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CE 240V Waterproof Distribution Box Electrical Control Panel Board Power Distribution Board Electrical Control Box
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CE 240V Waterproof Distribution Box Electrical Control Panel Board Power Distribution Board Electrical Control Box

US $ 30-80 / Piece FOB
50 Pieces (MOQ)
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NINGBO SANHE REFRIGERATION CO., LTD.

Zhejiang, China Since 2009
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Aoasis Qjx3-18.5 Modular Electrical Cabinets Metal Enclosure Outdoor Electric Control Cabinet Enclosure Electric Cabinets
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Aoasis Qjx3-18.5 Modular Electrical Cabinets Metal Enclosure Outdoor Electric Control Cabinet Enclosure Electric Cabinets

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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Remote Wireless Mesh Network Telemetry Dual Screens Ground Control Station for Fixed Wing Drone

Remote Wireless Mesh Network Telemetry Dual Screens Ground Control Station for Fixed Wing Drone

US $ 8,112 / Piece FOB
1 Piece (MOQ)
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Shenzhen Xingkai Technology Co., Ltd

Guangdong, China Since 2023
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Long Range Remote Control Drone Portable Dual Screens Ground Control Station HD High Brightness Display Screen for Heavy-Duty Drone

Long Range Remote Control Drone Portable Dual Screens Ground Control Station HD High Brightness Display Screen for Heavy-Duty Drone

US $ 8,112 / Piece FOB
1 Piece (MOQ)
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Shenzhen Xingkai Technology Co., Ltd

Guangdong, China Since 2023
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High Quality 1no+1nc Ycc6 380V/400V Applications 3-Phase Motor Control Low Voltage Contactor

High Quality 1no+1nc Ycc6 380V/400V Applications 3-Phase Motor Control Low Voltage Contactor

US $ 2.44-2.48 / Piece FOB
60 Pieces (MOQ)
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Zhejiang Changcheng Trading Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2006
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General 1.5kw Variable Frequency Inverter 220V VFD Converter 50 60Hz Motor Speed Control

General 1.5kw Variable Frequency Inverter 220V VFD Converter 50 60Hz Motor Speed Control

US $ 9.9-1,399 / Piece FOB
2 Pieces (MOQ)
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Jinan Xinyuhua Energy Technology Co., Ltd.

Shandong, China Since 2021
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Aob5000 Series Intelligent Digital Display Control Transmitter
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Aob5000 Series Intelligent Digital Display Control Transmitter

US $ 79 / Piece FOB
24 Pieces (MOQ)
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Fujian Autec Factory Automation Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Fujian, China Since 2025
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Educational Equipment Teaching Equipment Industrial Control Training Panel

Educational Equipment Teaching Equipment Industrial Control Training Panel

US $ 1-10,000 / Piece FOB
1 Piece (MOQ)
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Jinan Should Shine Didactic Equipment Co., Ltd.

Shandong, China Since 2013
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Aoasis Qjx3-18.5 Electric Control Panel Cabinets Motor Power Metal Outdoor Automatic Electric Control Cabinet
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Aoasis Qjx3-18.5 Electric Control Panel Cabinets Motor Power Metal Outdoor Automatic Electric 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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Simple Single Loop Digital Display Control Instrument temperature control pressure control relay switch on off temperature controller

Simple Single Loop Digital Display Control Instrument temperature control pressure control relay switch on off temperature controller

US $ 40-65 / Piece FOB
1 Piece (MOQ)
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Nanjing Hangjia Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2019
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Eco-Friendly Dosing Control for Advanced Water Management Innovations
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Eco-Friendly Dosing Control for Advanced Water Management Innovations

US $ 500-2,000 / Piece FOB
1 Piece (MOQ)
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Newin (Guangdong) Machinery Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2012
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-7 Thermostat Fan Coil Air Conditioner Panel Temperature Control
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-7 Thermostat Fan Coil Air Conditioner Panel Temperature Control

US $ 3.3-3.5 / Piece FOB
100 Pieces (MOQ)
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Kelaimi Ai Technology (Hainan) Co., Ltd.

