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Relative Humidity Control

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CHINT AO signal isolator and barrier 2 channels 2 in and 2 out

CHINT AO signal isolator and barrier 2 channels 2 in and 2 out

US $ 45-50 / Piece FOB
1 Piece (MOQ)
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Zhejiang Chitic Control Engineering Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
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High-Safety Power Supply Control Panel for Industry
Secured Trading Service

High-Safety Power Supply Control Panel for Industry

US $ 5,500-5,600 / Piece FOB
1 Piece (MOQ)
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Qingdao Haoyang Casting Machinery Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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Intelligent Relay/PNP/NPN Electronic Pressure Switch with Display

Intelligent Relay/PNP/NPN Electronic Pressure Switch with Display

US $ 60-75 / Piece FOB
2 Pieces (MOQ)
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Nanjing Hangjia Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2019
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Stc-9200 Digital Temperature Controller Thermoregulatorre with Frigeration Defrost Fan Alarm Functio

Stc-9200 Digital Temperature Controller Thermoregulatorre with Frigeration Defrost Fan Alarm Functio

US $ 6.5-7 / Piece FOB
100 Pieces (MOQ)
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Kelaimi Ai Technology (Hainan) Co., Ltd.

Hainan, China Since 2025
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RFID 125kHz Em ID Access Control System 13.56 MHz DC 12V Access Qr Code Support for Weigand 26/34

RFID 125kHz Em ID Access Control System 13.56 MHz DC 12V Access Qr Code Support for Weigand 26/34

US $ 101 / Piece FOB
1 Piece (MOQ)
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CiVinTec Global Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2005
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High quality marine machinery collapsible testing rotary selector switch with Rohs
Secured Trading Service

High quality marine machinery collapsible testing rotary selector switch with Rohs

US $ 1.62-10 / Piece FOB
1 Piece (MOQ)
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Sanli Electric Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Temi9000 Temperature and Humidity Controller Monitor

Temi9000 Temperature and Humidity Controller Monitor

US $ 99-999 / Piece FOB
1 Piece (MOQ)
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UBY Industrial Co., Ltd.

Guangdong, China Since 2021
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480W 10A 48V Solar Intelligent Automatic Water Pump Brushless DC Motor Electric Drive Controller

480W 10A 48V Solar Intelligent Automatic Water Pump Brushless DC Motor Electric Drive Controller

US $ 0.1 / Piece FOB
88,888 Pieces (MOQ)
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Shenzhen XC-ESC Technology Co., Ltd.

Guangdong, China Since 2021
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Ex-Proof High Accuracy LCD Display 4-20mA Silicon Pressure Transmitter

Ex-Proof High Accuracy LCD Display 4-20mA Silicon Pressure Transmitter

US $ 30-50 / Piece FOB
1 Piece (MOQ)
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Tianjin Yiman Instrument Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2025
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Explosion Proof PT100 Universial Input 4-20mA/Hart/Profibus-PA Temperature Transmitter Transducer

Explosion Proof PT100 Universial Input 4-20mA/Hart/Profibus-PA Temperature Transmitter Transducer

1 Piece (MOQ)
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Hefei WNK Smart Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Anhui, China Since 2016
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Factory Direct Supply Air Filter Medical Air Purifier Activated Filter for 1000m3/H Air Supply
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Factory Direct Supply Air Filter Medical Air Purifier Activated Filter for 1000m3/H Air Supply

US $ 30-66 / Piece FOB
100 Pieces (MOQ)
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Zhengzhou Ailin Technology Co., Ltd

Manufacturer/Factory

Henan, China Since 2024
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Contactless Switch IR Push Button 12V

Contactless Switch IR Push Button 12V

US $ 8-9.5 / Piece FOB
1 Piece (MOQ)
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Shenzhen Dwell Electronics Co., Limited

Guangdong, China Since 2016
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Smart WiFi Room Easy Control Thermostat Universal Socket for Electric Heater Thermostat
Secured Trading Service

Smart WiFi Room Easy Control Thermostat Universal Socket for Electric Heater Thermostat

US $ 15.5-20.5 / Piece FOB
300 Pieces (MOQ)
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Xiamen E-Top Controls Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Fujian, China Since 2022
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50A PCB Type Power Latching Relay for Street Light Control

