Advanced Humidity Control Testing Chamber for Environmental Analysis
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Product Highlights
- Customizable Humidity: Standard 10%-98%RH; low humidity type customizable down to 5%RH.
- High Capacity Storage: Stores 150 programs with 1500 segments; supports 9999x999 cycles.
- Advanced Control System: Intelligent PID + SSR/SCR with slope control logic for precise regulation.
- Durable Construction: Internal SUS#304 stainless steel with advanced electrolytic board exterior.
- Comprehensive Safety: 15 system inspections including overload, over-temperature, and fault alarms.
- Flexible Power Supply: Supports AC220V/380V with adjustable voltage and various plug types.
Product Attributes
- After-sales Service
- Support
- Power Supply
- 220V
- Certification
- CE, ISO, SGS
- Model NO.
- PW-CTH80-40A
- Warranty
- 1 Year
- Model No
- Pw-Cth80-40A
- Internal Dimensions
- 50×50×60cm(Wxdxh)
- External Dimensions
- 75X134X156cm(Wxdxh)
- Temperature Range
- -40ºC-150ºC
- Temperature Uniformity
- ±0.5ºC
- Temperature Stability
- ±0.3ºC
- Humidity Range
- 20%-98%Rh
- Humidity Stability
- ±2%Rh
- Internal Material
- SUS#304
- External Material
- Advanced Paint Treatment of Electrolytic Board
- Transport Package
- Wood
- Specification
- 80L, 150L, 225L, 408L, 800L
- Trademark
- PW
- Origin
- China
- HS Code
- 8514109000
- Production Capacity
- 1000pieces/Year
- Package Size
- 70.00cm * 159.00cm * 118.00cm
- Package Gross Weight
- 300.000kg
Product Images of Advanced Humidity Control Testing Chamber for Environmental Analysis
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Product Description
TS desktop constant temperature and humidity test box is used to test the performance of materials in various environments and test the heat resistance, cold resistance, dry resistance, and humidity resistance of various materials. It is suitable for testing the quality of products such as electronics, electrical appliances, communications, instruments, vehicles, plastic products, metals, food, chemicals, building materials, medical treatment, and aerospace.
Appearance: High-quality appearance, the body adopts a circular arc shape, the surface is treated with matte stripes, and the flat non-reactional handle is used, which is easy to operate, safe, and reliable.
Observation window: rectangular multi-layer glass viewing window, which can be used for observation of the test product in the test.
The window is equipped with a sweat-proof electric heater device to prevent condensation and water droplets, and a high-brightness PL fluorescent lamp maintains the lighting in the box.
Water supply system: With an external water supply system, it is convenient to supplement the water supply of the humidification barrel and automatically recycle it for use.
Compressor: The compressor cycle system adopts the French "Taikang" brand, which can effectively remove the lubricating oil between the condenser tube and the capillary tube and the whole series adopts environmentally friendly cold coal (R404, 507)
Control mode: adopt intelligent PID + SSR / SCR forward and inverse two-way synchronization output, containing advanced slope control logic.
Controller: It has multi-segment program editing and temperature and humidity can be controlled quickly (OUICK) or slope (SLOP).
System capacity: 150 groups of programs × 1500 segments can be logged in, the number of segments can be divided arbitrarily, and the programs can be connected to each other freely.
Cycle setting: 9999×999 cycles can be executed, and 5 groups of independent partial cycles can be cut out.
Time signal: 3 sets of timing control output interfaces, with 10 timing control modes, it is convenient to execute the timing planning of external drive components start/stop.
Safety inspection: 15 full-featured system inspections to ensure the safe operation of the machine. Failure time, items, and troubleshooting measures can be automatically displayed.
