This test equipment is designed to simulate a wide range of temperature and humidity conditions for comprehensive testing of product reliability, durability, climate resistance, freezing performance, quality assurance, and thermal endurance.
Features:
1. The chamber's exterior is made of stainless steel with environmentally friendly baked paint, providing corrosion resistance and impact protection. The interior is made of SUS304# stainless steel, offering excellent heat resistance and ease of cleaning.
2. A large LCD color touch screen controller allows for efficient programming and setup of the chamber, with temperature limits and alarms to protect your products.
3. Safety relay connections are included to automatically disconnect power from the device under test when the chamber is not operating, ensuring safety.
4. RS-232 communication enables connection to a computer for remote programming, monitoring, and automatic control of power on/off functions.
5. A fog-free viewing window and interior lighting allow for clear observation of the testing environment.
6. Adjustable shelves provide easy access to test items, with a non-tipping design that supports heavy loads.
7. A 50mm diameter cable port on the left side of the chamber facilitates power-on testing.
8. Optional electronic humidity sensors ensure high accuracy and minimal maintenance in all test chambers.
Conform Standards:
IEC68-2-1 (GB-2423.1-2008) – Low temperature testing method
IEC68-2-2 (GB-2423.2-2008) – High temperature testing method
MIL-STD-202F (GJB360.8-87) – High temperature life testing
MIL-STD-810D (GBJ150.3) – High temperature method
MIL-STD810D (GBJ150.4) – Low temperature method
IEC68-2-3 (GB2423.3-93) – Constant moist heat testing method
IEC68-2-30 (GB2423.4-93) – Alternate moist heat testing method
MIL-STD810D (GJB150.9-93) – Moist heat testing method
Optional Accessories:
Cable Port: Available in size Ф100mm
Water Purifier RO 80: Provides continuous purified water for humidifying heater and wet-bulb
Dehumidifier: The M-120 rotation regenerating dehumidifier ensures precise low humidity control (10°C, 15% RH) for electrostatic reliability tests
Defrosting Device: Automatically detects and removes frost from the evaporator when operating below 0°C to ensure continuous operation
Electronic Humidity Sensor: Precision humidity sensor with stainless steel protective tube


Chamber Dimensions:
Model | Temperature/Humidity Ranges | Internal Dimension(W x H x D)cm | Outer Dimension(W x H x D)cm |
QTH-V80A |
0ºC~+150ºC 20%~98%RH |
40x50x40 | 60x110x95 |
QTH-V150A | 50x60x50 | 70x120x105 | |
QTH-V225A | 50x75x60 | 70x135x115 | |
QTH-V416A | 70x85x70 | 90x145x125 | |
QTH-V800A | 100x100x80 | 120x160x135 | |
QTH-V1000A | 100x100x100 | 120x160x155 | |
QTH-V80B |
-20ºC~+150ºC 20%~98%RH |
40x50x40 | 60x110x95 |
QTH-V150B | 50x60x50 | 70x120x105 | |
QTH-V225B | 50x75x60 | 70x135x115 | |
QTH-V416B | 70x85x70 | 90x145x125 | |
QTH-V800B | 100x100x80 | 120x160x135 | |
QTH-V1000B | 100x100x100 | 120x160x155 | |
QTH-V80C | Â | 40x50x40 | 60x110x95 |
QTH-V150C |
-40ºC~+150ºC 20%~98%RH |
50x60x50 | 70x120x105 |
QTH-V225C | 50x75x60 | 70x135x115 | |
QTH-V416C | 70x85x70 | 90x145x125 | |
QTH-V800C | 100x100x80 | 120x160x135 | |
QTH-V1000C | 100x100x100 | 120x160x155 | |
QTH-V80D | Â | 40x50x40 | 60x110x95 |
QTH-V150D |
-70ºC~+150ºC 20%~98%RH |
50x60x50 | 70x120x105 |
QTH-V225D | 50x75x60 | 70x135x115 | |
QTH-V416D | 70x85x70 | 90x145x125 | |
QTH-V800D | 100x100x80 | 120x160x135 | |
QTH-V1000D | 100x100x100 | 120x160x155 | |
Note: 20%~98%RH is standard range, optional customized 10%~98%RH or 5%~98%RH | |||
Dimensions are also available for customized. |
Technical Specifications:
Control Mode | Balanced Temperature and Humidity Control System |
Operating Temp. & Humid. Range | +5ºC ~ +35ºC; <85%R.H. |
Temp. range | A=0ºC, B=-20ºC, C=-40ºC, D=-70ºC ~ +100ºC (150ºC) |
Humid. range | 20% ~98%R.H. (Optional: 5%~98%R.H.) |
Temp. & Humid. fluctuation | ±0.5ºC; ±2.5%R.H. |
Temp. & Humid. uniformity | ≤2.0ºC; ≤3%R.H. |
Temp. & Humid. Deviation | ≤1.0ºC; ≤2%R.H. |
Temp. Heating Time | 0ºC ~ +100ºC within 30min; -20ºC ~ +150ºC within 45min |
Temp. Cooling Time | 20ºC ~ -40ºC within 60min; 20ºC ~ -70ºC within 85min |
Power Supply | AC380V, 50/60HZ, Three-phase (Specified by User) |
Exterior Material | Stainless steel with baking paint |
Interior material | SUS304# Stainless steel |
Insulation material | Rigid Polyurethane foam |
Refrigeration system | Mechanical cascade refrigeration system; Fin type radiator |
Circulation system | Mechanical convection system |
Humidification Water Supply | Automatic water regulating, recoverable supply system, water shortage alarm system |
Water quality | Distilled water only, 20L Water tank capacity |
Controller | HL-1000 Touch Screen Controller |
Safety devices | Overheat protector Switch, Compressor overload protector Switch, Water shortage protector Switch, Humidifier protector Switch, Fault alarm system |
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