50A PCB Type Power Latching Relay for Street Light Control

US $ 1.5-3 / Piece FOB
100 Pieces (MOQ)
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Zhejiang Great Electrical Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Ao3051dr Large Environmental Temperature Difference Workable Monocrystalline Silicon Differential Pressure Transmitting Device (-40~85º C)
Secured Trading Service

Ao3051dr Large Environmental Temperature Difference Workable Monocrystalline Silicon Differential Pressure Transmitting Device (-40~85º C)

US $ 190-410 / Piece FOB
1 Piece (MOQ)
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Fujian Autec Factory Automation Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Fujian, China Since 2025
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ASTM E96 Moisture Permeability Testers Water Vapor Permeability Analyzer

ASTM E96 Moisture Permeability Testers Water Vapor Permeability Analyzer

US $ 15,000-55,000 / Sets FOB
1 Set (MOQ)
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Jinan Saicheng Electronic Technology Co., Ltd.

Shandong, China Since 2025
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Future-Ready I/O-Module for Smart Factories with Cross-Bus Protocols
Secured Trading Service

Future-Ready I/O-Module for Smart Factories with Cross-Bus Protocols

US $ 49-199 / Piece FOB
1 Piece (MOQ)
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Nanjing Decowell Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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New Arrival 110V to 220V Battery Discharge Tester 88V to 264V Load Bank Discharge Tester Accumulator Discharge Tester and 0 To100A Lithium Battery Tester
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New Arrival 110V to 220V Battery Discharge Tester 88V to 264V Load Bank Discharge Tester Accumulator Discharge Tester and 0 To100A Lithium Battery Tester

US $ 1,915-3,965 / Piece FOB
1 Piece (MOQ)
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Wuhan Huadian High-Tech Electrical Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2025
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Industrial Grade Agricultural Machine Power Control Assembly OEM Built for Smart Farming Applications Featuring Seeding Machine Monitor
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Industrial Grade Agricultural Machine Power Control Assembly OEM Built for Smart Farming Applications Featuring Seeding Machine Monitor

US $ 1,700-23,000 / Piece FOB
1 Piece (MOQ)
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Zhejiang NEOVERT Intelligent Agricultural Machinery Equipment Co., Ltd.

Zhejiang, China Since 2025
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Versatile Pull Cord Switch for Reliable Conveyor Belt Management
Secured Trading Service

Versatile Pull Cord Switch for Reliable Conveyor Belt Management

US $ 40-46 / Piece FOB
2 Pieces (MOQ)
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Tangshan Xieli Conveyor Belt Transport Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hebei, China Since 2026
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Smart Attendance Tracker with Facial Recognition & Card Access
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Smart Attendance Tracker with Facial Recognition & Card Access

US $ 139-185 / Piece FOB
10 Pieces (MOQ)
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Ningbo Yoursensor Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Non-Contact Infrared Sensor (0-500º C) Band 8-14μ with Display
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Non-Contact Infrared Sensor (0-500º C) Band 8-14μ with Display

US $ 160-190 / pcs FOB
1 pcs (MOQ)
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Shenzhen Toprie Electronics Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2024
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Sentec Pmd3051 Differential Transmitter Capacitive Pressure Transducer Smart Differential Pressure Sensor

Sentec Pmd3051 Differential Transmitter Capacitive Pressure Transducer Smart Differential Pressure Sensor

US $ 190-230 / Piece FOB
1 Piece (MOQ)
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Chengdu Sentec Technology Co., Ltd.

Sichuan, China Since 2023
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About Relative Humidity Control FAQ

  • QWho are the top distributors of test machines offering bulk or cheap deals?

    The Relative Humidity Control is a standout piece in our Test Machine collection.Leading distributors focus on factory-direct and bulk test machine deals, often ideal for industrial OEM use. Check for trends in wholesale packages and distributor guarantees on upgrades. Inquire now for a price guide or to request bulk order information.

  • QWhat affects the wholesale price of a test machine from a factory?

    The Relative Humidity Control is an essential part of our Test Machine offerings.Test machine price depends on measurement range, digital interface, and OEM customization. Trends show distributor volume discounts and factory prices change with technology updates. Check for special OEM or custom requests when getting a wholesale quote today.

  • QCan I request customized test machines at factory prices for my industry needs?