| Internal dimensions(W×H×D)cm | 40×50×40cm(WxDxH) |
| Outside size(W×H×D)cm | 70X159X118cm(WxDxH) |
| Volume(L) | 80L,150L,225L,408L,:800L |
| Heating rate | 3ºC/min |
| Cooling rate | 1ºC/min |
| Temperature range | -40ºC~150ºC |
| Temperature uniformity | ±0.5ºC |
| Humidity distribution uniformity | ±2% |
| Temperature stability | ±0.3ºC |
| Humidity stability | ±2%RH |
| Humidity range | 10%~98%RH (can be customized according to customer requirements: low humidity type can reach 5%RH) |
| Program control | Program control 120 groups of 1200 segment programming, 999 cycle settings, and multiple groups of PID control functions, with RS-232 computer, interface control. |
| Humidification system | Surface evaporative type, with additional protection against water shortage and power failure, and overheating. |
| Dehumidification system | Freezing latent heat dehumidification method |
| Cooling system | -20ºC above adopts a one-element fully enclosed air-cooled refrigeration system, below -40ºC adopts a dual-element fully enclosed air-cooled refrigeration system |
| Water supply system | Built-in pure water generator, tap water can be directly added without manual water addition, and a water shortage warning device is attached |
| Internal material | SUS#304 |
| External material | Advanced paint treatment of electrolytic board |
| Insulation material | Rock wool and rigid PU foam insulation |
| Safety devices | No fuse switch, compressor overload, high cooling coal, over-temperature, power failure, protection switch, temperature limit protection and fault alarm device |
| Temperature and humidity adjustment | Balanced temperature and humidity control method |
| Standard equipment | Automatic defogging glass window, two upper and lower adjustable compartments, test hole, operating room lamp, movable wheel |
| Optional equipment | Recorder |
| Power Supply | AC220V/380V±10%,50/60Hz |

Company Introduction:
Since 2007, PW Instruments has been empowering customers worldwide to achieve higher quality and lower total cost of ownership through precision testing solutions that strictly follow international standards-GB, ASTM, EN and more.
Our DNA is innovation. Founded by senior R&D expert Mr. Peiwu Liu and headquartered in Dongguan's technology center, PW integrates in-house industrial design, proprietary measurement-and-control systems, and a global supply network trusted by industry leaders, research scientists and laboratory managers on five continents.
Today, PW delivers three world-class product lines:
• Material Testing Machines
• Reliability Test Chambers
• Precision Measurement Instruments
Every solution is engineered for accuracy, durability and seamless integration-so you can test with confidence and compete with certainty.
Corporate Culture:
Vision: Become a world-renowned instrument manufacturer
Mission: Provide customers with high-quality testing equipment
Values: Customer satisfaction is our aim.



Q: Are you a trading company or a factory?
A: We are a factory with over 20 years of expertise in the testing equipment field and more than 15 years of export experience.
Q: How long is the delivery time after placing an order?
A: Normally 10-25 days. If we have stock, shipment can be arranged within 3 days. Please note that lead time may vary depending on the product type and order quantity.
Q: What warranty and after-sales service do you provide?
A: All testing machines come with a 12-month warranty by PW. Even if the controller issue is not from our factory, we can help repair it free of charge. After the warranty period, our professional after-sales team continues to provide technical support and timely solutions for any issues you may encounter.
Q: How do you ensure product quality and support users?
A:
Video tutorials for installation and operation.
On-site training by our engineers (available upon request).
Products are widely recognized and trusted by customers worldwide.
Flexible power solutions: different plugs available, adjustable voltage, and safety indicators included.
Q: Can your products be customized?
A: Yes, we can customize products according to your specific requirements and parameters.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2321161". Items marked "" are certified.
Company Profile
About Us
Founded in 2004 and officially registered in 2007, PW INSTRUMENTS is a national high-tech enterprise and specialized "Little Giant" company with a registered capital of RMB 11.11 million. With nearly two decades of expertise in precision testing instruments, we integrate R&D, manufacturing, sales, and service to deliver high-quality precision testing instruments and one-stop solutions to customers worldwide.
Corporate Vision & Mission
- Core Value: Customer Satisfaction
- Mission: To provide customers with superior products and services
- Vision: To become a globally renowned instrument manufacturer
Milestones
- 2004: Established as Dongguan Changan Yuelian Instrument Business Department
- 2007: Founded as Dongguan Yuelian Testing Instruments Co., Ltd.
- 2015: Increased capital to RMB 11.11 million; Renamed to PW INSTRUMENTS
- 2016: Authorized as German ZEISS distributor; Certified with ISO 9001; Recognized as National High-Tech Enterprise
- 2021: Multiple invention patents approved; Established Shanghai Puweilong Instruments Co., Ltd.
