PharmaEvent Stability Chambers

ICH Q1A Pharmaceutical Stability Testing

Our PharmaEvent stability chambers have been specially developed to meet the requirements of test laboratories in the pharmaceutical industry. Temperature and humidity models are available in sizes ranging from the compact benchtop to the largest 3-door model (models 280, 600, 1300 and 2000). The exceptional quality construction, innovative product features, accuracy and smart touchscreen control allows for the safest, easiest, and most reliable stability testing.

All stability chambers meet the requirements of ICH Q1A, USP, ISO, IEC, ISTA, ASTM and other test specifications within the performance range of the chambers. Applications include stability testing, shelf life, package testing, accelerated aging for pharmaceutical products/packaging, personal care products and more. Our reach-in stability chambers specifically meet the stability testing ICH Q1A guidelines for drug substances and products summarized below.


These chambers are also available from stock.
Contact us today for pricing.

Long Term:
2-8°C, 25°C/60% RH, 25°C/40% RH, 30°C/35% RH or 30°C/65% RH
30°C/65% RH
40°C/75% RH, 25°C/60% RH


Stability Testing Quote


  • Compact size allows for easy fit through doorways
  • Uni-Flow airflow design provides precise uniformity
  • Patented, high-efficiency Sterile Steam System (SSS)
  • Energy efficient, low power draw
  • Meets ICH Q1A guidelines
  • Quiet operation
  • Stackable benchtop model

  • WebSeason® Controller Interface - Program, Control and Monitor your testing
  • Benchtop, single, double and triple door models
  • Six shelves per door
  • Lockable door
  • Integrated humidity water tank
  • Compact size & casters

  • Specifications
  • Instrumentation
  • Cabinet

Model 280 600 1300 2000
Workspace Volume 10 cu. ft.
(280 L)
 21 cu. ft.
(600 L)
46 cu. ft.
(1300 L)
71 cu. ft.
(2000 L)
Internal Dimensions
W x D x H
Inches (cm)
25.4 x 26.5 x 25.2
(645 x 673 x 641)
 24.4 x 27 x 50.4
(621 x 687 x 1280)
52.8 x 27 x 50.4
(1341 x 687 x 1280)
80.1 x 27.3 x 50.4
(2035 x 695 x 1280)
External Dimensions
W x D x H
Inches (cm)
45.6 x 34.3 x 40
(1159 x 872 x 1017)
 31.6" x 41.7 x 78.5
(803 x 1060 x 1995)
60 x 41 x 78.5
(1523 x 1043 x 1995)
85.8 x 40.9 x 78.7
(2180 x 1040 x 2000)
Temperature Range
+2°C to +70°C
Optional Humidity Range
20% to 90% RH
Temperature Control
(In Time)

±0.1 to 0.2°C
Temperature Uniformity
(In Space)

±0.3 to ±1°C 
Humidity Control
(In Time)
±0.2 to ±1%
Humidity Uniformity
(In Space)
±0.5 to ±2%
No. of Shelves 2 6 12 18

Touch Screen Controller
  • TheWebSeason® Controller Interface - Program, Control and Monitor your testing Up to six users can simultaneously use any web-based device (such as smart phones, tablets, or laptops) to connect to the controller remotely, in their own language. In addition, any user has remote access to view information, such as remaining test time, number of cycles, current steps and actual values, as well as warning and alarm notices. Optional software S!MPATI® pharma for downloading and data report meets 21 CFR Part 11.
  • Ethernet TCP/IP Communication

  • Stainless steel interior, easily cleanable, no need to remove false walls
  • Integral Humidity Water Tank
  • Lockable, solid door
  • Six, slide-out wire rack shelves per door
  • Compact size and casters
  • 2” (5 cm) cable port

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