| Working Temperature Range | -40 to 200°C |
| Ambient Temperature | 5 to 35°C |
| Relative Humidity | Less than or equal to 70% |
| Temperature Control Accuracy | ±1° |
| Temperature Sensor | PT100 |
| Circulating Pump Pressure | Less than or equal to 0.4 MPa |
| Circulating Pump Lift | 4 to 6 m |
| Max. Reactor Volume Can Be Matched | 20 L |
| External Input | External Sensor Port |
| Cooling Capacity | 6972 W |
| Heating Power | 3000 W |
| Compressor Power | 2205 W |
| Circulating Pump Power | 100 W |
| Power Consumption | 5400 W |
| Power Supply | Single Phase 220V / 50Hz |
| Dimensions (W × D × H) | 630 × 670 × 990 mm |
| Net Weight | 104 kg |
Dual-stage cooling operation
Auto-restart after outage
Integrated process feedback loop
Real-time fault code alerts
Configurable circulation flow rate
High and Low Temperature Circulator LHLTC-A20 is used to deliver controlled heating and cooling to external systems across laboratory and pilot-scale operations. This allows stable temperature regulation for processes such as chemical reactions, bio-fermentation, and extraction in research and industrial environments.
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High And Low Temperature Circulator LHLTC-A20 Catalog
Labtron High and Low Temperature Circulator operates across a wide temperature range suitable for controlled heating and cooling tasks. They feature a control system that ensures stable performance under thermal variations. Their circulation system delivers uniform fluid flow for consistent temperature. These units use optimized compressor power with protections like over-temperature cut-off and delay. Our High and Low Temperature Circulator supports bio-fermentation tanks extraction units beverage lines and semiconductor cooling setups.








The High and Low Temperature Circulator LHLTC-A20 is engineered to support long-duration operations during energy-intensive tasks without risking thermal fatigue. Its internal design supports airflow circulation and structural separation between heating and cooling units to prevent system strain. Our model includes protective mechanisms that automatically adjust performance to maintain internal stability. This ensures the unit remains functional during extended experimental runs or production cycles. It is built to handle transitions without dropping performance over time. Vents, thermal padding, and structured airflow zones work together to reduce excessive heat buildup. This makes it dependable in labs where consistent thermal performance is required without unexpected downtime. Such endurance is critical for industries conducting consecutive thermal trials or continuous sample processing.
The High and Low Temperature Circulator LHLTC-A20 uses an integrated system structure that allows fast switching between heating and cooling phases. Our unit includes coordinated thermal zones that reduce lag between transitions, making it ideal for operations that shift temperature quickly. This supports reaction simulations or compound behaviour testing where time-sensitive thermal conditions are involved. It is effective in processes where exothermic and endothermic stages occur back-to-back. The design does not rely on a single mode cycle, which avoids long rebalancing periods. By minimizing thermal inertia, the unit helps achieve target states swiftly. This is especially valuable in materials science, chemical testing, and pharmaceutical studies. Sharp and stable switching behaviour supports better process control.
The High and Low Temperature Circulator LHLTC-A20 is designed with mobility in mind, helping operators easily reposition it during workspace reconfigurations. Our product features a stable wheelbase that glides smoothly on flat surfaces, making relocation hassle-free. This minimizes stress on cables and pipes when adjusting setups in shared lab zones or flexible pilot areas. Its structure is reinforced to withstand frequent movement without disrupting internal alignment. The design suits labs that alternate between configurations or modular equipment layouts. Operators can adjust locations without additional equipment or tools. Movement across rooms or benches is possible without detaching core connections. This makes the product user-friendly in dynamic testing environments.
Our High and Low Temperature Circulator LHLTC-A20 is well-suited for systems that handle fragile biological fluids and formulations. The circulation mechanism avoids aggressive turbulence, helping maintain the stability of enzymes, cultures, or organic suspensions. It delivers a controlled thermal environment that protects biological integrity over extended cycles. The smooth fluid transfer system helps in applications like fermentation or protein processing. With gentle heat exchange, thermal shock is minimized during phase adjustments. This allows sensitive preparations to remain structurally intact throughout processing. It’s an asset for biopharma labs, pilot bioreactors, and formulation testing units. Its build helps maintain quality in temperature-dependent biological applications.
The High and Low Temperature Circulator LHLTC-A20 supports thermal processes required in prototype food and beverage development. Our unit fits well into hygienic processing lines for tasks like pasteurization, liquid mixing, or extract temperature stabilization. It helps maintain a uniform thermal profile to protect texture, taste, or compound consistency during pilot runs. The closed system design supports clean operations that align with food safety protocols. It enables controlled temperature ramping during heat-sensitive blending steps. This makes it suitable for developing fruit-based drinks, oral liquids, or dairy formulas. Its performance ensures trial results remain reproducible before moving to large-scale production. This improves confidence during pre-commercial formulation testing.
The High and Low Temperature Circulator LHLTC-A20 is designed to simplify thermal fluid exchange without requiring system teardown. Our product includes a clearly positioned outlet valve to make draining safe and efficient during liquid changeover. This supports easy transition between experiments or process types using different heat transfer media. The design avoids spillage risks by enabling controlled flow from the lowest point of the circuit. Maintenance teams can clean, refill, or flush the system without lifting or tilting. It helps shorten the time between test cycles or chemical stages. This feature is ideal for operations that switch between product types regularly. It increases productivity by reducing preparation downtime.
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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