Description
The Rotary Evaporator YG1142 // YG1145 is a high-performance laboratory instrument specifically designed for large-scale processes, such as evaporation, distillation, and solvent separation. It is widely used across several industries, including biotechnology, pharmaceuticals, chemical engineering, and food processing. Key features of this rotary evaporator include a large-capacity evaporating flask and an improved evaporation surface, which enhance efficiency and speed under vacuum conditions. It also includes a motorized lift system and a stainless steel 304 water bath, ensuring consistent heating and reliable operation. The protective water bath jacket underscores its commitment to user safety.
Market Price
The Rotary Evaporator YG1142 // YG1145 is priced competitively in the range of $4,242 to $4,400 USD, depending on the capacity of the flask and additional accessories selected. While the standalone unit does not come with a vacuum pump and chiller, these components can be integrated to form a comprehensive system. Discounts are available for bulk orders, making it an attractive option for institutional purchasers.
Frequently Asked Questions
- What is the difference between models YG1142 and YG1145?
The main difference is in the flask capacity, with the YG1142 accommodating 5L and the YG1145 scaling up to 50L, suitable for varying production requirements. - Are the vacuum pump and chiller included?
No, these components are not included in the base price but are available as part of a complete system. - Which industries can benefit from this rotary evaporator?
This evaporator is ideal for chemical synthesis, pharmaceutical manufacturing, essential oil extraction, solvent recovery, and food processing. - How is the temperature controlled?
Temperature is regulated using a precise digital PID controller, ensuring accurate and consistent results with a range of RT+5°C to 99°C.
Advantages and Disadvantages
Advantages:
Features large-capacity evaporating flasks (5L, 10L, 20L, 50L) for enhanced evaporation surfaces.
Utilizes a patented double-sealing system with PTFE and FV rubber for superior vacuum performance.
Includes an automatic switch valve for seamless collection without interrupting vacuum conditions.
Equipped with a motorized lift system for easy height adjustments.
Incorporates a stainless steel 304 water bath with a digital temperature display for precision.
Offers stepless speed control (20-140 rpm) for optimized operation.
Disadvantages:
- Vacuum pump and recirculating chiller are sold separately.
- Requires a 220V-240V power supply for standard operations, with 380V needed for higher capacity models.
- The initial investment may be significant for smaller labs.
Field Applications
The Rotary Evaporator YG1142 // YG1145 finds extensive application in numerous fields:
- Pharmaceutical Industry – Used in drug synthesis, purification, and solvent removal.
- Chemical Engineering – Facilitates distillation, solvent recovery, and compound separation.
- Food Industry – Aids in flavor extraction and ingredient concentration.
- Biotechnology – Integral for sample preparation and isolation of bioactive compounds.
- Academic Research & Industrial Labs – Supports large-scale testing and experimental procedures.
Its durable construction, cutting-edge sealing technology, and automation features make it a preferred choice for safe and efficient evaporation processes.
Recommendations
To maximize the lifespan and performance of the Rotary Evaporator YG1142 // YG1145, adhere to the following best practices:
- Maintain a properly sealed vacuum system for pressure stability.
- Regularly clean the water bath to prevent contamination and scaling.
- Use only compatible solvents to protect the sealing components.
- Keep a close watch on rotation speed and evaporation temperature for optimal efficiency.
- Consider investing in the complete system with a vacuum pump and chiller for enhanced functionality.
Features
- Large-capacity evaporating flask
- Increased evaporation surface
- Motorized lift system
- Stainless steel 304 water bath
- Patented double-sealing technology
- Automatic switch valve
- Vertical condenser with double coil pipes
- Precise digital temperature display
- Variable rotation speeds from 20 to 140 rpm
Technical Specifications
| Model | YG1142 | YG1143 | YG1144 | YG1145 | |||||
| Evaporating flask | 5L, flange opening: Φ50mm | 10L, flange opening: Φ125mm | 20L, flange opening: Φ125mm | 50L, flange opening: Φ125mm | |||||
| Receiving flask(L) | 3 | 5 | 10 | 20 | |||||
| Speed-regulation | DC stepless speed-regulation | ||||||||
| Power supply | 220V-240V, 50/60Hz | 3~, 380V, 50Hz | |||||||
| Overall power(kW) | 2.3 | 3.8 | 6.3 | 6.3 | |||||
| Rotation speed (rpm) | 20~140 | 20~130 | 20~130 | 20~110 | |||||
| Power of motor(w) | 250 | 250 | 250 | 250 | |||||
| Condenser | Vertical type double coil pipe | Vertical type, Main + auxiliary triple-circulating cold traps | |||||||
| Bath material | Stainless steel 304 | ||||||||
| Temperature range | RT~99℃ | ||||||||
| Temperature display | Digital display | ||||||||
| Sealing | 20mbar/h | ||||||||
|
Evaporating Speed (L/h)
|
Water | 2.0 | 3.2 | 5.0 | 9.0 | ||||
| Ethanol | 5.4 | 8.6 | 14.3 | 24.5 | |||||
| Lifting function | Motorized Lift | Motorized lift + Manual lift | |||||||
| Elevating stroke(mm) | 0~150 | 0~160 | 0~190 | 0~180 | |||||
| Dimensions(mm) | 835W×400D×1090H | 990W×550D×1655H | 1195W×635D×2070H | 1345W×770D×2140H | |||||
| Net Weight(kg) | 60 | 85 | 115 | 200 | |||||


