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humidity testing standards,environmental test chamber, climate chambers
humidity testing standards,environmental test chamber, climate chambers
humidity testing standards,environmental test chamber, climate chambers
humidity testing standards,environmental test chamber, climate chambers
humidity testing standards,environmental test chamber, climate chambers
10-98%RH Temperature humidity Chamber(Environmental Chamber)
Technical Specifications

MIL-STD-810 Temp/humidity Test

Capacity：245 to 1000L

Temperature Range：-70℃ to +180℃

Temperature Fluctuation：≤ ±0.5℃

Temperture Deviation：≤ ±2.0℃

Temperature Uniformity：≤ 2.0℃

Humidity Range (%RH)※2：5%～98% RH

High Humidity Testing: 85℃ 85%R.H for  1000hours at least, 40℃ 75%R.H ;  55°C, 10% RH;65°C,95%RH;-Option 

Humidity Uniformity：±1.0 % RH

Constant Temperature Control (≤±0.3°C) for Testing Stability

Dew Point Temperature Range：7℃ to 87℃     

Extended Dew Point Conditions： -10℃ 

Noise test：≤ 68dB

Download Supplier Certifications+ Quik Quote Humidity Chamber

Inquiry

Inquiry

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 Download datasheet

Download datasheet
Specifications


Serial
number		Capacity ( m3 )0.2450.4081.0 
1 Model

Climatic Test

 Chamber

ETH225-40ETH225-70ETH408-40ETH408-70ETH1000-40ETH1000-70
2Internal Dimension
WxHxD （mm）		700x700x500700x800x7301000x1000x1000
3External Dimension
WxHxD （mm）		900x1680x1300900x1780x15001200x1980x1700
4Temp Range -40 to +180℃ -70 to +180℃ -40 to +180℃ -70 to +180℃ -40 to +180℃ -70 to +180℃
5Temp Fluctuation≤ ± 0.5℃
6Temp Deviation≤ ± 2.0℃
7Tem Uniformity≤  2.0℃
8Cooling Rate - min (No-Load Condition)
9 +25℃ to  -20℃(mins)301830183019
10 +25℃ to  -40℃(mins)603560326032
11 +25℃ to  -70℃(mins)
80
80
80
12 Heating Rate - min (No-Load Condition)
13 -25℃ to  +150℃(mins)565656565656
14 -40℃ to  +85℃(mins)505050505050
15 -70℃ to  +85℃(mins)
60
60
60
16

Hum Range

 (%RH)※2

 10%～98% RH(5-98%rRH is option)
17Humi Uniformity±1.0 % RH
18

Relative Humidity

 Deviation

 ≤+2.0% ~ -3%RH (humidity>75%RH)
≤±5.0%RH (humidity≤75%RH)
19Power  AC380V; 3 phase 5 lines ; 50/60HZ
20Current(A)
Power(KW)		121514212538
21687101218
22※1 The temperature chambers model is ET-Series

※2 This indicator only applies to the humidity test chamber

※Dry air function-optional


Main Refrigeration Accessories for humidity chambers

PartManufacturer 
Oil separator USA-Emerson
Pressure relayDanfoss, Denmark
Condenser(plate heat exchanger)Guangzhou -Yongqiang
EvaporatorGuangzhou -Yongqiang
Evaporating pressure regulating valveDanfoss, Denmark
Dry filterDanfoss, Denmark
Expansion valveDanfoss, Denmark
Magnetic valveUSA- Sporlan 
Exhaust pressure regulating valveJapanese-SAGInoMIYA
Solenoid valve, manual valve, filters, expansion valve, pressure controller, vibration absorber tube, diminisher, electronic expansion valve are all world famous brand.


