DW-VRT-100/200/500 Intelligent Control Rotary Evaporator

The DW-VRT Series Intelligent Control Rotary Evaporator is a large-capacity intelligent rotary evaporator platform with integrated vacuum control, automatic lifting and programmable distillation. Three configurations are available for different processing volumes, with experiment storage and automatic end-of-run functions designed for repeated evaporation workflows.

  • Applicable Flask Range: 5–10 / 5–20 / 5–50 L
  • Max. Evaporation Capacity: 3.5 / 5 / 9 L/h H₂O
  • Rotation Speed: 0–130 rpm
  • Internal Limit Vacuum: 1–8 mbar
  • Vacuum Distillation Program: 10-Stage
  • Experiment Data Storage: 40 Programs

Models: DW-VRT-100, DW-VRT-200, DW-VRT-500

DW-VRT Series Brochure

Features of DW-VRT-100/200/500

  • Big color touch screen with menu interface displaying several data. 
  • Automatic lifting with safety stop and timing function.
  • Data storage for the commonly used experiments,which makes rapid distillation started with a button press.
  • Equipped with USB interface ,which realize data export and print function.
  • Heating bath with Teflon coating, which is easy to clean,anti-corrosive and high temperature resistant as well.
  • Vertical condenser with drip point design, which prevents back flow.
  • Unattended mode with safe operation function, which is in automatic standby mode after the experiment.      
  • Integral glass spindle, which makes steady startup and positive and negative rotating available.
  • Special design of bottle pulling switch, which is easy to disassemble the evaporation flask.
  • Anti-dry protection with over temperature alarm and automatic standby function.
  • Built-in vacuum control system which is easy and quick to operate.
  • Safety handle design on heating bath prevents scald.
  • Compact structure design, which saves a lot space.
  • Sealing is made up of imported PTFE with special technique.

Applications of DW-VRT-100/200/500

Pharmaceutical API Research

Pharmaceutical & API Research

Reaction mixtures, API intermediates, solvent extracts, purified fractions

Chemical Fine Chemical Synthesis

Chemical & Fine Chemical Synthesis

Organic reaction mixtures, chemical intermediates, reagent solutions, synthesis fractions.

Natural Products Herbal

Natural Products & Herbal Extraction

Plant extracts, herbal extracts, botanical fractions, natural-product solutions.

Food Flavor Agricultural Research

Food, Flavor & Agricultural Research

Fruit extracts, food extracts, flavor solutions, plant and agricultural extracts.

Solvent Recovery

Solvent Recovery

Ethanol solutions, methanol solutions, acetone mixtures, reusable solvent fractions.

Pilot Process Development

Pilot & Process Development

Scale-up batches, process solutions, concentrated extracts, pilot production fractions.

Condenser Configuration

Condenser Configuration of DW VRT Series Intelligent Control Rotary Evap

Safety Protection

  1. Anti-Dry Heating Protection: Protects against abnormal dry heating.
  2. Over-Temperature Warning: Triggers automatic response under abnormal temperature conditions.
  3. Motor Abnormality Warning
  4. 0–999 min Timer
  5. Automatic Pressure Relief
  6. Automatic Flask Lifting
  7. Automatic Shutdown / Standby

FAQ

The series supports 5–10 L, 5–20 L and 5–50 L configurations.

The specified capacities are 3.5 L/h, 5 L/h and 9 L/h H₂O.

All three models operate from 0–130 rpm.

Vacuum control is specified from 0–1013 mbar, with an internal limit vacuum of 1–8 mbar.

Yes. The system supports a 10-stage vacuum distillation program.

Yes. Up to 40 experiment programs can be stored.

Yes. VRT-100 provides a 160 mm lift stroke, while VRT-200 and VRT-500 provide 190 mm.

Yes. The timer can be set from 0–999 minutes, with automatic end-of-run functions.

