Support and service
When you invest in a Giesen coffee roaster, you get more than just a reliable machine. You get access to a team that’s committed to keeping your equipment performing at its best. We understand how important uninterrupted roasting is to your business, and we’re here to help; practically, efficiently, and with clear communication.

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.

Support vs. service
Support
If there’s a technical or mechanical issue with your Giesen roaster or equipment, our support team is ready to assist. Most problems can be resolved remotely, with step-by-step guidance at no additional cost. Our team is multilingual, so we can assist you in your preferred language wherever you are.
Service
For in-depth maintenance, repairs, or parts replacement, our service team is available for scheduled visits, either on-site or at our workshop. Regular servicing helps extend the lifespan of your equipment and ensures consistent performance.

Service subscriptions
With a Service Subscription, we take a proactive role in maintaining your equipment. Based on your estimated roasting hours, we’ll reach out to schedule maintenance at a convenient time. Plans are available for businesses of all sizes and can be tailored to meet specific requirements. Subscriptions include practical benefits such as discounts on parts, labor, and travel costs.

We're here to help
We’re easy to contact—by phone during business hours and via email outside of them. For high-priority issues, we also offer an emergency line, accessible via phone, WhatsApp, or SMS.
Giesen equipment is used worldwide, and our network of service and support partners continues to grow. Our partners are trained directly by us and stay in regular contact to ensure consistent knowledge, quality, and feedback across all regions.

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