Diedrich Coffee Roasters: Precision. Tradition. Performance. 

 

Every Diedrich Roaster tells a story of craftsmanship, innovation, and decades of engineering refinement. Built for roasters who demand control, consistency, and longevity, Diedrich combines traditional drum-roasting artistry with patented infrared burner technology to deliver clean, balanced, and repeatable results batch after batch. Renowned for precision and sustainability, these durable machines offer exceptional thermal stability, advanced airflow control, and intuitive operation—making them a trusted gold standard for artisan and commercial roasters alike.

 
1-Lb Diedrich HR-1 Used Coffee Roaster - All Electric - 2020 - Stock S0333
1-Lb Diedrich HR-1 Used Coffee Roaster - All Electric - 2020 - Stock S0333
1-Lb Diedrich HR-1 Used Coffee Roaster - All Electric - 2020 - Stock S0333
$5,600.00
$8,950.00
1kg Diedrich IR-1 Used Coffee Roaster - Incredible Condition - Stock S0338
1kg Diedrich IR-1 Used Coffee Roaster - Incredible Condition - Stock S0338
1kg Diedrich IR-1 Used Coffee Roaster - Incredible Condition - Stock S0338
$9,500.00
$10,900.00
3kg Used Coffee Roaster - Diedrich IR-3 Pedestal - Stock S0291
3kg Used Coffee Roaster - Diedrich IR-3 Pedestal - Stock S0291
3kg Used Coffee Roaster - Diedrich IR-3 Pedestal - Stock S0291
$11,900.00
$13,900.00
3kg Diedrich IR-3 Used Coffee Roaster - Classic 2003 - Stock S0229
3kg Diedrich IR-3 Used Coffee Roaster - Classic 2003 - Stock S0229
3kg Diedrich IR-3 Used Coffee Roaster - Classic 2003 - Stock S0229
$12,300.00
$13,900.00
5kg Used Coffee Roaster - Diedrich IR-5 - Full Auto - With Afterburner - Extreme Low Hours - 2017 - Stock S0286
5kg Used Coffee Roaster - Diedrich IR-5 - Full Auto - With Afterburner - Extreme Low Hours - 2017 - Stock S0286
5kg Used Coffee Roaster - Diedrich IR-5 - Full Auto - With Afterburner - Extreme Low Hours - 2017 - Stock S0286
$38,900.00
$48,900.00
12kg Used Coffee Roaster — Diedrich IR-12 — 2018 - S0657
12kg Used Coffee Roaster — Diedrich IR-12 — 2018 - S0657
12kg Used Coffee Roaster — Diedrich IR-12 — 2018 - S0657
$29,500.00
12kg Used Coffee Roaster Set - Diedrich IR-12 - Optional Afterburner - Classic 1998 - Stock S0465
12kg Used Coffee Roaster Set - Diedrich IR-12 - Optional Afterburner - Classic 1998 - Stock S0465
12kg Used Coffee Roaster Set - Diedrich IR-12 - Optional Afterburner - Classic 1998 - Stock S0465
$19,900.00
$23,900.00
Used Diedrich Thermal Afterburner for 12kg Roaster - Stock S0481
Used Diedrich Thermal Afterburner for 12kg Roaster - Stock S0481
Used Diedrich Thermal Afterburner for 12kg Roaster - Stock S0481
$5,900.00
25kg Used Coffee Roaster - Diedrich DR-25 Equipment Set - In Original Crate - Stock S0606
25kg Used Coffee Roaster - Diedrich DR-25 Equipment Set - In Original Crate - Stock S0606
25kg Used Coffee Roaster - Diedrich DR-25 Equipment Set - In Original Crate - Stock S0606
$149,900.00
$159,900.00
3kg Used Diedrich Thermal Afterburner - Stock S0083
3kg Used Diedrich Thermal Afterburner - Stock S0083
3kg Used Diedrich Thermal Afterburner - Stock S0083
$8,800.00
$9,900.00
Used Coffee Roaster Afterburner - Diedrich DCO-25 - Stock S0441
Used Coffee Roaster Afterburner - Diedrich DCO-25 - Stock S0441
Used Coffee Roaster Afterburner - Diedrich DCO-25 - Stock S0441
$4,900.00
$9,900.00
2.5kg Used Coffee Roaster Machine — Diedrich IR-2.5 — FULL AUTO - Low Hours - 2017 - Stock S0525
2.5kg Used Coffee Roaster Machine — Diedrich IR-2.5 — FULL AUTO - Low Hours - 2017 - Stock S0525
2.5kg Used Coffee Roaster Machine — Diedrich IR-2.5 — FULL AUTO - Low Hours - 2017 - Stock S0525
$17,500.00
$20,900.00
3kg Used Coffee Roaster - Diedrich IR-3 - 2015
3kg Used Coffee Roaster - Diedrich IR-3 - 2015
3kg Used Coffee Roaster - Diedrich IR-3 - 2015
$12,900.00
$13,900.00
3kg Diedrich IR-3N Used Coffee Roaster, Afterburner, and Ducting — 2004
3kg Diedrich IR-3N Used Coffee Roaster, Afterburner, and Ducting — 2004
3kg Diedrich IR-3N Used Coffee Roaster, Afterburner, and Ducting — 2004
$11,900.00
5kg Used Coffee Roaster - Diedrich IR-5 - Excellent Condition - with External Cyclone - 2020 - Stock S0384
5kg Used Coffee Roaster - Diedrich IR-5 - Excellent Condition - with External Cyclone - 2020 - Stock S0384
5kg Used Coffee Roaster - Diedrich IR-5 - Excellent Condition - with External Cyclone - 2020 - Stock S0384
$21,900.00
$26,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — 2015 - Stock S0500
5kg Used Coffee Roaster — Diedrich IR-5 — 2015 - Stock S0500
5kg Used Coffee Roaster — Diedrich IR-5 — 2015 - Stock S0500
$21,500.00
$23,500.00
5kg Used Coffee Roaster — Diedrich IR-5 - 2020 - Stock S0517
5kg Used Coffee Roaster — Diedrich IR-5 - 2020 - Stock S0517
5kg Used Coffee Roaster — Diedrich IR-5 - 2020 - Stock S0517
$22,900.00
5kg Used Coffee Roaster Machine — Diedrich IR-5 — FULL AUTO - Never Commissioned - 2020
5kg Used Coffee Roaster Machine — Diedrich IR-5 — FULL AUTO - Never Commissioned - 2020
5kg Used Coffee Roaster Machine — Diedrich IR-5 — FULL AUTO - Never Commissioned - 2020
