SFE filter
Want to greatly reduce your smoke and odor emissions? Then the SFE filter is an excellent option. This compact filter is plug-and-play to apply to your roaster and, in the case of the sample roaster and W1 series, can even be built into the mobile cart. A compact, stylish and, above all, efficient solution.
- Reduces emissions through electrostatic filtration
- Reduces grease, smoke and fine dust emissions
- Available for Sample, W1, W6 and W15 series

Up to 24 kg / h.
With a 6-kilo capacity per batch and up to 24 kilos per hour, Giesen W6 series roasters deliver efficiency and consistency. Perfectly balanced for professionals who demand both quality and volume.
The ultimate centerpiece for your coffee shop. Designed to perfection, it offers the flexibility of full-control manual roasting alongside the convenience of fully automatic roasting. Handcrafted in the Netherlands and shipped worldwide.

How does it work?
The SFE filter is an electrostatic filter. The operation of this filter is based on charging of the suspended particles in the waste gas stream. The particles are collected, charged and separated.
A perfect addition to your shop roaster
An SFE filter is available for a wide range of roasters. For example, the sample roasters, W1, W6 and W15 series can easily be fitted with an SFE filter. In the case of the sample roasters and W1 series, it is also possible to incorporate the SFE filter into the mobile cart.
SFE25 (Sample / W1 / W6 series)
Dimensions: 66 x 60 x 63 cm
Weight: 60 kg
SFE50 (W15 series)
Dimensions: 66 x 105 x 63 cm
Weight: 100 kg
SFE25
Power: 30 W
Collector surface: 14,2 m³
SFE50
Power: 50 W
Collector surface: 28,4 m³
Technical data.
If you need any further technical information that you can't find on this page, please contact us. We will be happy to help you!
Giesen roasters combine advanced temperature control with cutting-edge automation, ensuring consistency and ease in every roast. With features like automatic mode and burner percentage control, you have the tools to master your craft and achieve unparalleled results.
Giesen roasters feature advanced airflow control, allowing you to fine-tune the roasting environment to achieve your desired flavor profiles. By adjusting the underpressure settings, you can influence the heat transfer and development of your beans.
Measurements
W6A - 1427 (L) x 723 (W) x 1705 (H)
W6E - 1410 (L) x 723 (W) x 1705 (H)
W6A Pro - 1623 (L) x 2414 (W) x 1944 (H)
Weights
W6A - 485 kg (roaster only)
W6E - 496 kg (roaster only)
W6A Pro - 600 kg (roaster only)
Minimum batch size
W6A - 3 kg
W6E - 3 kg
W6A Pro - 3,5 kg
Maximum batch size
W6A - 6 kg
W6E - 6 kg
W6A Pro - 7 kg
Sound level
W6A - 70 dB (A)
W6E - 70 dB (A)
W6A Pro - 70 dB (A)
Supply voltage
W6A - 230V AC (1L+N+PE)
W6E - 400 V AC (3L+N+PE)
W6A Pro - 230V AC (1L+N+PE)
External fusing
W6A - 1 x 16A
W6E - 3 x 32A
W6A Pro - 1 x 16A
Max. electrical power
W6A - 1,7 kW
W6E - 17 kW
W6A Pro - 2,5 kW
Keep in mind that this is the absolute maximum power consumption. Actual average usage will be much lower.
Underpressure range
80 - 150 Pa (min. - max.)
Default value: 110 Pa
Drum speed range
36 - 51 Hz (min. - max.)
Default value: 46 Hz
Temperature setpoint range
100 - 250 °C (min. - max.)
Default value: 200 °C