Versatile and reliable solutions for stiring and heating in any laboratory. With precise temperature control and powerful stirring, these units are ideal for a wide range of applications—from basic tasks to advanced thermoregulation with cloud connectivity. Available with round or square tops in ceramic or aluminum, in single or multi-position configurations, and featuring analog or digital interfaces.
AREX 5 Advance Hot Plate Stirrer
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State-of-the-art heating magnetic stirrer combining powerful performance, advanced safety features, several connectivity options, and enhanced user experience. Designed to meet the highest demands, it ensures precision, efficiency, and uncompromising safety in every experiment.
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Beyond its sleek design, the AREX 5 Advance expands your control over every aspect of your reactions. You can:
- Set temperature and stirring speed ramps;
- Optimize workflows with programmable timer functions;
- Monitor viscosity variations;
- Switch between multiple stirring modes;
- Take full advantage of versatile connectivity options.
Key Features:
- Features a powerful brushless motor and a strong magnetic coupling, ensuring reliable, maintenance-free stirring for volumes up to 20L (H₂O).
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With a 30–1700 rpm speed range, it offers precise control for gentle or vigorous stirring.
- SpeedServo™ maintains constant speed despite viscosity changes, while the viscosity variation indicator provides real-time feedback for accurate reaction monitoring.
- Ensures exceptional thermoregulation, offering the highest level of control for temperature-sensitive laboratory applications.
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When connected to Pt100 and Pt1000 probes, two thermoregulation modes are available:
- FAST – Fast temperature rise.
- FINE – Optimized temperature control for minimized overshoot.
- Supports ramp programming with up to 9 temperature and 9 speed steps, speeding up your process.
- The CerAlTop™ plate combines the strength and chemical resistance of ceramic with the excellent thermal conductivity of aluminum, enabling rapid and uniform heating across the entire surface.
- Has advanced stirring modes, including auto-reverse functionality, intermittent mode, and settable speed limits.
- Features IP42 protection and is backed by a 3-year warranty (online product registration required).
Connectivity Options:
- With the Velp Ermes cloud platform, you can manage your hotplate stirrer remotely from any mobile device, at any time.
- With the Velp Ermes cloud platform, you can manage your hotplate stirrer remotely from any mobile device, at any time.
- Experimental data can also be saved and transferred to a PC or a USB flash drive for further analysis.
Safety Features:
- Safety lock button prevents accidental parameter changes;
- Safety checks automatically stop heating in case the external probe is not immersed or is removed from the sample;
- Over-temperature protection and safety circuits prevent overheating of the sample;
- Adjustable maximum temperature limit ensures added control;
- Countdown and count-up timer to fine-tune your workflow;
- "Hot" message is displayed when the plate exceeds 50°C, even if heating is turned off.
AREX 5 Digital Hot Plate Stirrer
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Digital hot plate stirrer with CerAlTop™ plate ensuring precise thermoregulation of the media, high safety and maximum reliability.
Key Features:
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- The timer can be set and the speed managed precisely and accurately, from 50 to 1500 rpm, making it ideal for any type of application, both at low and high speeds.
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It has a powerful brushless motor and it stirs volumes up to 20 L (H2O).
- Equipped with VELP-engineered SpeedServo™ torque compensation technology that ensures constant speed even when the viscosity of the medium changes.
- The CerAlTopTM plate has a 135 mm diameter top that is protected from chemicals and scratches and reaches a maximum temperature of 310° C.
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It can be connected to external probes Pt100 and Pt1000 or to the VTF for precise temperature control of the medium.
- When connected with the temperature probe (Pt100 and Pt1000) the AREX 5 Digital is able to heat up the medium up to 310°C with an accuracy of ± 1.0 °C while with the VTF the AREX 5 Digital is able to heat up the medium up to 300°C with an accuracy of ± 0.5 °C.
- The internal electronic parts are protected by the insulating disk, which, together with the robust die-cast aluminum housing enables it to withstand even the most demanding laboratory environments and applications, such as when working with cold media (below 0°C).
- Various safety functions protect users in their daily operations, such as safety circuits, over-temperature protection and probe detection alarm.
- A security message "Hot" is displayed when the temperature of the plate is above 50°C and the heating function is not active.
- Features IP42 protection and is backed by a 3-year warranty (online product registration required).
AREX 5 Hot Plate Stirrer
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Versatile hotplate stirrer with CerAlTop™ plate upgradable with the VTF digital thermoregulator for direct temperature control of the liquid.
Key Features:
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By turning the right knob of the AREX 5 it is possible to easily adjust the stirring speed from 100 up to 1500 rpm.
- Equipped with VELP-engineered SpeedServo™ torque compensation technology that ensures constant speed even when the viscosity of the medium changes.
- It has a powerful brushless motor and it stirs volumes up to 20 L (H2O).
- The CerAlTopTM plate has a 135 mm diameter top that is protected from chemicals and scratches and reaches a maximum temperature of 310°C; when connected with the VTF, the AREX 5 is able to thermoregulate the medium up to 300°C with an accuracy of ± 0.5 °C.
- Two illuminated indicators always inform the operator when the heating is on. Furthermore, the icon stays on when the temperature of the plate is above 50°C even if the instrument is switched off.
- The internal electronic parts are protected by the insulating disk, which, together with the robust die-cast aluminum housing, enables it to withstand even the most demanding laboratory environments and applications, such as when working with cold media (below 0°C).
- Features IP42 protection and is backed by a 3-year warranty (online product registration required).
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By turning the right knob of the AREX 5 it is possible to easily adjust the stirring speed from 100 up to 1500 rpm.
ARE 5 Hot Plate Stirrer
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Robust hotplate stirrer designed to guarantee safety, powerful stirring and excellent heating for basic applications for industrial and academic laboratories.
The ARE 5 Hotplate Stirrer is the product of choice since 1983 for basic heating and stirring laboratory requirements.
Key Features:
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- The 135 mm diameter aluminum alloy top plate ensures great temperature homogeneity and optimum heat transfer across the entire surface.
- It has a powerful brushless motor and it stirs volumes up to 15 L (H2O).
- By turning the left knob, it is possible to adjust the temperature up to 310 °C, whilst the right one allows setting the stirring speed from 100 up to 1500 rpm.
- Equipped with VELP-engineered SpeedServo™ torque compensation technology that ensures constant speed even when the viscosity of the medium changes.
- Two illuminated indicators always inform the operator when the heating is on. Furthermore, the icon stays on when the temperature of the plate is above 50°C even if the instrument is switched off.
- The internal electronic parts are protected by the insulating disk, which, together with the robust die-cast aluminum housing, enables it to withstand even the most demanding laboratory environments and applications, such as when working with cold media (below 0°C).
- Features IP42 protection and is backed by a 3-year warranty (online product registration required).