The Stomacher® 400 Circulator lab blender allows for easy and effective sample preparation whilst delivering reliable, consistent results. The unique patented ‘kidney’ paddle shapes improve organism recovery over traditional square paddle designs. The Seward Stomacher® 400 Circulator is highly durable and reliable, blending solid or liquid samples efficiently and consistently. The Seward Stomacher® 400 Circulator is the gold standard in laboratory blenders. Used daily in food safety testing, producing accurate, repeatable results, the Stomacher® 400 Circulator has been at the forefront of food testing protocols for 50 years. Recognised as the 'workhorse' of the lab, it is the most commonly used model in food microbiology but has also established a reputation in the field of life sciences and healthcare.

Suitable for volume sample sizes from 80 to 400mL
Programmable process times and paddle speeds for consistent results
Easy to use - simple to set up, programmable operation with digital control panel
Easy to clean
Durable and reliable, designed for constant use
Unique patented Circulator paddle design improves organism recovery by enhancing the stirring and extrusion forces applied to the sample, driving more organisms into suspension for analysis
Digital control panel provides simple control of processing features such as paddle speed and processing time, essential for consistent results
Combine with the Seward Stomacher® 400 range of Stomacher® bags and accessories for clean, efficient sample processing and short term storage solutions