Description
PW-CTH225-40A Constant Temperature and Humidity Test Chamber (225L)
This machine is designed for materials to complete high and low temperature testing, with beautiful appearance and reasonable structure, to meet the high temperature -40 to 150 degrees, humidity 20% ~ 98% of the test conditions, because of high cost performance, for the majority of material manufacturers to use.
I. Machine Specifications:
| Model | PW-CTH80-40A | PW-CTH100-40A | PW-CTH150-40A | PW-CTH225-40A | PW-CTH408-40A | PW-CTH1000-40A |
| Volume | 80L | 100L | 150L | 225L | 408L | 1000L |
| a | 400 | 500 | 500 | 600 | 800 | 1000 |
| b | 400 | 400 | 500 | 500 | 600 | 1000 |
| c | 500 | 500 | 600 | 750 | 850 | 1000 |
| A | 680 | 700 | 700 | 800 | 1000 | 1200 |
| B | 1200 | 1310 | 1410 | 1410 | 1510 | 1910 |
| C | 1620 | 1455 | 1570 | 1705 | 1680 | 1900 |
| Temperature Range | -40~150℃ (Different temperature ranges correspond to different models, please call or email for consultation) | |||||
| Total Power | About 5KW | About 6KW | About 6.5KW | About 7KW | About 8KW | About 10KW |
| Voltage | 220 | 220 | 220 | 380 | 380 | 380 |
II. Structural Materials:
Inner Chamber Material: Mirror finish stainless steel plate (SUS#304).
Outer Chamber Material: First-grade steel plate with electrostatic spray coating.
Base Material: National standard angle iron.
Insulation Material: Rigid Polyurethane foam + glass wool.
Air Circulation System: 90W Motor / Extended shaft / Multi-blade impeller / Special adjustable louvers air circulation system.
Chamber Door: Single door, left opening, handle on the right side.
Window: Triple vacuum layer.
Door Latch: Embedded non-reactive flat handle.
Rear Knob: SUS#304.
Viewing Light: 5W.
Test Hole: One 50mm test hole on the left side of the chamber body, with one silicone plug.
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.
Use Scenarios
Accelerated Aging Testing in Material Development
In materials science laboratories focused on product lifespan analysis, the PW-CTH225-40A serves as a critical tool to simulate extended environmental exposure within shortened timeframes. It creates accurate, repeatable conditions combining temperature and humidity fluctuations to identify potential failure modes. The chamber’s compliance with GB and ASTM test methods ensures that temperature and moisture cycles reflect real-world use environments, providing valid data for product certification. Integration with laboratory information management systems (LIMS) facilitates automated test sequencing, supporting robust reliability assurance in material R&D projects, a process aligned with temperature humidity test chamber reliable practices.
Environmental Stress Qualification for Electronic Components
The electronics manufacturing industry utilizes this constant temperature and humidity chamber to validate component endurance under controlled climatic stress. Testing ensures devices maintain functionality across thermal shocks and varying moisture levels encountered in operational settings. The uniform air circulation system and precise environmental regulation minimize variation, enabling consistent test outcomes vital for quality control. The chamber can be incorporated into production QA lines or specialized test labs, enforcing compliance with EN environmental standards and supporting diligent failure mode analyses. This ensures product reliability and regulatory conformity critical to competitive electronics manufacturing.
FAQ
What temperature and humidity ranges does the PW-CTH225-40A support?
Our PW-CTH225-40A constant temperature and humidity test chamber operates between -40°C and 150°C, with controlled humidity from 20% to 98% RH. This range ensures precise environmental simulation for advanced material testing and quality assurance in your applications.
Can we customize the test chamber to fit specific climate conditions?
Yes, we offer different models with varying temperature and humidity parameters. For tailored specifications or adaptation requests to your testing environment, please consult our sales team to receive a custom solution from our climate chamber factory.
How do you handle delivery and shipping for the test chamber?
Delivery times depend on order details and destination. As a reliable temperature humidity test chamber supplier, we coordinate logistics to ensure prompt shipment. Please contact us directly at pw@pw-test.com for accurate lead times and shipping arrangements.












