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.

 
1kg Diedrich IR-1 Used Coffee Roaster - 2016 - Stock S0664
1kg Diedrich IR-1 Used Coffee Roaster - 2016 - Stock S0664

1kg Diedrich IR-1 Used Coffee Roaster - 2016 - Stock S0664

$6,900.00
$8,900.00
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

$8,500.00
$10,900.00
coffee roaster second hand
2.5kg Used Coffee Roaster Machine — Diedrich IR-2.5 - 2022 - Stock S0700

2.5kg Used Coffee Roaster Machine — Diedrich IR-2.5 - 2022 - Stock S0700

$14,900.00
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 - 2020 - Stock S0677
Diedrich roaster for sale front

5kg Used Coffee Roaster — Diedrich IR-5 - 2020 - Stock S0677

$22,500.00
$25,900.00
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
used coffee equipment
12kg Used Coffee Roaster Machine Equipment Package - Diedrich IR-12 - 2022 - Stock S0692

12kg Used Coffee Roaster Machine Equipment Package - Diedrich IR-12 - 2022 - Stock S0692

$39,900.00
coffee roasting equipment
12kg Used Coffee Roaster Machine - Diedrich IR-12 with Afterburner - Circa 1985 - Stock S0701

12kg Used Coffee Roaster Machine - Diedrich IR-12 with Afterburner - Circa 1985 - Stock S0701

$16,900.00
12kg Used Coffee Roaster — Diedrich IR-12 — 2018 - Stock S0657
12kg Used Coffee Roaster — Diedrich IR-12 — 2018 - Stock S0657

12kg Used Coffee Roaster — Diedrich IR-12 — 2018 - Stock 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
40kg Diedrich IR-40 Used Coffee Roasting Machine - 1995 - Stock S0704
40kg Diedrich IR-40 Used Coffee Roasting Machine - 1995 - Stock S0704

40kg Diedrich IR-40 Used Coffee Roasting Machine - 1995 - Stock S0704

$29,900.00
2005_45kg_Diedrich_CR-45_used_coffee_roaster_new_listing
2005_45kg_Diedrich_CR-45_used_coffee_roaster_right_side

45kg Used Coffee Roaster — Diedrich CR-45 Roasting Mini-Plant — Stock S0711

$119,900.00
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
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
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
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 - Stock S0076
3kg Diedrich IR-3N Used Coffee Roaster, Afterburner, and Ducting — 2004 - Stock S0076

3kg Diedrich IR-3N Used Coffee Roaster, Afterburner, and Ducting — 2004 - Stock S0076

$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 - Stock S0364
5kg Used Coffee Roaster Machine — Diedrich IR-5 — FULL AUTO - Never Commissioned - 2020 - Stock S0364

5kg Used Coffee Roaster Machine — Diedrich IR-5 — FULL AUTO - Never Commissioned - 2020 - Stock S0364

$39,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — Never Left Original Crate — 2018 - Stock S0300
5kg Used Coffee Roaster — Diedrich IR-5 — Never Left Original Crate — 2018 - Stock S0300

5kg Used Coffee Roaster — Diedrich IR-5 — Never Left Original Crate — 2018 - Stock S0300

$29,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — 2018 - Stock S0193
5kg Used Coffee Roaster — Diedrich IR-5 — 2018 - Stock S0193

5kg Used Coffee Roaster — Diedrich IR-5 — 2018 - Stock S0193

$26,900.00
$27,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — Beautiful Condition - 2017 - Stock S0134
5kg Used Coffee Roaster — Diedrich IR-5 — Beautiful Condition - 2017 - Stock S0134

5kg Used Coffee Roaster — Diedrich IR-5 — Beautiful Condition - 2017 - Stock S0134

$27,900.00
5kg Used Coffee Roaster — Diedrich IR-5 — FULL AUTO - Never out of original crate — 2017 - Stock S0088
5kg Used Coffee Roaster — Diedrich IR-5 — FULL AUTO - Never out of original crate — 2017 - Stock S0088

5kg Used Coffee Roaster — Diedrich IR-5 — FULL AUTO - Never out of original crate — 2017 - Stock S0088

$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 - Stock S0016
5kg Used Coffee Roaster — Diedrich IR-5 — 2020 - Stock S0016

5kg Used Coffee Roaster — Diedrich IR-5 — 2020 - Stock S0016

$20,900.00
$25,500.00
5kg Used Coffee Roaster — Diedrich IR-5 — Never out of original crate — 2022 - Stock S0053
5kg Used Coffee Roaster — Diedrich IR-5 — Never out of original crate — 2022 - Stock S0053

5kg Used Coffee Roaster — Diedrich IR-5 — Never out of original crate — 2022 - Stock S0053

$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

$48,900.00
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 - Stock S0268
12kg Used Coffee Roaster - Diedrich IR-12 - 2018 - Stock S0268

12kg Used Coffee Roaster - Diedrich IR-12 - 2018 - Stock S0268

$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 - Stock S0393
12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 - Never Used - 2017 - Stock S0393

12kg Used Coffee Roaster - Diedrich Fully Automated IR-12 - Never Used - 2017 - Stock S0393

$34,900.00

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.