$39,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — Never Left Original Crate — 2018
5kg Used Coffee Roaster — Diedrich IR-5 — Never Left Original Crate — 2018
5kg Used Coffee Roaster — Diedrich IR-5 — Never Left Original Crate — 2018
$29,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — 2018
5kg Used Coffee Roaster — Diedrich IR-5 — 2018
5kg Used Coffee Roaster — Diedrich IR-5 — 2018
$26,900.00
$27,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — Beautiful Condition - 2017
5kg Used Coffee Roaster — Diedrich IR-5 — Beautiful Condition - 2017
5kg Used Coffee Roaster — Diedrich IR-5 — Beautiful Condition - 2017
$27,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — FULL AUTO - Never out of original crate — 2017
5kg Used Coffee Roaster — Diedrich IR-5 — FULL AUTO - Never out of original crate — 2017
5kg Used Coffee Roaster — Diedrich IR-5 — FULL AUTO - Never out of original crate — 2017
$34,500.00
5kg Used Coffee Roaster - Diedrich IR-5 - Beautiful Condition - 2016 - Stock S0352
5kg Used Coffee Roaster - Diedrich IR-5 - Beautiful Condition - 2016 - Stock S0352
5kg Used Coffee Roaster - Diedrich IR-5 - Beautiful Condition - 2016 - Stock S0352
$19,900.00
$22,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — 2020
5kg Used Coffee Roaster — Diedrich IR-5 — 2020
5kg Used Coffee Roaster — Diedrich IR-5 — 2020
$20,900.00
$25,500.00
5kg Used Coffee Roaster — Diedrich IR-5 — Never out of original crate — 2022
5kg Used Coffee Roaster — Diedrich IR-5 — Never out of original crate — 2022
5kg Used Coffee Roaster — Diedrich IR-5 — Never out of original crate — 2022
$26,900.00
12kg Used Coffee Roaster — Diedrich IR-12 - Reported Low Hours - 2014 - Stock S0524
12kg Used Coffee Roaster — Diedrich IR-12 - Reported Low Hours - 2014 - Stock S0524
12kg Used Coffee Roaster — Diedrich IR-12 - Reported Low Hours - 2014 - Stock S0524
$27,900.00
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with Afterburner - 2019 - Stock S0618
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with Afterburner - 2019 - Stock S0618
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with Afterburner - 2019 - Stock S0618
$39,000.00
12kg Used Coffee Roasting Machine - Diedrich IR-12- 2020 - Stock S0371
12kg Used Coffee Roasting Machine - Diedrich IR-12- 2020 - Stock S0371
12kg Used Coffee Roasting Machine - Diedrich IR-12- 2020 - Stock S0371
$29,900.00
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with Afterburner - Never Used - 2018 - Stock S0133
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with Afterburner - Never Used - 2018 - Stock S0133
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with Afterburner - Never Used - 2018 - Stock S0133
$62,500.00
$72,500.00
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with External Cyclone & Afterburner - 2017 - Stock S0492
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with External Cyclone & Afterburner - 2017 - Stock S0492
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 with External Cyclone & Afterburner - 2017 - Stock S0492
$39,900.00
12kg Diedrich IR-12 Used Coffee Roaster — 2000
12kg Diedrich IR-12 Used Coffee Roaster — 2000
12kg Diedrich IR-12 Used Coffee Roaster — 2000
$24,900.00
12kg Used Coffee Roaster - Diedrich IR-12 - 2018
12kg Used Coffee Roaster - Diedrich IR-12 - 2018
12kg Used Coffee Roaster - Diedrich IR-12 - 2018
$23,900.00
12kg Diedrich IR-12 Used Coffee Roaster — 2002
12kg Diedrich IR-12 Used Coffee Roaster — 2002
12kg Diedrich IR-12 Used Coffee Roaster — 2002
$21,900.00
$24,900.00
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 - Never Used - 2017
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 - Never Used - 2017
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 - Never Used - 2017
$34,900.00
12kg Used Coffee Roaster — Diedrich IR-12 — Never Used - with External Cyclone - 2010
12kg Used Coffee Roaster — Diedrich IR-12 — Never Used - with External Cyclone - 2010
12kg Used Coffee Roaster — Diedrich IR-12 — Never Used - with External Cyclone - 2010
$29,900.00
12kg Used Coffee Roaster - Diedrich IR-12 - 1998 - Stock S0463
12kg Used Coffee Roaster - Diedrich IR-12 - 1998 - Stock S0463
12kg Used Coffee Roaster - Diedrich IR-12 - 1998 - Stock S0463
$14,900.00
$21,900.00
12kg Used Coffee Roaster Set - Diedrich IR-12 - Optional Afterburner - 2005 - Stock S0299
12kg Used Coffee Roaster Set - Diedrich IR-12 - Optional Afterburner - 2005 - Stock S0299
12kg Used Coffee Roaster Set - Diedrich IR-12 - Optional Afterburner - 2005 - Stock S0299
$22,900.00
$23,900.00
12kg Used Coffee Roaster — Diedrich IR-12 — 2014
12kg Used Coffee Roaster — Diedrich IR-12 — 2014
12kg Used Coffee Roaster — Diedrich IR-12 — 2014
$28,900.00
12kg Used Coffee Roaster — Diedrich IR-12 — 2002
12kg Used Coffee Roaster — Diedrich IR-12 — 2002
12kg Used Coffee Roaster — Diedrich IR-12 — 2002
$22,900.00
12kg Used Coffee Roaster — Diedrich IR-12 — 2008
12kg Used Coffee Roaster — Diedrich IR-12 — 2008
12kg Used Coffee Roaster — Diedrich IR-12 — 2008
$22,500.00

