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Duct Air Velocity Transmitter RS485 Modbus HVAC Air Flow Volume Calculation Sensor

Name: Duct Air Velocity Transmitter RS485 Modbus HVAC Air Flow Volume Calculation Sensor
Availability: InStock

Speed Measuring Meter Model: RS-FS-*-9TH-*-T Customizable Made in China

Speed Measuring Meter — Application Duct Wind Speed Sensor, Display Digital. MOQ 1 piece, US$60.80 – 70.00/piece. QC & shipping by GoodsFromChina.

US$60.80 – 70.00/ piece

Min. order: 1 piece

Application: Duct Wind Speed Sensor
Warranty: 1 Year
After-sales Service: Online Support
Display: Digital
Detection Method: Non-contact
Connection Type: Wire

At a glance

Product: Duct Air Velocity Transmitter RS485 Modbus HVAC Air Flow Volume Calculation Sensor
Category: Speed Measuring Meter
Price: US$60.80 – 70.00 / piece
Minimum order: 1 piece
Origin: Shandong, China
Customization: Available
Packaging: Box
HS code: 9026801000

Last updated October 17, 2026

Specifications

Customization	Available
After-sales Service	Online Support
Warranty	1 Year
Model NO.	RS-FS--9TH--T
Application	Duct Wind Speed Sensor
Display	Digital
Detection Method	Non-contact
Connection Type	Wire
Pressure Resistance	With Pressure Resistance
Anti-jamming	Anti-jamming
Shakeproof	Shakeproof
Noctilucence	With Noctilucence
Waterproof	Waterproof
Weight	0.6kg
Power Supply	10-30V DC
Working Temperature	-40℃~+60℃
Measuring Range	0~30m/S (RS485), 0~20m/S (Analog)
Accuracy	±(0.2+2%Fs)M/S (25℃)
Measure Medium	Air, Nitrogen, Oil Fume Exhaust Gas
Transport Package	Box
Specification	35x20x18cm
Origin	Shandong, China
HS Code	9026801000
Production Capacity	1000 Pieces/Month
Air velocity sensor features	1. High-precision wind speed measurement unit, low starting wind speed, sensitive response, suitable for ventilation ducts, fume ducts and other harsh environments.

Output signal	RS485	4-20mA/0-5V/0-10V
Power supply	10-30V DC
Max. power consumption	0.5W	0.6W
Measure medium	air, nitrogen, oil fume exhaust gas
Measure range	0~15m/s, 0~20m/s, 0~30m/s
Accuracy	±(0.2+2%FS)m/s(25℃)
Resolution	0.1m/s
Operating temperature	-40℃~+60℃
Response time	2s
Long-term stability	≤0.1m/s/year

Product details

Duct Air Velocity Transmitter RS485 Modbus HVAC Air Flow Volume Calculation Sensor is a speed measuring meter product manufactured in China and available to buyers worldwide through the GoodsFromChina sourcing service. Typical uses include Duct Wind Speed Sensor.

Key features

Application: Duct Wind Speed Sensor
Warranty: 1 Year
After-sales Service: Online Support
Display: Digital
Detection Method: Non-contact
Connection Type: Wire
Pressure Resistance: With Pressure Resistance
Anti-jamming: Anti-jamming

Air velocity sensor features

1. High-precision wind speed measurement unit, low starting wind speed, sensitive response, suitable for ventilation ducts, fume ducts and other harsh environments.

Ordering & packaging

Minimum order quantity is 1 piece. Standard export packaging: Box. HS code: 9026801000. Every order can include a pre-shipment quality inspection and consolidated shipping by sea, air or express, including DDP delivery.

How we source this product for you

1
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Choose options, quantity and requirements. No payment needed.
2
Get a factory quote
We confirm price, MOQ and lead time — and compare alternatives.
3
Production & inspection
We follow up production and inspect goods before shipment.
4
Delivered to your door
Sea, air or express with customs clearance and DDP options.

Express5–8 days

Air freight8–12 days

Sea freight25–40 days

DDPDuties included

Sourcing help for this product

Frequently asked questions

What is the minimum order quantity for Duct Air Velocity Transmitter RS485 Modbus HVAC Air Flow?

The MOQ is 1 piece. Smaller trial orders can sometimes be negotiated — tell us your quantity in the inquiry.

How much does Duct Air Velocity Transmitter RS485 Modbus HVAC Air Flow cost?

The listed factory price is US$60.80 – 70.00 per piece, depending on quantity. Your final quote includes our service fee and shipping options.

Can it be customized with my logo or specifications?

Yes. The manufacturer offers customization — logo printing, packaging, colors or modified specifications. Describe your requirements in the inquiry form.

How long does production and shipping take?

Typical production time is 15–45 days depending on quantity. Shipping to the US takes about 5–8 days by express, 8–12 days by air and 25–40 days by sea, with DDP door-to-door delivery available.

How do you check product quality?

We verify the manufacturer before ordering and can perform a pre-shipment inspection (AQL sampling) with a photo report before you pay the balance.