Lab Blender

Seward Stomacher 400 Circulator

Condition fair but fully functional.
The Seward Stomacher 400 Circulator is a benchtop paddle blender for sample homogenization (80-400mL), featuring adjustable paddle speeds (around 75-300 RPM), a digital timer (up to 99 min), and programmable settings, operating on various voltages (220-250V, 50/60Hz) with power usage around 170W; it's known for organism recovery with its circulator paddles but isn't cooled.
Key Specifications
Sample Volume: 80 mL (min) - 400 mL (max)
Paddle Speed: 75 - 300 rpm (adjustable in 5 rpm increments)
Timer: Digital, 0 seconds - 99 minutes, 59 seconds
Dimensions (W×D×H): Approx. 33-33.7 cm (W) x 35.5 cm (D) x 27.9-30 cm (H)
Weight: Approx. 23 kg (55 lbs)
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Power: 220-250V, 50/60Hz (voltage varies by model)
Wattage: Around 170 W
Bag Size: Uses 177 x 304/305 mm bags (Circulator style)
Features
Homogenization: Uses circulator paddles for improved recovery.
Control: Digital display, manual/auto modes, programmable P1, P2, P3 settings.
Safety: Stall condition & door open indicators.
Not Cooled: Does not have a cooling feature.