Frequently Asked Questions

1. What makes Diedrich Roasters unique?

Diedrich Roasters use patented infrared burners for consistent, clean heat transfer. This technology preserves coffee’s natural sweetness and aroma while reducing emissions and energy consumption.

2. Are Diedrich Roasters suitable for small and large operations?

Yes. Diedrich Roasters are available in multiple capacities—from sample roasters to large commercial units—making them ideal for both boutique and industrial roasting setups.

3. How do Diedrich Roasters enhance roast consistency?

Advanced thermocouples and digital control systems in Diedrich Roasters ensure repeatable roast curves, giving you precise control over airflow, temperature, and timing.

4. Do Diedrich Roasters support sustainable roasting?

Absolutely. Diedrich Roasters are designed with energy-efficient infrared burners and low-emission technology, supporting eco-conscious operations without sacrificing performance.

5. What maintenance do Diedrich Roasters require?

Regular cleaning of chaff collectors and cooling trays is key. Diedrich Roasters are built with easy-access components, simplifying upkeep and extending equipment life.

6. Can I automate roast profiles on Diedrich Roasters?

Yes. Many Diedrich Roasters feature programmable software that lets you record, save, and replicate your ideal roast profiles for consistent results every time.

7. Are Diedrich Roasters easy to operate for beginners?

While professional-grade Diedrich Roasters are intuitive and user-friendly, offering digital interfaces and manual controls that help new roasters learn while giving experts full flexibility.