Temperature-Only vs Temperature & Humidity Chambers
Temperature-Controlled Chambers
Temperature-controlled environmental chambers maintain a set temperature or execute programmed temperature profiles without active humidity control. They are suited for temperature cycling, thermal conditioning, accelerated aging at elevated temperatures, and applications where humidity control is not required. Temperature-only chambers are generally simpler to maintain than combined temperature and humidity systems.
Temperature & Humidity Chambers
Temperature and humidity chambers control both temperature and relative humidity simultaneously, making them suited for stability studies, climate simulation, packaging testing, and applications where both environmental variables must be controlled. Humidification and dehumidification systems add complexity and require additional maintenance attention. Confirm that the specific chamber configuration supports the humidity range required for your application.
Stability Chambers and Constant Climate Chambers
Stability chambers and constant climate chambers are designed for long-duration controlled-condition studies where consistent temperature and humidity must be maintained over extended periods. They are commonly used in pharmaceutical R&D, biotechnology research, materials testing, packaging studies, and general laboratory stability workflows. Data logging and alarm capabilities are important considerations for stability applications. Suitability for specific regulatory or institutional stability study requirements — including ICH guidelines or GxP environments — must be confirmed by the buyer and their quality and compliance team. mLab Supply does not guarantee that any used or refurbished chamber meets specific regulatory standards without independent verification.
Popular Environmental Chamber Manufacturers and Models
mLab Supply sources environmental chambers from leading manufacturers including Binder, ESPEC, Caron, Thermo Scientific, Memmert, and Percival Scientific. Common models available to source include:
Binder
- KBF Series
- KMF Series
ESPEC
- SH Series
Caron
- 6010
Thermo Scientific
- Forma Environmental Chamber
Memmert
- HPP
Percival Scientific
- Environmental Chamber
Environmental Chambers vs Incubators
Environmental chambers and incubator shakers are different instrument categories and should not be treated as interchangeable. Environmental chambers are designed for controlled environmental simulation and testing — they may control temperature and humidity across broader programmed conditions and are used for stability studies, accelerated aging, materials testing, and environmental simulation workflows. Incubators are generally optimized for maintaining biological samples under relatively stable incubation conditions, typically at a fixed temperature. The appropriate instrument depends on your specific application requirements.
Buying Used and Refurbished Environmental Chambers
Used and refurbished environmental chambers can offer significant cost savings compared to new instruments. When evaluating a used chamber, key inspection points include:
- Compressor and refrigeration: Where applicable, confirm compressor condition and refrigeration system integrity. Refrigeration system condition affects temperature performance and recovery.
- Heaters: Confirm heater condition and function.
- Humidification and dehumidification: For humidity-capable chambers, confirm humidification system condition, water supply connections, and dehumidification function.
- Sensors: Confirm temperature and humidity sensor condition and calibration history where available.
- Controller: Confirm controller function, programming capability, and software version where applicable.
- Door and gaskets: Confirm door seal integrity. Damaged gaskets affect temperature and humidity stability.
- Interior condition: Confirm interior cleanliness, shelving condition, and access port integrity.
- Data logging and alarms: Confirm data logging capability and alarm function where required.
- Service history: Request available calibration, qualification, and maintenance records where available.
- Accessories: Confirm which accessories are included. Configuration varies by unit.
Calibration status, sensor condition, qualification documentation, and accessory completeness must be confirmed per unit. mLab Supply does not guarantee that any used or refurbished chamber meets specific regulatory or institutional requirements without independent verification.
Temperature, Humidity, and Control Verification
After installation or relocation, temperature and humidity performance should be verified before use in critical applications. Key verification considerations include sensor condition and calibration status, controller function and programming accuracy, temperature stability and uniformity across the chamber interior, humidity accuracy and stability where applicable, alarm function, and data logging integrity. Calibration documentation should be requested where available. mLab Supply does not guarantee temperature uniformity, humidity accuracy, or calibration status on used instruments. Performance verification is the responsibility of the buyer.
Applications
Environmental chambers support a wide range of laboratory and industrial testing workflows including stability studies, pharmaceutical R&D, biotechnology research, materials testing, packaging studies, accelerated aging, environmental simulation, component testing, controlled storage and testing, and general laboratory climate studies. Suitability for specific regulated applications, ICH conditions, or institutional quality requirements must be confirmed by the buyer and their compliance team.
