Altitude Test Chambers

Simulating High Altitude Environmental Conditions with Precision and Control, Products operating in aerospace, defense, automotive, EV, electronics, and energy sectors are often exposed to reduced atmospheric pressure, low temperatures, and rapid pressure transitions.

-40°C to +180°C | -70°C to +180°C | High Ramp Rates | 1mBar (150,000 Ft ASL)

Why Altitude Testing Matters

Innovation Rooted in Engineering Depth

Altitude testing is essential to validate performance, safety, insulation behavior, thermal management, and structural integrity under simulated high-altitude conditions.

Purpose-Built Altitude Test Chambers

CME Altitude Test Chambers are engineered to accurately simulate high-altitude conditions by combining precise pressure control with stable temperature regulation.
Unlike generic vacuum systems adapted for testing, CME chambers integrate altitude simulation, thermal performance, safety systems, and digital intelligence into a unified platform.

Precise Pressure and Altitude Simulation

CME altitude chambers support controlled simulation of a wide range of altitudes, including gradual and rapid pressure changes.
Intelligent pressure control algorithms ensure stable pressure profiles, repeatable transitions, and safe operation throughout the test cycle.

Integrated Temperature Control at Altitude

Reduced air density at altitude significantly affects heat transfer and cooling performance.
CME chambers are designed with optimized airflow strategies and high-performance refrigeration systems to maintain accurate temperature control even under low-pressure conditions.

Typical Applications

Aerospace and defense components and systems
EV components and battery systems
Electronics and avionics testing
Motors, sensors, and power electronics
Transport and storage simulation

Digital Intelligence with enviCoM® 4.0

All CME altitude chambers are powered by enviCoM® 4.0, CME’s proprietary digital control and IoT platform.
The system enables real-time monitoring of pressure, temperature, alarms, and safety states, along with secure data logging, automated reporting, and remote diagnostics.

Simulate High-Altitude Operating Conditions

Work with CME engineers to define pressure, temperature, and safety requirements for altitude simulation testing.

Models		AT-225	AT-560	AT-1000	AT-1500
Test Space Dimension (WXDXH)	mm	500 x 400 x 600	780 x 800 x 940	1000 x 1000 x 1000	1000 x 1500 x 1000
Test Space Dimension (WXDXH)	inch	20 X 16 X 24	31 x 31 x 37	39 x 39 x 39	39 x 59 x 39
Test Space Volume	in Ltr	225	560	1000	1500
Test Space Volume	in Cu.ft	8	20	35.3	53
Temperature Range*	in °C	- 60 to +120
Temperature Range*	in °F	-76 to +248
Ramp rate**		1/2/3/4/5
Altitude range		Upto 10 mbar (Default) Upto 1 mbar (Optional)
Humidity		Optional
**Customized ramp rates are also available

Data-Driven Altitude Testing

High-resolution pressure and temperature data supports detailed analysis, repeatability verification, and compliance with international test standards.

Reach-In and Walk-In Configurations

CME Altitude Test Chambers are available in reach-in and walk-in formats.
Systems can be configured for component-level testing or full-scale assemblies, with customized altitude ranges, temperature profiles, instrumentation, and feedthroughs.

Engineered Customization with Standard Reliability

CME’s Mass Customization Framework allows altitude chambers to be tailored to specific application requirements without compromising reliability or delivery timelines.

Smart Manufacturing and Validation

Altitude chambers are manufactured in CME’s digitally orchestrated production environment with strict quality gates, traceability, and factory acceptance testing.

Lifecycle Support with Levito

Through CME’s lifecycle partner Levito, altitude chambers are supported with installation, commissioning, calibration, digital service, preventive maintenance, and upgrades.

Why Choose CME Altitude Chambers?

Accurate and repeatable altitude simulation
Integrated pressure and temperature control
Digital-first controls and data traceability
Flexible configurations with platform reliability
Strong lifecycle and service support

Also Known As

Altitude Test Chamber
Low Pressure Test Chamber
Vacuum Environmental Test Chamber
High Altitude Simulation Chamber
Altitude Climatic Chamber
CATH Chamber

What is an Altitude Test Chamber?
An Altitude Test Chamber is a specialized environmental test system designed to simulate low-pressure and low-oxygen conditions encountered at high altitudes. These chambers are used to evaluate product performance, safety, and reliability under reduced atmospheric pressure combined with temperature extremes.

What are Altitude Test Chambers also known as?
Altitude Test Chambers are also referred to as Low-Pressure Chambers, Combined Altitude Temperature Humidity Chamber (CATH Chamber), High-Altitude Simulation Chambers, or Vacuum Environmental Chambers, depending on the application and pressure range.

What applications require altitude testing?
Altitude testing is critical for aerospace systems, aviation components, EV batteries, electronics, defense equipment, medical devices, and products that may be transported or operated at high elevations.

What pressure, temperature, and altitude ranges can be simulated?
CME Altitude Test Chambers are engineered to simulate a wide range of altitudes, from moderate elevations to extreme high-altitude conditions, combined with controlled hot and cold temperatures. Exact pressure and temperature capabilities depend on chamber configuration and application requirements.

Which standards are supported by Altitude Test Chambers?
CME Altitude Test Chambers are designed to support standards such as IEC 60068-2-13, MIL-STD-810 (Altitude), RTCA DO-160, ISO standards, and automotive, aerospace, and defense OEM specifications.

How are CME Altitude Test Chambers different from standard environmental chambers?
Unlike standard climatic chambers, CME Altitude Test Chambers integrate precise pressure control with thermal systems, reinforced construction, safety interlocks, and digital traceability for accurate altitude simulation.

Can Altitude Test Chambers be combined with battery or electrical testing?
Yes. CME Altitude Test Chambers can be configured for battery testing, electrical loading, and functional testing through dedicated feedthroughs, safety systems, and integration-ready architecture.

How is test control and data logging handled?
All CME Altitude Test Chambers are powered by the enviCoM® 4.0 controller, enabling synchronized control of pressure and temperature, secure data logging, alarm management, and exportable test reports.

What safety features are included in Altitude Test Chambers?
CME Altitude Test Chambers include pressure safety valves, vacuum protection logic, emergency venting, alarms, and fail-safe systems to protect test specimens, equipment, and operators.

What industries typically use Altitude Test Chambers?
These chambers are widely used by aerospace manufacturers, EV OEMs, defense organizations, electronics manufacturers, and research laboratories.

What service and lifecycle support is available?
CME provides full lifecycle support through Levito, including installation, commissioning, calibration, preventive maintenance, remote diagnostics, and long-term service support.

How do Altitude Test Chambers fit into CME’s testing portfolio?
Altitude Test Chambers integrate seamlessly with CME’s environmental, battery, thermal shock, and combined stress test systems, enabling comprehensive qualification and reliability testing.