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High-precision Thermal Chiller

Temperature control range: -80~+300℃

Temperature control accuracy: ±0.05℃,

suitable for various semiconductor test requirements

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Lowest temperature -80℃
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high temperature +300℃
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Temperature control accuracy up to: ±0.05℃
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Suitable for various tests

You can watch the video of LNEYA chiller manufacturer

LNEYA Thermo Refrigeration Co.,Ltd. specializes in advanced liquid temperature control technology, offering innovative solutions for temperature simulation testing in industries such as pharmaceuticals, chemicals, new energy, semiconductors, and aerospace.


• Wide Temperature Range: -80°C to +90°C
• High Precision: Temperature control accuracy up to ±0.05°C
• Extreme Cooling: Fluorinated liquid temperature control as low as -100°C
• Multi-Channel Capability: Supports continuous temperature control for complex systems
All equipment undergoes rigorous safety and ammonia testing to ensure reliability. Featuring fully enclosed circulation systems, magnetic drive pumps, and compressor hot air heating (up to 40°C), our products deliver stable, repeatable results. We also offer non-standard customization to meet your specific needs.

Model FLTZ-002
FLTZ-002W
FLTZ-003
FLTZ-003W
FLTZ-004
FLTZ-004W
FLTZ-006
FLTZ-006W
FLTZ-008
FLTZ-008W
FLTZ-010
FLTZ-010W
FLTZ-015
FLTZ-015W
Temperature Range 5℃~+90℃
Temperature Control Accuracy ±0.05℃ (Outlet temperature steady state)
Cooling Capacity AT10℃ 6kW 8kW 10kW 15kW 20kW 25kW 40kW
The machine is placed on the ground

FLTZ frequency conversion series

Designed for precise temperature control in semiconductor production and testing, our Chiller offers:
• Temperature Range: -45℃ to +90℃
• Control Accuracy: ±0.05℃
• Advanced Algorithms: PID, feedforward PID, and model-free algorithms ensure rapid response and high precision.
The system integrates sensors to monitor key parameters such as exhaust/suction temperature and pressure, condensing temperature, cooling water conditions, inlet/outlet liquid/gas data, power consumption, and water tank levels. All data is managed and recorded for comprehensive system control and reliability.
Achieve precision and efficiency with our cutting-edge Chiller technology.

Rated test conditions for all equipment: Dry bulb temperature: 20°C; Wet bulb temperature: 16°C. Inlet water temperature: 20°C; Outlet water temperature: 25°C.
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FLTZ-Multi-Channel Chiller

Our system allows precise control of temperature range, cooling/heating capacity, and flow for each channel. With dual independent systems, it supports steam compression refrigeration or ETCU compressor-free heat exchange based on your needs. Compact design with integrated expansion tanks, condensers, and cooling water systems reduces equipment size and simplifies operation.

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ETCU-Heat Exchange Chiller


Wide Temperature Range: -120°C to 350°C, no need to change heat transfer fluid.
Precision & Stability: Intelligent control ensures accurate, repeatable results.
Rapid Heating & Cooling: Plate heat exchanger and pipeline heater enhance efficiency.
Powerful Cooling: Cooling capacities from 0.5 to 1200 kW.
Durable & Safe: Fully enclosed system extends fluid life; multi-function alarms ensure safety.
Advanced Technology: Direct cooling from 300°C with ultra-high temp cooling.
User-Friendly: 7” or 10” TFT touch screen for intuitive operation.
Leak-Free Operation: Magnetic drive pump eliminates shaft seal issues.

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FLTZ frequency conversion series


High Efficiency & Energy Saving: Adjusts DC compressor speed based on load, avoiding energy waste and ensuring stable operation.
Rapid Cooling: Advanced frequency conversion technology and intelligent control for fast, precise refrigeration.
Ultra-Low Noise: Scroll or dual-rotor compressors minimize vibration and noise, combined with effective noise reduction measures.
Wide Voltage Adaptability: Low-frequency start with minimal impact on the power grid, ensuring reliable performance in varying conditions.
Extended Lifespan: Reduced start-stop cycles minimize wear, enhancing durability.

