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WR-PANEL Environmental Testing Chamber
Illustration of man next to  for scale
 Environmental Testing Chamber
Illustration of man next to  for scale

WR-PANEL

FloorWalk-In

Panelized Walk-In Chambers are fully customizable environmental test rooms engineered with modular panel construction for flexible installation and precise temperature control. Designed for efficient on-site assembly, these chambers provide reliable, uniform environmental conditions while adapting to facility constraints and evolving testing requirements.

Standout Features:

  • Modular panel construction enables easy installation through standard doorways and on-site assembly
  • Fully customizable configurations including panel thickness, flooring, doors, access ports, and viewing windows
  • Engineered airflow system with configurable plenum design for uniform temperature distribution around the DUT
  • Precision temperature control within ±0.5°C using integrated heating and refrigeration systems
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  • Standard Features
  • Instrumentation
  • Safety Features
  • Optional Features
  • Applications

Standard Features

STANDARD FEATURES

  • Interior cabinet: stainless steel, type 304
  • Exterior cabinet: polyurethane foam panels are lined with an easy-to-clean finish, color: white
  • Port configuration, 2 ports included
  • Internal lights with external switch
  • Full opening door, hinge-side determined by customer
  • 1 multi-pane viewing window in the door included
  • Forced air circulation
  • Water-cooled or air-cooled

Instrumentation

STANDARD INSTRUMENTATION

CONTROLLER   AESONE CONNECT® allows for secure remote access to your test chamber and gives easy profile creation, operational control, and data management.

Walk-in Series Test Chambers have incorporated AESONE CONNECT® creating a robust connected device for a standard and uniform interface making test chamber operation easier.

AESONE XCHANGE is hardware internal to the chamber that increases your functionality

  • Connects the test chamber controller to your network for increased accessibility
  • On-board multi-year data logging

AESONE SOFTWARE gives you the power to

  • Remote chamber operation and monitoring, 
  • Web-based test profile creation, 
  • Viewing current data and historical data visually
  • Secure multi-level user access 

ADDITIONAL ONBOARD INSTRUMENTATION

WATLOW F4T PROGRAMMABLE CONTROLLER. Features a 4.3” capacitive touchscreen minimizing the chance for error. Ethernet communication supported by AESONE HARDWARE. View more controller options

SENSORS.

  • TEMPERATURE SENSOR. Measured at the point of airflow entering the workspace. Class A, 3-wire, 100 Ohm Platinum RTD sensor
  • RELATIVE HUMIDITY SENSOR. Measured at the point of airflow entering the workspace. Speed of airflow does not affect measurement. Sensor is highly accurate between 10-95% RH, over the entire temperature operating range of -65°C to +150°C (-85°F to +302°F)
  • View sensor options

OPTIONAL DATA LOGGERS. View additional data loggers

Safety Features

STANDARD SAFETY FEATURES

  • HIGH/LOW TEMPERATURE CONTROL. an adjustable temperature limit controller allows you to program the highest and lowest temperature of the device under test, protecting products from compromising temperature exposure.
  • Internal high-temperature limit safety
  • Refrigeration system over-pressure safety circuit
  • TUV Rheinland Certified Meeting UL 508A, US, C, E

Optional Features

  • LN2 Boost Cool
  • CO2 Boost Cool 
  • Adjustable Saftey with Alarm 
  • Honeywell Chart Recorder 
  • Honeywell Digital Chart Recorder 
  • Change Port Size/Access Point 
  • Desiccant Air Dryer to ensure conditions as low as 5% RH 
  • Dry Nitrogen Purge to keep condensation and frost from accumulating on DUT surfaces at cold temperatures and to prevent oxidation of metals surfaces at high temperatures
  • Dehumidifier 
  • Water-Cooled Condenser 
  • Noise Reduction Package 
  • Alternative Power Requirements 
  • Other Options Available on Request

Applications

PANEL WALK-INS COME IN VARIETY OF SIZES AND SHAPES OFFERING COMPLETE FLEXIBILITY

STABILITY WALK-IN CHAMBERS

When products need to be tested or stored in a constant environment, stability chambers will replicate such conditions.

Stability chambers are meant to run constantly for long periods of time at a consistent temperature with or without humidity.

These steady-state chambers are electronically configured to meet several governmental regulations and test requirements in industries such as electronics, healthcare, food and beverage, packaging, life science, and more.  Chambers are always factory set and configured to meet your specific test requirements, and a service team member can calibrate the chamber to ensure accuracy.