Product Features

Humidity Chamber | Precision Temperature & Humidity Test Chambers | Test EQ
Engineered for Extreme Accuracy & Reliability in Temperature Humidity Testing

Engineer for Excellence

Precision Climate ManagementIntelligent Airflow QualitySustainable & Verifiable
Rapid Temperature Recovery ensures your temperature chamber reaches the perfect comfort level without delay.Active Airflow Control continuously circulates and purifies air for  environmental test chamber.Energy-Efficient Design meets rigorous standards, lowering costs and promoting sustainability.
Reliability & Durability are core to our climate systems, built for years of seamless operation.
Data Traceability & Compliance provides transparent performance logs and adherence to all building codes.
Discover the technical details behind your climatic test chamber’s performance.
[Download the Technical Specifications PDF]


Core Technology Highlights

✅ 1. Unmatched Precision Control
• Ultra-Wide Range: -70°C to +180°C & 10% to 98% RH (Extendable to 5%-98% RH)
• Industry-Leading Stability:

  • Temperature Fluctuation ≤ ±0.3°C

  • Humidity Fluctuation ≤ ±2% RH
    • Uniformity: ≤±1.0°C / ≤±3% RH with multi-zone airflow design

✅ 2. Military-Grade Reliability
• SUS304 stainless steel interior | Reinforced double-wall construction
• Zero-condensation humidification system (Steam-boiler + Cascade refrigeration)
• 7x24h safety protocols: Over-temperature/current/voltage protection + Auto-failover

✅ 3. Smart Operation & Connectivity
• 10" Touchscreen Controller with 100+ programmable profiles
• Real-time data logging via USB/RS485/Ethernet (Remote monitoring enabled)
• Maintenance-optimized:

  • Walk-in humidity chamber accessible design

  • Slide-out condenser | Tool-free water tank replacement

✅ 4. Certified for Critical Applications
• Compliant with IEC 60068, MIL-STD-810, JIS Z 0232, IEC60068-2-30,IEC60068-2-38,JESD22A-104,ISO17025 etc;
• Validated for:

  • HALT/ESS testing (Temperature Humidity Chamber)

  • Battery/environmental chamber humidity control

  • Pharmaceutical stability chamber temperature and humidity

Beyond Standard Humidity Chambers

◆ Custom Solutions:

  • Low humidity chamber (down to 3% RH)

  • Walk-in humidity chamber laboratory setups

  • Customized ports/sensors for temperature and humidity controlled chamber

◆ Lifetime Support:
3-year warranty | On-site calibration | Global spare parts network

◆ Cost Efficiency:
30% lower TCO vs. competitors | Energy-saving ECO mode


Your Trusted Humidity Chamber Manufacturer

"Over 92% of Fortune 500 industrial labs standardize on  Test EQ for temperature & humidity test chamber reliability."

◆ Corrosion-resistant design (featuring stainless steel construction and specialized coatings)

Robust cooling capacity to withstand high ambient temperatures

Power outage recovery functionality designed for frequent electrical interruptions. 

A local technical team, on-site spare parts inventory, and a rapid response commitment are in place to address customer concerns regarding after-sales support.


Check -Request Your Custom Proposal Today!
Get Humidity Chamber Price Quote
▸ Compare Models: Benchtop/Lab Humidity Chamber vs. Walk-In Units

Global Humidity Chamber Supplier for Aerospace & Biotech

Additional Options

Primarily used for accelerated damp heat testing, alternating damp heat testing, constant humidity testing, as well as high/low temperature routine testing, cold resistance testing, low-temperature storage, and adaptability testing under rapid or gradual temperature changes in industries such as aviation, aerospace, electronics, instrumentation, electrical products, materials, components, equipment, and complete machines. It is particularly suitable for Environmental Stress Screening (ESS) testing of electrical and electronic products or for enhancing production efficiency. It enables analysis and evaluation of performance and behavior under simulated environmental conditions.

Free to get the test plan and pull to "Ask For A Quick Quote"  TESTEQ sales team will reply you within today for your proposal. 

As a Top Tier Humidity Chamber Manufacturer and Global Supplier, We are highlighting your communicate with us online!

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