The 300L explosion-proof high-low temperature circulator integrates heating and cooling in one unit for precise thermal control. Ideal for supporting glass reactors in chemical laboratories with enhanced safety and stability.
Feature:
Wide temperature range: -30℃~300℃
Explosion-Proof Design: Ensures safe operation in flammable environments.
Dual Temperature Function: Integrated heating and cooling in one system.
Eco-Friendly Refrigerants: Reduces environmental impact.
Accept customized design
Model :
YMGD-300EXOrder(MOQ) :
1 SetLead Time :
10~15 working daysOEM :
AcceptedPower Supply :
AC380V/50HZ
The 300L High and Low Temperature Integrated Machine by Hefei Yangmai Technology Instrument Co., Ltd is a high-capacity temperature control system designed for chemical and laboratory-scale chemical processes. With a wide operating range from -30°C to 300°C, it provides precise and reliable heating and cooling for synthesis, crystallization, polymerization, and extraction applications.
| Model | YMGD-5EX | YMGD-20EX | YMGD-50EX | YMGD-100EX | YMGD-150EX | YMGD-200EX | YMGD-500EX | YMGD-2000EX | 
| Tem range | -25-180℃ | -30-300℃ | ||||||
| Setting&display | Button input, LED display | |||||||
| Tem accuracy | ±0.5℃ | |||||||
| Control Mode | Intelligent PID | |||||||
| Heating Power | 2.4KW | 3.5KW | 5KW | 7.5KW | 9KW | 12KW | 40KW | 70KW | 
| Pump flow | 20L/min | 40L/min | 56L/min | |||||
| Pump pressure | 0.4bar | 0.8bar | 0.5-1.5bar | |||||
| Compressor | Embraco | Emerson Copeland | ||||||
| Evaporator | Plate heat exchanger | |||||||
| Expansion valve | Danfoss | |||||||
| Safety protection | Self-diagnosis, compressor overload protection, exhaust pressure protection, circulating pump overload pressure Danfoss protection, low liquid level protection, phase loss and out-of-phase protection, etc. | |||||||
| Refrigerant | R404A eco-friendly refrigerant | |||||||
| Shell material | Cold rolled plate spraying | |||||||
| Pipe material | SUS304 | |||||||
| Power supply | 220V/50HZ | 380V/50HZ | ||||||
| Weight(KG) | 80 | 150 | 160 | 180 | 210 | 230 | 580 | 900 | 
| Dimention(CM) | 50*56*83 | 62*72*102 | 65*75*107 | 65*75*136 | 65*75*136 | 65*75*136 | 90*130*160 | 130*170*190 | 
| Optional | Temperature range:-105~300℃ | |||||||
| Optional | Shell material:SUS304 | |||||||
| Optional | Tecumseh, Danfoss compressor | |||||||
| Optional | Optional explosion-proof models | |||||||


1.Large 300L Capacity – Ideal for pilot-scale and industrial chemical processes.
2.Wide Temperature Range – Precise heating and cooling from -40°C to 200°C for diverse reactions.
3.Explosion-Proof Design – Certified for safe operation in flammable and volatile chemical environments.
4.High-Precise Temperature Sensors – Ensures stable and accurate thermal control throughout the reaction.
5.Efficient Circulation System – Uniform heating/cooling with low noise, low vibration, and low cavitation.
6.Safety Features – Over-temperature protection, pressure relief valves, and automatic shutdown functions.





FAQ
1. Are you manufacturer or trading company.
We are manufacturer.
2. Do you accept customized solution and OEM?
Yes, we provide fully customizable solutions to meet the specific needs of our customers. Whether you need modifications to an existing product or a completely new design, our R&D team works closely with you to deliver tailored solutions.Accept OEM too.
3. Do you provide after-sales service?
Yes, we offer comprehensive after-sales support, including:
Installation guidance.
Operational training.
Maintenance and troubleshooting.
Quick replacement for defective parts under warranty.
4. Can your products be shipped internationally?
Yes, we have experience exporting our products to customers worldwide. We work with reliable logistics partners to ensure safe and timely delivery to your location.
5. How can I place an order?
You can place an order by:
Contacting us directly: via email, phone, or our official website.
Requesting a quotation: Provide details about your requirements, and we will guide you through the order process.
Hot Tags :