Hainan, China Since 2025
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Qyk104 Industrial Explosion Proof Intelligent Smart Pressure Switch Control 220V

Qyk104 Industrial Explosion Proof Intelligent Smart Pressure Switch Control 220V

US $ 70-80 / Piece FOB
1 Piece (MOQ)
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BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.

Shaanxi, China Since 2021
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Aoasis High Quality Qjx3-18.5 380V AC 50/60Hz Star-Delta Starter Control Cabinet
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Aoasis High Quality Qjx3-18.5 380V AC 50/60Hz Star-Delta Starter 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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24V Floor Heating Thermostats WiFi Programmable Smart Electric Heating Controls
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24V Floor Heating Thermostats WiFi Programmable Smart Electric Heating Controls

US $ 22.99-25.99 / pieces FOB
500 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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300*150*400mm Refrigeration House Electric Control Box
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300*150*400mm Refrigeration House Electric Control Box

US $ 30-80 / Piece FOB
50 Pieces (MOQ)
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NINGBO SANHE REFRIGERATION CO., LTD.

Zhejiang, China Since 2009
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Acrel with Logic Programmable Function, It Can Meet Various Control Methods Smart Motor Protector Ard3m K1 250

Acrel with Logic Programmable Function, It Can Meet Various Control Methods Smart Motor Protector Ard3m K1 250

US $ 249.2 / Piece FOB
1 Piece (MOQ)
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ACREL CO., LTD.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2019
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Acrel Ard3m K1 100 Smart Motor Protector Integrates Protection, Measurement, Control, Communication, Operation and Maintenance

Acrel Ard3m K1 100 Smart Motor Protector Integrates Protection, Measurement, Control, Communication, Operation and Maintenance

US $ 207.2 / Piece FOB
1 Piece (MOQ)
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ACREL CO., LTD.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2019
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High Performance Expansion IO Module Digital Analog Function Modules , Hot Swappable support Profinet EtherNet/IP CANopen Modbus RTU
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High Performance Expansion IO Module Digital Analog Function Modules , Hot Swappable support Profinet EtherNet/IP CANopen Modbus RTU

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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Marine Products 350HP Engine 4 Stroke Marine Engine Marine Engine Suppliers

Marine Products 350HP Engine 4 Stroke Marine Engine Marine Engine Suppliers

US $ 11,578-11,678 / Piece FOB
1 Piece (MOQ)
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Shandong Kangcheng Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2018
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Factory Thermostat Shtrol Digital Temperature Controller Switch Control Temperatur with CE Sh3b21 Cooling Coldroom
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Factory Thermostat Shtrol Digital Temperature Controller Switch Control Temperatur with CE Sh3b21 Cooling Coldroom

US $ 7-7.5 / Piece FOB
100 Pieces (MOQ)
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Xuzhou Sanhe Automatic Control Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2010
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Heavy-Duty Production-Line Power Panel: Optimized for Large-Scale Industrial Equipment
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Heavy-Duty Production-Line Power Panel: Optimized for Large-Scale Industrial Equipment

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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Ar611 High-Speed Wireless Router for Seamless Home Connectivity High-Speed Router

Ar611 High-Speed Wireless Router for Seamless Home Connectivity High-Speed Router

US $ 134-141 / Piece FOB
1 Piece (MOQ)
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Shanghai Lianmai Tongchuang Technology Co., Ltd.

Shanghai, China Since 2025
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About Relative Humidity Control FAQ

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

    The Relative Humidity Control is a top choice in our Test Machine collection.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.

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

    The Relative Humidity Control is classified under our comprehensive Test Machine range.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?

    Discover the perfect addition to your Test Machine with our Relative Humidity Control.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.

