Electric Hot Air Afterburner Solution for Coffee Cocoa Roasting

Electric Hot Air Afterburner Solution for Coffee Cocoa Roasting Using Leisters Hotwind System Vulcan System – Swiss Heating Technology for a Greener Roast

Advanced Electric Afterburner Technology – Efficient, Sustainable, and Environmentally Friendly

During the roasting process of coffee, cocoa, and various agricultural products, smoke, odors, and volatile organic compounds (VOCs) are naturally released. Electric hot air afterburners are a modern and eco-friendly solution to:

Completely eliminate smoke and odors

Neutralize VOCs and organic residues

Ensure compliance with environmental regulations

Operate safely without fossil fuels

Leister Hot Air Heaters – Trusted Swiss Solutions

1. Hotwind System – Ideal for Small to Medium Roasting Setups

Power: 5.4 kW
Voltage: 230/400V
Max Temperature: 650°C
Airflow: 200 – 900 l/min
Air outlet diameter: Ø 62 mm

Recommended for coffee roasters from 1–20 kg per batch, specialty cocoa roasters, and odor treatment units.

2. Vulcan System – High Power for Industrial Roasters and Exhaust Systems

Vulcan System 6kW (3-phase)

Max Temperature: 650°C
Airflow: 950 – 1700 l/min
Air Pressure: 3100 kPa (50Hz), 4000 kPa (60Hz)
Air outlet diameter: Ø 62 mm

Vulcan System 10–11kW (3-phase)

Max Temperature: 650°C
Airflow: 850 – 1500 l/min
Air Pressure: 3000 kPa (50Hz), 4000 kPa (60Hz)
Air outlet diameter: Ø 92 mm

Recommended for: Medium to large-scale coffee roasters (15–60 kg per batch), Industrial cocoa roasters

Centralized VOC exhaust treatment systems

Solar Integration – Run Your Afterburner Nearly for Free

Electric systems are fully compatible with solar energy, making them a long-term green investment.

Example Solar Efficiency Calculation:

Item	Estimated Value
Solar system (5–10kWp)	Installation cost: ~80–150 million VND
Daily energy supply	20–40 kWh
Afterburner runtime	5–10 hours/day
Monthly electricity savings	2–3 million VND
Payback period	3–4 years

Key Advantages of Leister Electric Afterburner Systems

No gas required – cleaner and safer
No CO or NOx emissions
Stable operation and easy maintenance
Precise temperature control
Meet environmental and export standards
Enhance brand value with a clean, green process

Complete Green Roasting Solution with Leister Systems

Combine:

Leister LE 10000 DF-C electric coffee roaster
Hotwind or Vulcan System electric afterburners
Solar-powered electricity

→ A fully integrated, emission-free, energy-efficient roasting solution aligned with global sustainability trends.

DONG LOI JSC – Official Leister Distributor in Vietnam

Website:

https://dongloi.com.vn

https://leister.com.vn

Hotline: +84 913 888 247

Offices: Ho Chi Minh City (Thu Duc), Dong Nai, Hanoi

electric afterburner for coffee roasting

Leister Hotwind System for VOC removal

Vulcan System industrial exhaust treatment

green coffee roasting solution

solar-powered afterburner for cocoa roasters

Leister LE 10000 DF-C electric roaster

zero-emission coffee roasting system

sustainable roasting with electric hot air

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