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4-20mA Modbus Temperature Humidity Soil Moisture Sensor for Greenhouse and Irrigation

Name: 4-20mA Modbus Temperature Humidity Soil Moisture Sensor for Greenhouse and Irrigation
Brand: Hefei Siko Instruments Co., Ltd.
SKU: 2063366315

Anhui, ChinaHefei Siko Instruments Co., Ltd.

US$90.00

2-8 Pieces

US$40.00

9+ Pieces

Sample price:US$40.00/piece.Request sample

Product profile

Customization

Available

Type

Soil Temperature Humidity pH NPK Integrated Sensor

Measuring Medium

Soil Temperature Humidity pH NPK Integrated Sensor

Model NO.

HG-SO

Display Type

LED

Site Display

Not Site Display

Accuracy

0-100%R.H

IP Rating

IP68

Certification

Customized

pH Range

3-9 pH

Temperature Range

-40-80 Deg.C

Moisture Range

0-100%Rh

Conductivity Range (Ec)

0-10000 Us/Cm

NPK Range

0-1999 Mg/Kg

Power

DC 12-24V

Output

RS 485 Mod_Bus RTU

Temperature Accuracy

0.5 Deg.C

Temperature Resolution

0.1 Deg.C

Moisture Accuracy

3% in The 0-53% Range / 5% in The 53-100% Range

Moisture Resolution

0.10%

Conductivity Resolution

10 Us/Cm

pH Resolution

0.01 pH

NPK Accuracy

2%F.S

Protection

IP 68

Transport Package

2kg

Specification

20*15*15cm

Trademark

Siko Instruments

Origin

China

HS Code

9025191010

Production Capacity

999 Units / Weeks

Key features

7-in-1 Soil Analysis: Simultaneously measures pH, temperature, moisture, conductivity, N, P, and K.

High Precision & Stability: Fast response with stable output, less affected by soil salt content.

IP68 Waterproof Design: Vacuum potting ensures complete waterproofing and long-term burial durability.

Corrosion Resistant: Resistant to long-term electrolysis and corrosion in harsh soil environments.

RS485 Modbus Output: Standard RS485 Modbus RTU interface for easy integration with control systems.

Versatile Installation: Supports fully embedded or probe insertion methods for various soil types.

CE Certified Quality: Meets CE certification standards for safety and performance reliability.

Company profile

Hefei Siko Instruments Co., Ltd.

Anhui, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤3.81h

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.