-0.1-100MPa Industrial Water Pump Pressure Control Pressure Switch 24V/220V OEM Customized

-0.1-100MPa Industrial Water Pump Pressure Control Pressure Switch 24V/220V OEM Customized

US $ 70-80 / Piece FOB
1 Piece (MOQ)
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BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.

Shaanxi, China Since 2021
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Smart Wireless Security Alarm System with Mobile APP Control

Smart Wireless Security Alarm System with Mobile APP Control

US $ 61.7-69.4 / Piece FOB
10 Pieces (MOQ)
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Xuzhou Dragon Guard Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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Lxc706 Replace Electric Diesel Generator Auto Start Control Controller Panel
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Lxc706 Replace Electric Diesel Generator Auto Start Control Controller Panel

US $ 40-200 / Piece FOB
1 Piece (MOQ)
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Fuzhou Guangling Electrical Machinery Equipment Co., Ltd.

Fujian, China Since 2020
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Power Saving 1100W Permanent Magnetic Multistage Centrifugal Booster Pump for Residental Housing Apartment Water Supply Pressure Boosting Systems
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Power Saving 1100W Permanent Magnetic Multistage Centrifugal Booster Pump for Residental Housing Apartment Water Supply Pressure Boosting Systems

US $ 50-200 / pcs FOB
50 pcs (MOQ)
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Mepcato Machinery Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
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4 Buttons 433MHz RF Universal Remote Control Kl300-4

4 Buttons 433MHz RF Universal Remote Control Kl300-4

US $ 1-1.5 / Piece FOB
20 Pieces (MOQ)
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Shenzhen Kelvin Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Heavy-Duty-Equipment-Adaptable Durable High-Quality Power Regulation Electrical Panel
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Heavy-Duty-Equipment-Adaptable Durable High-Quality Power Regulation Electrical Panel

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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Diesel Generator Electronic Speed Govornor Eg2000 Brushless Genset Parts
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Diesel Generator Electronic Speed Govornor Eg2000 Brushless Genset Parts

US $ 30-49 / Piece FOB
1 Piece (MOQ)
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Xiamen Hyper Electric Technology Co., Ltd

Fujian, China Since 2023
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Industrial 220V Digital Water Pump Pressure Control 4-Digit LED 1000bar Electronic Pressure Switch

Industrial 220V Digital Water Pump Pressure Control 4-Digit LED 1000bar Electronic Pressure Switch

US $ 70-80 / Piece FOB
1 Piece (MOQ)
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BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.

Shaanxi, China Since 2021
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High-Speed S5755-H48um4y2CZ Router for Seamless Connectivity and Performance

High-Speed S5755-H48um4y2CZ Router for Seamless Connectivity and Performance

US $ 1,100-1,300 / Piece FOB
1 Piece (MOQ)
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Shanghai Lianmai Tongchuang Technology Co., Ltd.

Shanghai, China Since 2025
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Water Cooling Boat Engine 450HP Marine Diesel Engine CCS Ship Diesel

Water Cooling Boat Engine 450HP Marine Diesel Engine CCS Ship Diesel

US $ 29,306-29,406 / Piece FOB
1 Piece (MOQ)
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Shandong Kangcheng Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2018
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Low-Failure High Quality Stable Regulation Extended-Service: Electrical Panel
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Low-Failure High Quality Stable Regulation Extended-Service: Electrical Panel

US $ 1,000-1,100 / 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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Smart 4-20mA 24V 4 Relays Output Digital Pressure Transmitter Controller QYK105

Smart 4-20mA 24V 4 Relays Output Digital Pressure Transmitter Controller QYK105

US $ 70-80 / Piece FOB
1 Piece (MOQ)
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BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.

Shaanxi, China Since 2021
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Stable Long-Lasting Regulation High Quality: Electrical Panel
Secured Trading Service

Stable Long-Lasting Regulation High Quality: Electrical Panel

US $ 5,300-5,400 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Qingdao Haoyang Casting Machinery Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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