Clark Testing offers a comprehensive range of environmental testing equipment designed to simulate real-world conditions and validate product performance. Our chambers support a wide range of temperature, humidity, and environmental conditions to meet diverse testing requirements.

Walk-In Environmental Chambers

ESPEC Walk-In Chamber

• Temperature Range: -70°C to 95°C
• Maximum Cooling Ramp: 5°C/minute with 10,000 lb load
• Humidity Range: 15% to 95% RH (within measurable tolerance)
• Entryway: 8 ft (W) x 10 ft (H)
• Internal Test Area: 16 ft (W) x 16 ft (D)
• Access Ports: (4) 4-inch ports

Russells Walk-In Chamber

• Temperature Range: -30°C (-90°C LN2 Assist) to 95°C
• Humidity Range: 15% to 95% RH (within measurable tolerance)
• Entryway: 72 in (W) x 95.5 in (H) (6 ft x 7.9 ft)
• Internal Test Area: 146 in (W) x 183 in (D) x 121 in (H) (12 ft x 15 ft x 10 ft)
• Access Ports: (3) 6-inch ports

Environmental Test Chambers

Russells High Altitude Chamber

• Temperature Range: -30°C to 175°C
• Cooling Ramp: 2°C/minute
• Humidity Range: 15% to 95% RH (within measurable tolerance)
• Internal Test Area: 72 in (W) x 42 in (D) x 60 in (H)
• Access Port: (1) 3-inch port
• Capacity: 350 lbs

Thermotron Cabinet Chamber (Model 1)

• Temperature Range: 0°C to 95°C
• Cooling Ramp: 2°C/minute
• Humidity Range: 15% to 95% RH (within measurable tolerance)
• Internal Test Area: 36 in (W) x 36 in (D) x 36 in (H)
• Access Ports: (2) 6-inch ports

Thermotron Cabinet Chamber (Model 2)

• Temperature Range: -70°C to 170°C
• Cooling Ramp: 10°C/minute
• Internal Test Area: 24 in (W) x 24 in (D) x 24 in (H)
• Access Ports: (2) 4-inch ports

High Temperature Ovens

Grieve High Temperature Oven

• Temperature Range: Ambient to 400°C
• Units Available: 4 (various sizes and capabilities)
• Maximum Internal Test Area: 47 in (W) x 47 in (D) x 72 in (H)
• Access Port: (1) 3-inch port

Summary of Capabilities

Clark Testing’s environmental testing equipment supports:

• Extreme temperature cycling and thermal shock conditions
• Humidity-controlled environments
• Large-scale and high-load testing applications
• High-altitude and pressure simulation
• High-temperature material and component validation