VELP OHS Advance Series Overhead Stirrers

Category Overhead Stirrers
Manufacturer VELP Scientifica
Country of manufacture Italy

Cloud enabled overhead stirrers with 3.5" TFT display, method setting, precise torque measurement, temperature monitoring, vibration sensor, timer, Wi-Fi connection, and Pt 100 probe included to address the most demanding applications with maximum reproducibility and safety. Encompass the latest technology such as: Brushless motor, IP 54 Protection, and SmartChuck™ to change the shaft easily without any tool.


  • Safe Operations
    • Extremely resistant sealed case
    • IP 54 Protection class is a guarantee of durability also when working in aggressive environment
    • Full protection in case of overload, overtemperature and over current
    • Lock key to prevent unintentional modification of the settings
    • Easy Knob to navigate the menu and to activate the stirring
    • OHS 60 Advance is designed for the longest lifespan and guaranteed by 3 years warranty
  • Best-in-Class-Performance
    • 3.5” TFT display encompassing a great set of information always at a glance
    • Brushless motor ensures stable torque of 60 Ncm through the whole speed range
    • Electronic speed control from 30 to 2000 rpm
    • Maximum volume of 40 liters
    • Maximum viscosity of 50.000 mPa
    • SpeedServoTM torque compensation technology
    • Silent motor even at the maximum speed
  • State-of-the-Art Features
    • Set your preferred methods choosing form several options
    • The new SmartChuckTM makes easy and convenient the shaft changing without any tool
    • Vibration Sensor with different levels of sensitivity automatically stopping operations
    • Integrated timer for unattended operation with automatic switch off
    • Precise Torque measurement on display for real-time information on viscosity change with a resolution of 1 Ncm
    • Temperature measurement with Pt100 temperature probe
    • USB interface for installing Software updates
  • Cloud-Enabled Instrument
    • Effortlessly connect to the cloud your OHS Advance to the cloud via WiFi in complete safety
    • Real time monitoring and notification via VELP Ermes Cloud Platform
    • Immediate Software Updates (OTA)
    • Access to your data via PC, smartphone and tablet
    • Create and share reports, track trend and get useful insights
    Key Attributes
    Maximum volume (L): 25 (water)
    Minimum Volume (L): N/A
    Speed max (rpm): OHS 60: 2000 rpm
    OHS 100: 1300 rpm
    OHS 200: 400 rpm, 2000 rpm
    Speed min (rpm): OHS 60: 30 rpm 
    OHS 100: 30 rpm
    OHS 200: 6 rpm, 30 rpm
    Max temperature (◦C): N/A
    Plate:  N/A
    Plate material: N/A
    Torque max (Ncm): OHS 60: 60 
    OHS 100: 100
    OHS 200: 200
    Controls: Digital
    Timer: Yes
    Programmable: Yes
    Reverse rotation: No
    Warranty (years): 3
    Weight (lbs): OHS 60 & OHS 100: 9.04 lbs
    OHS 200: 10.14 lbs
     Manufacturer Specifications
    Model OHS 60 OHS 100 OHS 200
    Display 3,5" Graphic TFT Display 3,5" Graphic TFT Display 3,5" Graphic TFT Display
    User Interface Digital Digital Digital
    Motor Brushless DC Brushless DC Brushless DC
    Stirring Volume (H2O) Up to 40 L Up to 100 L Up to 100 L
    Speed Gears 1 1 2
    Max Torque 60 Ncm 100 Ncm 200 Ncm
    Stirring Speed Range 30-2000 rpm 30-1300 rpm 6-400 rpm, 30-2000 rpm
    Speed Accuracy 1 rpm 1 rpm 1 rpm
    Speed Control Digital Digital Digital
    Max Viscosity 50.000 mPa*s 70.000 mPa*s 100.000 mPa*s
    Torque Compensation SpeedServo™ SpeedServo™ SpeedServo™
    Chuck Range Ø from 1 to 13 mm Ø from 1 to 13 mm Ø from 1 to 13 mm
    Shaft diamater Pass-Through up to 8.5mm up to 8.5mm up to 8.5mm
    Safety Vibration Sensor Yes Yes Yes
    Timer Yes Yes Yes
    Method Setting Yes Yes Yes
    Lock of the instrument Yes Yes Yes
    External Probe Connection Pt100 Pt100 Pt100
    Temperature Measuring Range -10 to 350 °C -10 to 350 °C -10 to 350 °C
    Temperature Resolution 0.1 °C 0.1 °C 0.1 °C
    Interfaces USB / WiFi USB / WiFi USB / WiFi
    Dimensions (WxHxD) mm 90x315x235 mm 90x315x235 mm 90x315x235 mm
    Dimensions (WxHxD) in (3.5x12.4x9.3 in) (3.5x12.4x9.3 in) (3.5x12.4x9.3 in)
    Weight kg 4,6 kg 4,6 kg 4,6 kg
    Weight lbs (10,1 lb) (10,1 lb) (10,1 lb)
    Protection Class DIN EN 60529 IP 54 IP 54 IP 54

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    VELP OHS Advance Series Overhead Stirrers Accessories