What is the lead time for orders?

Peak season lead time is within 15 workdays, while off-season is one month.

Is the sensor suitable for corrosive gases?

It is designed for dry weak corrosive gases and non-conductive, non-corrosive gases like air.

What is the power supply requirement?

The sensor supports a wide power supply range of 8-32VDC.

1Kpa Digital 4-20mA Rs485 Air Low Cost Differential Pressure Sensor for HVAC Systems

Name: 1Kpa Digital 4-20mA Rs485 Air Low Cost Differential Pressure Sensor for HVAC Systems
Brand: Hefei Siko Instruments Co., Ltd.
SKU: 2042121755

Anhui, ChinaHefei Siko Instruments Co., Ltd.

US$90.00

2-8 Pieces

US$70.00

9+ Pieces

Product specifications

HGDP-160

Sample price:US$70.00/piece.Request sample

Product profile

Customization

Available

Type

Micro - Differential Pressure Transmitter

Feature

Analog

Model NO.

HGDP-160 Air Differential Pressure Sensor

Measuring Medium

Gas

Accuracy Grade

0.5G

Pressure range

-100kpa-0-500PA-100kpa

IP Rating

IP65

Certification

Customized

Fluid Media

Dry Weak Corrosive Gases

Pressure Type

Differential Pressue, Gauge Pressure

Output Signal

4mA-20mA, 0/1V - 5V/10V DC, RS 485 Mod_Bus

Overload Pressure

150%F.S.

Accuracy

0.5%F.S. (Std) 0.2%F.S. (Opt)

Power Supply

8-32VDC (Wa: +86 193 5591 6250 )

Long-Term Stability

0.2%F.S/Year ( Max. )

Electrical Connection

φ7.4mm Shielded Cable Outlet

Pressure Connection

φ8 Pagoda Connection & M10 Thread

Compensated Temperature

-10-70 Deg.C

Medium Temperature

-20-85 Deg.C

Vibration Resistance

20g (20-2000Hz)

Storage Temperature

-40 -100 Deg.C

Impact Resistance

100g (11ms)

Protection

IP 65 Air Differential Pressure Sensor

Transport Package

1kg

Specification

20*15*15cm

Trademark

Siko Instruments

Origin

China

HS Code

9026201090

Production Capacity

999 Units / Weeks

Key features

Wide Pressure Range: Measures from -100kPa to 100kPa with 0.5%F.S. accuracy.

Multiple Output Options: Supports 4-20mA, 0-10V, and RS485 Modbus signals.

Customized Support: Offers OEM, ODM, and OBM services with custom fluid media options.

Robust Construction: All aluminum alloy body with IP65 rating for harsh environments.

High Stability: Long-term stability of 0.2%F.S./Year with full temperature compensation.

Overload Protection: Features 150%F.S. overload pressure protection and transient suppressor.

Compact Design: Laser welded design resistant to vibration and shock for easy installation.

Versatile Applications: Ideal for HVAC, ventilation, and industrial process control systems.

Company profile

Hefei Siko Instruments Co., Ltd.

Anhui, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤4.01h

AI-Powered supplier vetting

SummaryHefei Siko Instruments Co., Ltd. is identified as both a trading company and manufacturer/factory in China. It supplies flow meters, sensors, transducers, and related industrial instrumentation. The supplier reports ANSI/ESD and ISO 9001 certifications, 11–20 R&D engineers, 11–20 quality-control staff, and five production lines. It has self-operated import/export rights, began exporting in 2020, and reports exports as 71%–90% of sales, with broad global market coverage. Evidence confirms manufacturing, quality-management certification, international trade capability, and established product expertise. However, the provided information does not substantiate after-sales processes, financial credibility, customization services, or a broad customer track record.

Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. Its stated business covers instruments, meters, industrial equipment, flow measurement technology, sensors, and transducers, indicating a direct manufacturing and trading role in industrial instrumentation.

CertificationsThe supplier reports ANSI/ESD and ISO 9001 certifications for its management systems. These stated certifications provide explicit evidence of formal quality or operational controls, although no certificate scope, issuing body, or validity details are supplied.

R&D capabilityThe supplier offers multiple flow-measurement and sensing technologies and reports 11–20 R&D engineers, indicating an established technical development function. However, no patents, proprietary technologies, new-product records, or R&D outcomes are provided.

Production capacityThe supplier is identified as a manufacturer/factory with five production lines, 11–20 quality-control staff, and stated product coverage in flow measurement and industrial instrumentation. It also reports an off-peak lead time of one month and peak fulfillment within 15 workdays, supporting evidence of operating production capacity, although actual capacity limits are not disclosed.