| Capacity | 150 L |
| Temperature Range | - 70 ℃ to 150 ℃ (Optional + 180 ℃) |
| Temperature Uniformity | Less than or equal to 2.0 °C |
| Temperature Fluctuation | ± 0.5 ℃ |
| Heating Rate | - 70 ℃ to + 100 ℃ (3 ℃/min) |
| Cooling Rate | + 20 ℃ to – 70 ℃ (3 ℃/min) |
| Operating Ambient Temperature | 5 °C to 35 °C |
| Floor Space | 0.98 m² |
| Controller | 7-inch touch screen controller |
| Communication Interface | USB, RS-232/485, and LAN |
| Refrigeration System | Hermetic compressor, single stage or cascade refrigeration system |
| Interior Chamber Material | SUS304 stainless-steel plate |
| Exterior Chamber Material | High quality cold rolled steel plate, surface electrostatic powder coating |
| Insulation Material | Rigid polyurethane foam insulation layer, flame retardant grade B2 |
| Power Consumption | 5 KW |
| Power supply | AC 380V ±10% 50Hz / AC 220V ±10% 50Hz |
| Internal Dimensions | 600 × 600 × 460 mm |
| External Dimensions | 800 × 1715 × 1230 mm |
| Package Dimensions | 1100 × 2020 × 1770 mm |
| Net Weight | 550 Kg |
| Gross Weight | 600 Kg |
Anti-corrosive Coated Interior Walls
Optimized Air Duct System
Eco-friendly Refrigerants
LED Status Indicators
Adjustable Test Ports
Our chamber is ideal for evaluating thermal stress effects such as cracking, warping, or phase transitions in plastics, composites, and synthetic materials used in aerospace, automotive, electronics, and packaging industries.
Accessories | Quantity | Unit |
Observation Window light | 1 | Set |
Mobile casters (with foot cups) | 4 | Pieces |
Cable ports (50 mm with silicone plugs) | 2 | Units |
Sample racks | 2 | Layers |
Internal lighting | 1 | Set |
Power cord | 5 | Meters |
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High-Low Temperature Test Chamber LTTC-C21 Catalog
Labtron Temperature Test Chambers are designed for controlled environmental testing across industrial and research applications. They feature a balanced temperature control system, ensuring uniform heating and cooling for stable performance. These chambers have SUS304 stainless steel interiors with advanced insulation to enhance efficiency and durability. Their programmable touchscreen controller allows easy operation with multiple communication interfaces for smooth data transfer. Our Temperature Test Chambers are ideal for reliability testing, material evaluation, and electronic component assessments.








Routine maintenance includes cleaning air filters, checking refrigeration components, and inspecting door seals. Monthly inspections of wiring and insulation are advised to ensure operational integrity. Lubrication of mechanical parts like hinges or fan motors can extend their service life. Calibration of sensors should be done quarterly or bi-annually depending on usage intensity. Drainage lines must be kept clear to prevent water accumulation during defrost cycles. Refrigerant levels and compressor should be monitored yearly.
Yes, the High-Low Temperature Test Chamber LTTC-C21 uses eco-friendly refrigerants with low Global Warming Potential (GWP). The insulation is designed to reduce energy consumption while maintaining thermal stability. Energy-saving standby modes can be programmed when the chamber is idle. Efficient compressors and optimized airflow reduce electrical load without compromising performance. LED lighting is used to minimize internal heating. These features help lower the total cost of ownership and environmental impact.
The High-Low Temperature Test Chamber LTTC-C21 is capable of testing multiple samples, even if they differ in size and thermal characteristics. Its intelligent temperature regulation system compensates for varying loads without large fluctuations. Even under heavy sample load, the chamber maintains tight temperature tolerances. Users can monitor each cycle and adjust program parameters if required. For high-precision needs, thermal validation using multiple data loggers is recommended. Adjustable shelves and airflow optimization support flexible sample arrangement. This makes it ideal for batch testing across sectors like electronics, automotive, or biomedical.
The High-Low Temperature Test Chamber LTTC-C21 offers multiple I/O ports for external sensors and instruments. Users can connect thermocouples, humidity sensors, or data acquisition devices as needed. The controller supports signal input integration for synchronized testing. Additional access ports allow routing of sensor wires without compromising chamber integrity. Integration with external software platforms is possible through RS-485 or Ethernet communication. This supports advanced automation and test monitoring setups. Custom configurations can be requested for specialized industry requirements.
The High-Low Temperature Test Chamber LTTC-C21 uses high-performance compressors and advanced airflow design to minimize thermal lag during fast temperature transitions. Its PID controller continuously monitors and adjusts heating/cooling rates for consistent response. Internal sensors track chamber and product temperatures separately to compensate for thermal delay. This dual-sensor strategy ensures product temperature stability even during extreme cycling. The chamber also integrates pre-cooling and pre-heating phases to prepare for rapid changes. Thermal buffers and circulation fans help achieve even distribution. These combined technologies allow the system to maintain tight thermal control with minimal overshoot.
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Labtron Equipment Ltd., Quatro House, Lyon Way, Camberley, Surrey GU16 7ER United Kingdom
Email: info@labtron.com Whatsapp: +44 73 4441 2688 Phone: +44 2080 043608