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LT-Fixed frequency series


Efficient Cooling: Secondary supercooling technology ensures rapid refrigeration.
High-Quality Compressors: Features imported semi-closed piston, two-stage piston, or screw compressors for reliable performance.
Enhanced Safety: Intermediate heat exchanger in the cooling water circuit boosts system reliability.
Smart Control: PLC with LNEYA touch screen for automatic operation, temperature curve display, data export, and fault alarms.
Energy Saving: Large units use semi-closed screw compressors with economizers and electronic expansion valves for maximum efficiency.
Easy Installation: Pre-tested and fully assembled; only refrigerant and cooling water pipelines need installation.
Factory Tested: Each unit undergoes a 12+ hour load test to ensure reliability.

Chiller Product Introduction Video

Table of refrigeration capacity and temperature control range of other models of our company

Model FLTZ-202
FLTZ-202W
FLTZ-203
FLTZ-203W
FLTZ-204
FLTZ-204W
FLTZ-206
FLTZ-206W
FLTZ-208
FLTZ-208W
FLTZ-210
FLTZ-210W
FLTZ-215
FLTZ-215W
Temperature Range -25℃~+90℃
Control Accuracy ±0.05℃ (Outlet Temperature Steady State)
Cooling Capacity at -15℃ 2kW 3kW 3.8kW 6kW 7.6kW 10kW 15kW

Model FLTZ-402
FLTZ-402W
FLTZ-403
FLTZ-403W
FLTZ-404
FLTZ-404W
FLTZ-406
FLTZ-406W
FLTZ-408
FLTZ-408W
FLTZ-410
FLTZ-410W
FLTZ-415
FLTZ-415W
Temperature Range -45℃~+90℃
Control Accuracy ±0.05℃ (Outlet Temperature Steady State)
Cooling Capacity at -35℃ 1kW 1.4kW 1.8kW 2.5kW 3.3kW 5kW 8kW

Model FLTZ-803W FLTZ-805W FLTZ-806W FLTZ-808W FLTZ-810W
Temperature Range -80℃~+90℃
Control Accuracy ±0.05℃ (Outlet Temperature Steady State)
Cooling Capacity at -70℃ 0.6kW 1kW 1.5kW 2kW 3kW

Model ETCU-005W ETCU-015W ETCU-030W ETCU-050W ETCU-100W ETCU-200W ETCU-300W
Temperature Range Cooling Water Temperature 5℃~+90℃
Control Accuracy ±0.05℃ (Outlet Temperature Steady State)
Cooling Water Regulation 7~30℃ using Siemens/Honeywell control valve
Cooling Capacity 5kW 15kW 30kW 50kW 100kW 200kW 300kW
Test Conditions: At maximum circulation, temperature difference between control temperature and cooling water is 15℃
  • Tell us the temperature range you need to control
  • Tell us the cooling power you need
  • Tell us what material you want to control the temperature
  • Tell us the size of the temperature control equipment you need

Leave the rest to us, “LNEYA” will help you solve the temperature control

Chiller Ordering Process

Our Ordering Process

Get a Quick Quote

We recommend the right chiller based on your temperature range, scenario, and equipment size, then provide a quick quote.

Professional Product Evaluation

Our engineers evaluate all requirements and conduct preliminary product performance tests based on your needs.

Design Solutions

We finalize purchase quantity, pricing, and payment terms according to the design solution.

Production & Delivery

Upon final testing and full payment, production begins, and logistics with after-sales details are determined.

Frequently Asked Questions

What makes you unique compared to other temperature control equipment suppliers?

We have our own team of PhD engineers to design and have our own factories. Especially in the field of ultra-low temperature control, we have our own technical advantages and are the best temperature control solution provider in China.

Of course no problem, as long as you contact us, we will provide you with technical support throughout the process, from pre-sales to after-sales service, there will be someone to follow up

Our products can be exported to any country. As long as you have temperature control needs, we will support the entire process from pre-sales technical support, to export customs, to customs declaration in your country.

We have passed domestic ISO certification, CE certification, SGS certification, and all the certificates required by the market. We have our own technical patents.

Yes, we do! Larger orders typically reduce our unit costs for all equipment orders (more = more savings) and we’ll give you a quote that’s right for you.

Fill out the form on the right or send us an email. We usually respond within an hour. By adding WhatsApp friends, we can respond at any time.

Get a Quote
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What is the constant temperature you need to control, the cooling power, and where do you need the cooling equipment to be used?