Facility and Installation Planning
Environmental chambers vary significantly in footprint, weight, and facility requirements depending on size and configuration. Key installation considerations include available floor or bench space, electrical requirements, heat rejection and room ventilation, water supply and drain connections where required for humidification, clearance around the unit, doorway and access dimensions for delivery, floor loading capacity for larger reach-in chambers, and freight and rigging requirements. Performance verification is recommended after installation and after any relocation. Confirm all site requirements before finalizing a purchase.
Procurement and Logistics
mLab Supply supports institutional procurement workflows including formal quotations, purchase orders, and vendor onboarding documentation. We can source specific environmental chamber models and configurations on request. Freight coordination, deinstallation, rigging, and installation coordination are available for larger systems. We also purchase surplus and decommissioned environmental chambers — contact us via the Sell Lab Equipment page if you have equipment available.
Frequently Asked Questions
What is an environmental chamber?
An environmental chamber is a controlled-environment system used to simulate or maintain specific temperature and/or humidity conditions for testing, stability studies, accelerated aging, and environmental simulation workflows. Environmental chambers are used across pharmaceutical, biotechnology, materials science, packaging, and general laboratory research applications.
What is the difference between an environmental chamber and an incubator?
Environmental chambers are designed for controlled environmental simulation and testing, often controlling temperature and humidity across broader programmed conditions for stability studies, accelerated aging, and materials testing. Incubators are generally optimized for maintaining biological samples under stable incubation conditions at a fixed temperature. They are different instrument categories suited to different applications.
What is a stability chamber?
A stability chamber is an environmental chamber designed for long-duration controlled-condition studies where consistent temperature and humidity must be maintained over extended periods. Stability chambers are commonly used in pharmaceutical R&D, biotechnology, and materials research. Suitability for specific regulatory stability study requirements must be confirmed by the buyer and their quality and compliance team.
What is a temperature and humidity chamber?
A temperature and humidity chamber controls both temperature and relative humidity simultaneously. It is used for stability studies, climate simulation, packaging testing, and applications where both environmental variables must be controlled. Not all environmental chambers include humidity control — confirm the specific configuration before purchasing.
What should I inspect before buying a used environmental chamber?
Key inspection points include compressor and refrigeration condition where applicable, heater function, humidification and dehumidification system condition, sensor condition and calibration history, controller function and programming capability, door seal and gasket integrity, interior condition and shelving, data logging and alarm function, and available service and qualification history. Accessory completeness varies by unit.
Are used environmental chambers calibrated before sale?
Calibration and qualification status varies by unit. mLab Supply does not guarantee that any used chamber has been calibrated or qualified unless explicitly stated for a specific listing. Request available calibration and service documentation when inquiring about a specific instrument.
Do all environmental chambers control humidity?
No. Temperature-only chambers maintain controlled temperature without active humidity control. Temperature and humidity chambers control both variables simultaneously. Confirm whether your application requires humidity control and verify the specific chamber configuration before purchasing.
Can mLab Supply source a specific Binder, ESPEC, Caron, Thermo Scientific, Memmert, or Percival Scientific model?
Yes. We source environmental chambers from Binder, ESPEC, Caron, Thermo Scientific, Memmert, Percival Scientific, and other manufacturers on request. Submit a Request a Quote with your preferred manufacturer, model, chamber volume, and configuration requirements and we will confirm current sourcing options and availability.
Are refurbished environmental chambers suitable for regulated stability studies?
Suitability for regulated stability studies depends on the specific chamber's condition, calibration status, qualification history, and your institution's requirements. mLab Supply does not guarantee that any used or refurbished chamber meets ICH guidelines, GxP requirements, or other regulatory standards without independent verification. Consult your quality and compliance team before purchasing for regulated use.
What facility requirements should I confirm before purchasing an environmental chamber?
Key facility requirements include available floor or bench space, electrical supply, heat rejection and room ventilation, water supply and drain connections where required for humidification, clearance around the unit, doorway and access dimensions for delivery, and floor loading capacity for larger chambers. Confirm all site requirements before finalizing a purchase.
Does mLab Supply coordinate freight and rigging for environmental chambers?
Yes. Contact us when requesting a quote to discuss freight, rigging, deinstallation, and installation coordination requirements for your specific location and chamber size.
Does mLab Supply purchase surplus environmental chambers?
Yes. We purchase decommissioned and surplus environmental chambers and other laboratory equipment. Visit our Sell Lab Equipment page to submit details about your equipment.