    Enhance your Test Machine setup with our premium Relative Humidity Control.Absolutely—many factories offer custom test machine options tailored to your sector’s requirements. Popular OEM features and recent industry trends explain price, delivery time, and distributor flexibility. Contact us to start customization and get competitive pricing.

Widely Used Standalone Keypad Remote Card Metal Access Control for Home Office

Widely Used Standalone Keypad Remote Card Metal Access Control for Home Office

US $ 16-19 / Piece FOB
1 Piece (MOQ)
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Shenzhen Nordson Electronic Co., Ltd.

Guangdong, China Since 2015
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China Manufacturer A100 Model Industrial Wireless Remote Control
Secured Trading Service

China Manufacturer A100 Model Industrial Wireless Remote Control

US $ 49.9-69.9 / Piece FOB
1 Piece (MOQ)
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Wuhan Vohoboo Import and Export Trade Co., Ltd.

Hubei, China Since 2024
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Anti-Interference Intelligent Electromagnetic Flowmeter for Liquid Oil Gas Fuel
Secured Trading Service

Anti-Interference Intelligent Electromagnetic Flowmeter for Liquid Oil Gas Fuel

US $ 106-673 / Piece FOB
1 Piece (MOQ)
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Kexiang Automation (Shandong) Co., Ltd.

Shandong, China Since 2024
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Single Phase Static Frequency Converter

Single Phase Static Frequency Converter

US $ 191.6-228.7 / Piece FOB
1 Piece (MOQ)
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Hangzhou Kuvo Electronics Co., Ltd.

Zhejiang, China Since 2017
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Low Voltage Three-Phase Motor Protector and Controller

Low Voltage Three-Phase Motor Protector and Controller

US $ 91-185.5 / Piece FOB
1 Piece (MOQ)
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Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
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Aoasis Qjx3-11~45kw Star-Delta Starters Control Cabinet
Secured Trading Service

Aoasis Qjx3-11~45kw Star-Delta Starters Control Cabinet

US $ 57-150 / Piece FOB
1 Piece (MOQ)
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Aoasis (Hangzhou) International Business Co., Ltd

Trading Company

Zhejiang, China Since 2011
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Nancome 100kw Towable Silent Diesel Generator ISO Certified for Worksite

Nancome 100kw Towable Silent Diesel Generator ISO Certified for Worksite

US $ 7,123-9,246 / Piece FOB
1 Piece (MOQ)
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Nancome Electric Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Elecnova Protector Motor Wdh-31-200 Smart Motor Protection Relay with RS485

Elecnova Protector Motor Wdh-31-200 Smart Motor Protection Relay with RS485

US $ 80-150 / Piece FOB
1 Piece (MOQ)
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Jiangsu Sfere Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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DC1HP 750W 220V DC Motor Driver 1/2HP 1HP Input 220VAC Output 220VDC Brushed DC Motor Controllers Control Box Control Panel
Secured Trading Service

DC1HP 750W 220V DC Motor Driver 1/2HP 1HP Input 220VAC Output 220VDC Brushed DC Motor Controllers Control Box Control Panel

US $ 38-40 / Piece FOB
1 Piece (MOQ)
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Jinan Lanjiu Electronic Technology Co., Ltd.

Trading Company

Shandong, China Since 2022
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Cidron Slim Size Wiegand RFID Proximity ISO14443A 7 Byte IC Access Control Card Reader with RS232, RS485 Osdp

Cidron Slim Size Wiegand RFID Proximity ISO14443A 7 Byte IC Access Control Card Reader with RS232, RS485 Osdp

US $ 101 / Piece FOB
1 Piece (MOQ)
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CiVinTec Global Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2005
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Professional automatic machinery collapsible start pushbutton with TUV
Secured Trading Service

Professional automatic machinery collapsible start pushbutton with TUV

US $ 0.74-10 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Sanli Electric Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Smart Thermostat with Large Screen Display and Easy Installation for Modern Homes
Secured Trading Service

Smart Thermostat with Large Screen Display and Easy Installation for Modern Homes

US $ 20.5-29.5 / Piece FOB
300 Pieces (MOQ)
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Audited Supplier
Xiamen E-Top Controls Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Fujian, China Since 2022
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High Efficiency Partial Turn Electric Valve Actuator for Power Systems
Secured Trading Service

High Efficiency Partial Turn Electric Valve Actuator for Power Systems

US $ 430-490 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Changzhou Xinneng Automatic Control Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2024
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