Below are common sizes manufactured at Associated Environmental Systems in Acton, Massachusetts.  We are known for building custom stability chambers which meet our customers specifications with the same manufacturing lead times as standard chambers.

Common Standard Sizes

Working Volume † Exterior †
264.8 cu ft (7,498.3 l)
Interior: 52x88x100 in
60x96x116 in
337.9 cu ft (9,568 l)
Interior: 52x112x100 in
60x120x116 in
485.1 cu ft (13,736 l)
Interior: 88x88x108 in
96x96x124 in
617.4 cu ft (17,482.8 l)
Interior: 88x112x108 in
96x120x124 in
785.8 cu ft (22,251.4 l)
Interior: 112x112x108 in
120x120x124 in
954.2 cu ft (27,019 l)
Interior: 136x112x108 in
144x120x124 in
1,112.6 cu ft (31,788.5 l)
Interior: 160x112x108 in
168x120x124 in

Stability Performance

Temperature Only* or
Temperature & Humidity*
Standard
Range
-40° C to +85° C
Extended
Cold Range
-65° C to + 85° C
Extended
Hot Range
-40° C to +150° C
Standard: 3.5HP, Air Cooled Unit
Optional: Water Cooled Unit
Specify your needs, and an Associated Environmental Systems Engineer will work with you to calculate your needs for temperature system or a dual temperature and humidity system. The gray ranges in the chart are the most common. However, other configurations are available.

* Temperature and humidity at sensor   † Additional WidthxDepthxHeight configurations available

WALK-IN PERFORMANCE CHAMBERS 

Performance chambers are used for iterative testing where conditions fluctuate. 

Chambers are available in more than two dozen sizes and can be combined with many power packages.  Below is a small sampling of our most common chamber sizes with associated power packages to help you understand the performance options available to you.  The matrix allows you to choose by size or by performance needs.

walk-in-chart-web-op

walk-in-chart-web-op

Extended performance test chambers are typically constructed using solid structure walls due to pressure created within the workspace.  Unique circumstances can apply to allow extended performance capabilities within a panel test chamber, discuss your options with AES sales and engineering team members to specify your needs. 

*Rise and pull-down rates calculated using IEC 60068-3-5 standard. Custom options available.

*Ideal ambient temperature conditions for test chambers is 23°C (73.4°F). The temperature and humidity range of assured performance is between 15°C and 25°C (59°F/77°F) and 30-50% relative humidity. Conditions outside this range may affect the performance of your test chamber and reduce the lifespan of the equipment.

APPLICATIONS & USE CASES

The WR Walk-In Series is highly customizable, depending on the product you are testing. Engineered as large-scale environmental rooms for full-size assemblies, server racks, satellites, and production-scale payloads, the WR Series is offered as both stability walk-ins (steady-state, long-duration conditioning) and performance walk-ins (iterative thermal cycling). Dimensions, door configurations, live-load capacity, floor loading, temperature and humidity ranges, ramp rates, pass-through ports, and controls are all tailored to the application.

HIGHLIGHTED INDUSTRIES

Learn more about the industries we serve here.

  • High-Performance Computing
  • Aerospace & Aviation
  • Pharmaceuticals
  • Medical Devices
  • Energy Grid Storage
  • Consumer Products
  • Packaging
  • Military & Defense

USE CASES

  • Testing, Inspection & Certification (TIC) Walk-In Application: Fully customized walk-in chamber built for a TIC customer to certify production-scale payloads with 30 kW live load capacity, 600 lbs/sqft aluminum floor (3,000 lb static), 5" Insulframe stainless steel panels, and a 9' H × 8' W double-swing bi-part door. Commissioned in phases with a remote machine pack for modular installation. Read more
  • Aerospace Satellite Environmental Simulation Application: A global e-commerce and technology company deployed six identical 2,688 cu ft WR walk-ins to replicate launch and on-orbit conditions for its satellite fleet. Read more
  • High Performance Computing (HPC) High Live Load Application: The QUANTUM WR-5246-40 is engineered for up to 250 kW live-load AI/HPC server rack and GPU testing. Features include a floorless design that accepts two full server racks directly from the data center floor, optimized airflow and static-pressure management for realistic thermal loading, large viewing windows for DUT observation, and AESONE CONNECT® remote monitoring for long-duration data center simulation runs. Read more