Specifications of DW-VRT-100/200/500

ModelDW-VRT-100DW-VRT-200DW-VRT-500
Rotating Speed0~130rpm/min
Vacuum controlVacuum control range;0~-0.1Mpa(0~1013mbar);Accuracy±1，Vacuum degree can be controlled arbitrarily。At the end of the experiment, automatic pressure relief, point/key pressure relief functionIt can be controlled by 10-stage gradient distillation program, and the vacuum degree can be controlled step by step during vacuum distillation by synthesis experiment. Commonly used 40 kinds of experimental data storage, one – button start, fast distillation.
Evaporation capacityMax.3.5L/H(H2O)Max.5L/H(H2O)Max.9L/H(H2O) 
Vacuum of equipmentThe internal limit vacuum of the equipment can reach 1 ~ 8mbar
Temperature  rangeWater and oil dual-purpose pot bath: room temperature ~99℃, ±0.5; (Oil bath and steam temperature display can be added)
Bath Material①Disposable molded Teflon coating, easy to clean, corrosion resistance, high temperature resistance②Heating pot with safety handle, shell insulation, prevent scald, moderate volume, rapid heating③Equipped with transparent protective cover: heat preservation, energy saving, explosion-proof, anti-splash.
Bath sizeφ35*22cmφ45*26cmφ55*32cm
Sample bottlePositive rotation, reverse rotation, intermittent positive and negative rotation, intermittent time adjustable 0~60s, can be used in powder sample hair drying treatment.
Lift strokeTouch screen automatic balancing lifting (lifting stroke 0 ~ 160mm) The end point of the descent has a safe distance to prevent collision. Touch screen automatic balancing lifting (lifting stroke 0 ~ 190mm) The end point of the descent has a safe distance to prevent collision. 
Temperature ControlDouble touch screen control system, digital display, overtemperature warning lifting automatic, automatic pressure relief, equipment shutdown function.
Temperature settingTouch type digital input setting, dual screen control display, convenient and fast.Steam temperature monitoring function (optional for specific users)
Safety performanceAnti-dry burning overtemperature warning, abnormal warning of rotating motor, automatic lifting of test bottle to the highest; Timing function (0~999min), after reaching the predetermined time, the equipment will automatically relieve pressure, lift and lift the evaporation bottle, and the equipment will be ready for early warning protection.
HeaterFully enclosed heater
Power3.5KW5KW6KW
Application scope of sample bottle5～10L5～20L5～50L 
Sealing unitImported PTFE special synthetic material is selected, which is processed by special technology to synthesize abrasive tools, enhancing sealing, anti-corrosion and wear resistance.
CondenserVertical, three-layer ball grinding mouth snake condensing tube, condensing area of 0.58m²,Vertical, three-layer ball grinding mouth snake condensing tube, condensing area of 0.96m²Vertical, three-layer ball grinding mouth snake condensing tube, condensing area of 2m².Designed with explosion-proof glass elbow, strong evaporation capacity, convenient installation.
Service ambient temperature5~40℃
VoltageAC220V/50HZ
Size1060*550*1700mm1250*600*1800mm1345*770*2140mm
Weight95KG110KG140KG
  • Washer
    Washer
  • Washer
    Washer
  • Multi-manifold
    Multi-manifold
  • Heating Pot
    Heating Pot
  • Cooling Device
    Cooling Device
  • Evaporating Flask
    Evaporating Flask
  • Evaporating Flask
    Evaporating Flask
  • Evaporating Flask
    Evaporating Flask
  • Evaporating Flask
    Evaporating Flask

Why Choose Us?

One-Station Shopping

“Multiple suppliers” have always been an issue in the procurement process. Drawell as a one-stop laboratory equipment and scientific instruments supplier, can perfectly solve this problem.

Customer-centric Services

User Training – Training by Drawell skilled engineers about installation, debug tests, technical services, etc. It can happen in our factory in China, or at the site in the customers’ country.

Online Support

To discuss the problem and get it resolved, online chats, real-time video calls, and remote guidance. For the after-sales stage, our online technical guidance is free and ready forever.

100% Quality Guarantee

1-year free warranty includes repairing damaged parts and replacing selected ones (shipping extra). 5% is charged to extend it before it expires.

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