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W6 series

W6A Pro

Introducing the W6A Pro, Our evolution of the classic W6A, designed to meet the modern demands of coffee roasters. This advanced model retains the reliability and timeless aesthetics of its predecessor while incorporating state-of-the-art automation and enhanced functionalities.

  • 100% automated, no manual tasks
  • Fully integrated within Giesen Profiler
  • 7 kg per batch, 35 kg per houd
Black Giesen W6A Pro roaster
Giesen W6 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.

W6seriesRender
Fully automatic

Roast like a pro

The W6A Pro is a fully automated roaster, allowing precise control via Giesen Profiler software. Its full-auto features manage intake, roasting, and discharge for seamless operation. A user-friendly touchscreen simplifies adjustments for all skill levels. With a 7 kg batch capacity, it’s built for efficiency and consistency. Customizable design ensures both performance and personal style.

W6A Pro roaster with Giesen Profiler
Next-level roasting

Ready for the future

The W6A Pro is built for the future with full automation, software updates, and Giesen Profiler integration. Its durable design ensures long-term reliability, while customizable options adapt to evolving roasting needs. Precision, consistency, and scalability make it a future-proof investment.

W6A Pro with Giesen Profiler and GCC
Ranges

Underpressure range
80 - 150 Pa
(110 Pa default)

Drum speed range
36 - 51 Hz
(46 Hz default)

Temperature setpoint range
100 - 250 °C
(200 °C default)

Certfications

Standard certifications
CE 

Optional certifications
UL 
AGA 

General specifications

Measurements
1623 x 2414 x 1944 mm
Roaster in combination with GCC

Weight
600 kg (roaster only)

Minimum batch size
3,5 kg

Maximum batch size
7 kg

Sound level
70 dB (A)

Optional additions

Giesen Profiler

Destoner

Coffee Conveyor

External Cyclone

SFE filter

Catalytic Emission Cleaner

Support router

Electrical specifications

Supply voltage
230V AC 

External fusing
1 x 16A

Maximum electrical power
2,5 kW

Chimney specifications Chimney diameter
Ø 150 mm
Gas specifications

Gas connection
G 1/2" F

Maximum gas consumption
Natural gas - 2,1 m³/h
Propane gas - 0,75 m³/h

Gas inlet pressure

G20 - 25 mbar
G25 / G25.3 - 20 mbar
G30 - 30 / 37 / 50 mbar
G31 - 30 / 29 / 50 mbar

The serious stuff.

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!

Temperature control

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.

Airflow control

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.

Drumspeed control Giesen roasters feature adjustable drum speed control, empowering you to perfect your roasting process. By modifying the drum's revolutions per minute (RPM), you can balance conductive and convective heat transfer, ensuring uniform bean development.
General specifications

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)

Electrical specifications

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.

Ranges

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