Thermostatic test chamber TH series

climatichumiditytemperature

Overview
This constant temperature and humidity test chamber (TH series) provides controlled climatic conditions for environmental, reliability and accelerated aging tests. Suitable for aerospace, automotive, electronics, materials and laboratory testing, the unit offers pre-engineered models and custom configurations with precise temperature and humidity regulation.

Features and Options

• Temperature cycling, steady-state testing and fast change-rate capability
• Optional access ports, explosion-resistant/battery-test configurations, quiet mode and additional shelving
• Dry-air purge, demineralizer water filter and inner observation window options

Applications Across Industries

• Aerospace & Defense — environmental stress screening for avionics, sensors and components
• Automotive & EV — reliability and battery testing with explosion-proof options
• Electronics & Semiconductors — humidity and thermal stability tests for PCBs, ICs and connectors
• LED & Lighting — thermal cycling and humidity resistance validation
• Packaging & Transport — damp heat and transit simulation for packaging materials
• Photovoltaics & New Energy — damp heat and cycling for solar modules and storage systems
• Materials Research — accelerated aging for polymers, coatings, composites and metals
• Universities & Test Labs — standard-compliant conditions for research and certification

Common Test Standards Applicable

• IEC 60068 series (cold, dry heat, damp heat steady/cyclic)
• ISO 139 — Standard atmospheres for conditioning and testing
• ASTM D1776 — Conditioning and testing textiles
• MIL-STD-810 — Environmental engineering and lab tests
• GB/T 2423 — Environmental testing for electrical/electronic products

Key Product Advantages

• Precise control with PID regulator and 7-inch touchscreen: typical control ±0.5°C and ±2.5% R.H.
• Energy-efficient refrigeration with electronic expansion valve and high-density insulation
• SUS 304 stainless steel interior for corrosion resistance and easy cleaning
• Flexible humidity configurations: 20–98%, 10–98% or 5–98% R.H.
• Comprehensive protections: over-temperature, over-humidity, compressor overload, water shortage and alarm history
• Standard data logging and connectivity: USB, remote access and multilingual interface

Technical Specifications

• Models: TH-80, TH-150, TH-225, TH-408, TH-800, TH-1000
• Internal Dimensions (W×H×D mm): TH-80 400×500×400; TH-150 500×600×500; TH-225 600×750×500; TH-408 600×850×800; TH-800 1000×1000×800; TH-1000 1000×1000×1000
• External Dimensions (W×H×D mm): TH-80 950×1650×950; TH-150 1050×1750×1050; TH-225 1200×1900×1150; TH-408 1200×1950×1350; TH-800 1600×2000×1450; TH-1000 1600×2100×1450
• Temperature Range: Tmin options 25°C, 0°C, −20°C, −40°C, −60°C, −70°C; Tmax options 150°C, 180°C, 200°C
• Humidity Range (optional): 20–98% R.H., 10–98% R.H., 5–98% R.H.
• Analytic Accuracy / Distribution Uniformity: 0.1°C; 0.1% R.H. (analytic) / ±2.0°C; ±3.0% R.H. (distribution)
• Control Accuracy: ±0.5°C; ±2.5% R.H.
• Temperature Change Rates: Heating 0.1–3.0°C/min; Cooling 0.1–1.5°C/min (special option: cooling min 1.5°C/min)
• Material: Inner — SUS 304 stainless steel; Outer — stainless or painted cold-rolled steel; Insulation — high-temperature resistant, high-density foam
• Cooling System: Air-cooled or water-cooled; single-segment compressor for −40°C; double-segment for −70°C
• Protection Devices: fuse-free switch, compressor overload, high/low pressure protection, over-humidity/temperature warnings, water shortage alarm
• Optional Accessories: inner door with operation hole, recorder, water purifier, dehumidifier
• Typical Compressor Brands: Tecumseh (France) or Bitzer (Germany)
• Power Supply: AC 220V 1ph 3-wire 50/60Hz or AC 380V 3ph 5-wire 50/60Hz
• Approx. Weight (kg): TH-80 150; TH-150 180; TH-225 250; TH-408 320; TH-800 400; TH-1000 450