Hotplates & Hotplate Stirrers
Our range of hotplates and magnetic stirrers have been carefully selected for their durability and dependability. Their compact bench-top design streamlines production, while delivering a more sterile, efficient, and accurate outcome to simple and more complex solutions. With a wide range of analogue and digital models available, we have something for every task. Offered in a variety of styles and sizes, our lightweight, easy-to-use magnetic hotplate stirrers are suitable for general laboratory use when routinely mixing applications.
Key features of our lab hotplate stirrers include:
- Analogue or digital RPM control
- Large top plate surfaces,
- Smooth start and stop of stirring speed
- Large stirring capacity of up to 10 litres,
- Strong magnetic stirrer
- Easy clean ceramic-coated top plates
Complete your setup with premium equipment and laboratory glassware, or take advantage of the latest discounts. For assistance choosing the right hot plate with magnetic stirrer, simply contact our team.
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Digital Hotplate Stirrer with Sensor Control Set, 180x180mm Ceramic Plate, Max 380°C
LK LAB
$998.00 +GSTDigital Laboratory Hotplate with Magnetic Stirring These hotplate stirrers are ideal for testing applications where heating and stirring is required. All models feature a ceramic coated heating plate which provides effective heating across the entire...$998.00 +GST
FAQs
What is a hotplate stirrer, and how does it differ from other devices?
A hotplate stirrer combines heating and mixing in a single unit. Unlike a standard hot plate or a standalone magnetic stirrer, a hot plate and stirrer provides simultaneous, controlled temperature and agitation for greater efficiency and consistency.
How do I choose the correct size, capacity and stir speed?
Match the plate size to your typical vessels, ensure the stirring capacity supports your liquid volume and select speed ranges that allow controlled mixing without splashing or vortexing.
Can I use a hot plate stirrer with different container types?
Yes, a hot plate with magnetic stirrer works with beakers, flasks and other flat-bottom lab vessels. For best results, use containers compatible with the stir bar and ensure stable contact with the plate.
What are best-practice procedures for heating and stirring simultaneously?
- Increase speed gradually
- Avoid creating deep vortexes
- Ramp temperature slowly to prevent thermal shock
- Ensure the stir bar is appropriately sized for the vessel.
What maintenance or calibration steps are required?
Clean the plate surface regularly, check for smooth rotation of the magnetic field, inspect cables for damage and verify temperature accuracy on digital models. Some lab hotplate stirrers may require periodic calibration for temperature control.
What hazards or misuse scenarios should I avoid?
Common issues include overheating samples, using incompatible vessels, leaving a stir bar spinning unattended or exposing electronics to spills. Avoid using cracked glassware or vessels too large for the plate.
Are specialised models available, and how do they help?
Yes, options include ceramic-coated plates for chemical resistance, digital controllers for precise RPM and temperature settings and high-capacity units for larger volumes. These upgrades improve reproducibility and safety.
How does simultaneous heating and stirring affect experimental reproducibility?
Stable mixing and controlled temperature create more uniform reaction conditions. Monitor parameters such as RPM, temperature, vessel size and stir bar selection to ensure consistent results across experiments.