- 2023: Certified as Guangdong Innovative Enterprise
Core Strengths
- Certifications: ISO 9001 Quality Management System, CE, SGS, and dozens of national patents and software copyrights
- Digital Management: One of the few instrument companies in the industry operating CRM, ERP, and PLM systems simultaneously, ensuring efficient control across R&D, production, sales, and after-sales processes
Core Products
Mechanical Testing Machines
Comprehensive solutions for mechanical property testing, from basic to complex applications:
1. US Series Tensile/Peel Strength Testers
2. UH Series Horizontal Peel Testers
3. UCS-T Single-Column High-Temperature Tensile/Peel Testers
4. UCS Single-Column High & Low Temperature Tensile/Peel Testers
5. UCD-T Dual-Column High-Temperature Tensile/Peel Testers
6. UCD Dual-Column High & Low Temperature Tensile/Peel Testers
7. UDF Dynamic Fatigue Testing Machines
8. Industry-Specific Mechanical Testers
Environmental Reliability Test Chambers
Comprehensive environmental simulation and reliability testing solutions:
1. CO Precision Drying Ovens
2. CHL High & Low Temperature Test Chambers
3. CTH Temperature & Humidity Test Chambers
4. CTS Thermal Shock Test Chambers
5. CFT Rapid Temperature Change Test Chambers
6. CTS Thermal Flow Meters
7. PCT Accelerated Aging Test Chambers
8. HAST Accelerated Aging Test Chambers
9. CUV UV Aging Test Chambers
10. CX Xenon Lamp Aging Test Chambers
11. SUN Solar Simulation Test Chambers
12. CS Salt Spray Test Chambers
13. CCT Cyclic Corrosion Test Chambers
14. CWK Walk-in Temperature & Humidity Test Rooms
Optical Vision Measuring Systems
High-precision, non-contact measurement solutions for dimensional and surface performance:
1. OMS Manual Vision Measuring Machines
2. OCA Automatic Vision Measuring Machines
3. OAP Automatic Vision Measuring Machines
4. OHP Ultra-High Precision Vision Measuring Machines
5. OAS Cantilever/Bridge-Type Measuring Machines
6. OMV Precision Multi-Sensor Measuring Machines
7. OMH Ultra-High Precision Optical Measuring Machines
8. ORM Large-Field Flash Measuring Systems
9. OIM One-Touch Flash Measuring Systems
10. OFM Flying-Probe Measuring Systems
11. OFM Ultra-Precision Flying-Probe Measuring Systems
12. Contact Angle Measuring Instruments
Applications & Services
Key Application Areas
Our products are widely used in:
- New Energy Lithium Batteries
- Semiconductor Industry
- 3C Electronics
- Die-Cutting & New Materials
- Automotive Components
- Universities, Research Institutes, and Quality Inspection Agencies
Service Network
We have established a rapid-response service network across China with multiple global agency partnerships:
- Headquarters: Dongguan, Guangdong
- Testing Center: Suzhou
- Subsidiary: Shanghai
- Vietnam: Bac Ninh
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Room 901, Building 11, No. 2 Houjie Dongye Road, Houjie Town, Dongguan City, Guangdong Province, Dongguan, Guangdong, China
-
Plant Area
- 3000 square meters
-
Number of Employees
- 32
-
Registered Capital
- 11,110,000 RMB
-
Terms of Payment
- T/T, PayPal, LC, D/P, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CFR, CIF, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shenzhen Port
-
Minimum Order Quantity
- 1 set
-
Supply Chain Partners
- 200
Our Production Capability & Technical Expertise
-
Main Products
- Universal Material Testing Machine, Climate Test Chamber, Optical Measurement Machine, Physical Property Testing Machine
-
Production Lines
- 3
-
Production Machines
- Laser Marking Facility, Bidirectional Precision Autocollimator, Blue Light 3D Scanner, Handheld Laser 3D Scanner
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Function inspection & Visual inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 4 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2007-03-30
-
Export Year
- 16 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE
-
Cooperated with Fortune 500
- Yes
FAQ
- Are you a trading company or a factory?
- We are a factory with over 20 years of expertise in the testing equipment field and more than 15 years of export experience.
- How long is the delivery time after placing an order?
- Normally 10-25 days. If we have stock, shipment can be arranged within 3 days. Please note that lead time may vary depending on the product type and order quantity.
- What warranty and after-sales service do you provide?
- All testing machines come with a 12-month warranty by PW. Even if the controller issue is not from our factory, we can help repair it free of charge. After the warranty period, our professional after-sales team continues to provide technical support and timely solutions for any issues you may encounter.
- How do you ensure product quality and support users?
- 100% inspection and testing before delivery. Video tutorials for installation and operation. On-site training by our engineers (available upon request). Products are widely recognized and trusted by customers worldwide. Flexible power solutions: different plugs available, adjustable voltage, and safety indicators included.
- Can your products be customized?
- Yes, we can customize products according to your specific requirements and parameters.
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