What are the benefits of infrared heating compared to ceramic hotplates?

Infrared heating typically offers faster heat-up times and more energy-efficient operation compared to traditional ceramic hotplates, allowing liquids to reach boiling point more quickly.

Can this unit be used for unattended operation?

While these units often feature feedback control for stirring speed, it is generally recommended to monitor heating processes, especially when working with volatile or temperature-sensitive materials. Always refer to the manufacturer's safety guidelines.

What type of vessels can be used on this hotplate?

Typically, glass beakers, flasks, and other laboratory-grade vessels made from heat-resistant materials are suitable for use on hotplate stirrers of this kind. Ensure the vessel base is flat for optimal heat transfer.

How do I maintain the stirring function?

Regular cleaning of the hotplate surface and ensuring the magnetic stir bar is free from debris are key. The internal magnetic drive typically requires minimal maintenance, but any unusual noise or reduced stirring power should be investigated.

Is external temperature control possible with this model?

Some hotplate stirrers of this type offer a port for an external temperature probe, allowing for more precise control of the liquid's temperature rather than just the hotplate surface. Buyers should confirm this feature with the seller for this specific unit.

Used Stuart CR302 Infrared Hotplate stirrer x 3 - Hotplates & Heating Stirrers, photo 1

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Used Stuart CR302 Infrared Hotplate stirrer x 3 - Hotplates & Heating Stirrers

used Equipment

Available

Verified seller

Stuart CR302 Infrared Hotplate stirrer x 3

Name: Stuart CR302 Infrared Hotplate stirrer x 3
Brand: Stuart
SKU: 47416.SR13C
Availability: InStock

Price: Contact seller for price

This listing is for the Stuart CR302 Infrared Hotplate stirrer The unit is in full working condition and is ready for immediate use Overview & Key Features Infrared (IR) Heating: Utilizes a 900 W infrared heater—this allows it to boil 1 litre of water over 30% faster than standard 1200 W ceramic hotplates. Powerful Magnetic Stirring: Equipped with rare-earth magnets, it can stir up to 15 litres of liquid. Stirring speed is adjustable, ranging from 100 to 1500 rpm, with feedback control to maintain steady rates. Temperature Capability: The hotplate can reach a maximum temperature of 400 °C. Size & Portability: Hotplate surface: 30 × 30 cm Overall dimensions: approximately 32 × 37 × 11 cm (W × D × H) Weight: about 4 kg Power Supply: Designed for use with 240 V, compatible with standard UK lab mains at 50/60

Cambridgeshire, United Kingdom

5,773 km away

Model Number

CR302

Stock Number

47416.SR13C

Machinery Masters View

Typical context for this category of equipment. Always confirm specifics with the seller.

Used for heating and stirring chemical solutions in research and development laboratories.
Suitable for sample preparation in analytical chemistry and quality control.
Applied in biological and pharmaceutical settings for media preparation and reaction optimisation.
Utilised in educational institutions for chemistry and biology practical demonstrations.

Typical stirring capacity: Units of this type commonly handle volumes up to 15 litres.
Typical hotplate temperature range: Hotplates in this class typically reach a maximum temperature of 400 °C.
Typical stirring speed range: For this class of equipment, stirring speeds commonly range from 100 to 1500 rpm.
Heating technology: This model utilises infrared (IR) heating, which is known for rapid heat-up times.
Hotplate surface dimensions: Typically, the hotplate surface for such units is around 30 x 30 cm.
Power supply: Units of this type are commonly designed for 240 V, 50/60 Hz, suitable for standard UK laboratory mains.

Infrared heating typically offers faster heat-up times and more energy-efficient operation compared to traditional ceramic hotplates, allowing liquids to reach boiling point more quickly.

Hotplates and heating stirrers remain industry workhorses for consistent temperature control in laboratory and biotech applications. Buyers typically prioritise robust build quality, accurate temperature regulation, and reliable stirring mechanisms when purchasing used units. Key considerations include element condition, calibration history, and compatibility with existing workflows. The equipment is valued for longevity and cost-effectiveness in secondary markets, though prospective buyers should verify heating performance and inspect stirring components for wear before committing to purchase.

General overview for this equipment type

Machinery Masters Intelligence. General guidance for this category of equipment only, not a substitute for the seller's exact specifications. Always confirm details with the seller.