measurement
Building performance testing — UEI DAFM4 hot wire anemometer for CFM and dew point measurements in ventilation systems
Gas leak detection — UEI RS1010 sensor replacement cap for maintaining combustible gas leak detectors
Surface temperature measurement — UEI ATT39 Type K probe for monitoring pipe or equipment temperatures in industrial settings

UEI TEST INSTRUMENTS Products

3G Electric supplies UEI TEST INSTRUMENTS hot wire air velocity meters. 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
UEI TEST INSTRUMENTS Anemometer: 0.1 fpm Air Velocity Resolution, CFM/Dew Point/Relative Humidity (MPN DAFM3B)
UEI TEST INSTRUMENTS
UEI TEST INSTRUMENTS Anemometer: 0.1 fpm Air Velocity Resolution, CFM/Dew Point/Relative Humidity (MPN DAFM3B)
UEI TEST INSTRUMENTS Anemometer: 0.01 km/h Air Velocity Resolution, Relative Humidity, Rotating Vane (MPN DTHA2-N)
UEI TEST INSTRUMENTS
UEI TEST INSTRUMENTS Anemometer: 0.01 km/h Air Velocity Resolution, Relative Humidity, Rotating Vane (MPN DTHA2-N)
UEI TEST INSTRUMENTS Anemometer: 0.01 km/h Air Velocity Resolution, Relative Humidity, Rotating Vane (MPN DTHA2)
UEI TEST INSTRUMENTS
UEI TEST INSTRUMENTS Anemometer: 0.01 km/h Air Velocity Resolution, Relative Humidity, Rotating Vane (MPN DTHA2)
EXTECH Anemometer: 1 fpm Air Velocity Resolution, CFM, Hot Wire, Air Flow/Air Velocity/Temp, NIST (MPN SDL350-NIST)
EXTECH
EXTECH Anemometer: 1 fpm Air Velocity Resolution, CFM, Hot Wire, Air Flow/Air Velocity/Temp, NIST (MPN SDL350-NIST)
EXTECH Anemometer: 1 fpm Air Velocity Resolution, CFM, Hot Wire, Air Velocity/Temp, Under 100 fpm (MPN 407119)
EXTECH
EXTECH Anemometer: 1 fpm Air Velocity Resolution, CFM, Hot Wire, Air Velocity/Temp, Under 100 fpm (MPN 407119)
REED INSTRUMENTS Anemometer: 20 fpm Air Velocity Resolution, Air Velocity/Temp, Under 100 fpm (MPN R4500SD-KIT)
REED INSTRUMENTS
REED INSTRUMENTS Anemometer: 20 fpm Air Velocity Resolution, Air Velocity/Temp, Under 100 fpm (MPN R4500SD-KIT)

More from UEI TEST INSTRUMENTS

View all UEI TEST INSTRUMENTS parts