San Franciscan SF-75: A 34kg Industrial Coffee Roaster Built in the USA

If you’re sourcing or operating a commercial coffee roastery, you’ve likely faced the dilemma: buy an imported industrial roaster and deal with downtime, high import costs, or unclear specs—or find a machine built to last, with transparent technical details, local serviceability, and the right capacity for serious batch production. That’s where the San Franciscan SF-75 enters the picture.

The San Franciscan SF-75 is a 34kg-capacity (75lb) industrial coffee roaster, built entirely in the USA by Coffee PER in Fallon, Nevada. It delivers 300,000 BTU per hour of roasting heat and 1MBTU per hour via its Afterburner, with customizable electrical input and gas configurations to meet global standards.

What Is the San Franciscan SF-75 Roaster?

The San Franciscan SF-75 is a large-capacity, modular-designed industrial coffee roaster manufactured by Coffee PER—the “PER” stands for Processing Equipment and Repair. Based in Fallon, Nevada, just an hour from Reno, Coffee PER has spent 20 years refining its roasting equipment, with the SF series representing its flagship line. The SF-75 combines robust construction with ease of maintenance and proven thermal performance for commercial coffee roasting operations.

Key Technical Specifications

The SF-75 is built for serious throughput and durability. Here are its core specifications:

• Roasting Capacity: 34kg (75lb) per batch
• Maximum Hourly Output: Up to 300lbs
• Machine Weight: 839kg (1,850lbs)
• Dimensions (L × W × H): 152.4 × 234.84 × 238.76cm (60 × 96 × 94 inches)
• Roaster Heat Output: 300,000 BTU/hour
• Afterburner Heat Output: 1MBTU/hour (1,000,000 BTU/hour)
• Power Supply: 220V single-phase or 220–440–480V three-phase; 35A current
• Voltage Options: Customizable to local standards worldwide
• Gas Type & Pressure: Natural Gas at 7" W/C or Propane at 11" W/C
• Gas Line Size: 1 1/4"
• Exhaust Specifications: Roaster exhaust pipe: 10" diameter; Afterburner exhaust: 16" inner diameter
• Roaster Vent Pipe: 25.4cm (10") diameter
• Afterburner Vent Pipe: 40.64cm (16") diameter
• Water Quench Connection: 1/2" pipe thread

Design Philosophy & Build Quality

The SF-75 is built around principles of durability, efficiency, and ease of maintenance. Its modular component design allows operators to quickly replace and clean parts—minimizing downtime and service cost. According to the manufacturer, these features result in lower long-term operational expense compared to other roasters of similar capacity. Every machine is backed by training, technical support, and certification from Coffee PER’s in-house team.

Beyond durability, the SF-75 is designed to deliver consistent roasting performance whether you’re running a small-batch specialty roastery or a high-volume production facility. Its thermal outputs and airflow are proportionally aligned across machine sizes, ensuring scalability and repeatable results. The smaller-capacity SF models share the same craftsmanship and are ETL-certified, meeting North American safety standards.

Why Choose a US-Made Industrial Roaster?

For specialty roasters and commercial operators who demand reliability and serviceability, the SF-75 offers several advantages over imported alternatives. It’s manufactured entirely in the USA using quality-assured components, which simplifies sourcing spare parts and obtaining technical support. The ability to customize voltage and gas settings means it can be installed in most global markets without costly retrofitting. Plus, its robust build and efficient design aim to reduce lifetime ownership costs—both in energy use and maintenance labor.

Frequently Asked Questions

What is the roasting capacity of the San Franciscan SF-75?

The SF-75 has a maximum batch roast capacity of 34 kilograms, or approximately 75 pounds. Its hourly throughput can reach up to 300 pounds, making it suitable for mid- to large-scale commercial roasting operations.

Where is the San Franciscan SF-75 manufactured?

The SF-75 is built in Fallon, Nevada, USA, by Coffee PER—a company specializing in coffee processing equipment with over 20 years of experience manufacturing the San Franciscan series.

What are the power and gas requirements for the SF-75?

The roaster operates on 220V single-phase or 220–440–480V three-phase electrical input (35A), with customizable voltage to match international standards. Gas options include natural gas at 7" W/C or propane at 11" W/C, delivered through a 1 1/4" gas line.

Does the SF-75 include an Afterburner? What are its specs?

Yes, the SF-75 includes an Afterburner that produces 1MBTU (1,000,000 BTU) per hour. The Afterburner has a 16-inch inner diameter exhaust pipe, while the roaster’s own exhaust is 10" in diameter. The roaster’s vent pipe is 25.4cm (10") and the Afterburner’s is 40.64cm (16").

Is the SF-75 easy to maintain?

According to the manufacturer, the SF-75 features a modular design with easily replaceable and cleanable parts. This reduces service intervals and makes maintenance simpler compared to other industrial roasters, contributing to lower long-term operating costs.

Can the voltage and gas settings be customized for different countries?

Yes, both the electrical voltage (supporting single or three-phase systems) and gas pressure settings (for natural gas or propane) can be customized to meet the standards of various countries, allowing for international installation.

Recommended FrontStreet Beans for Industrial Roasting

For roasters using the San Franciscan SF-75, FrontStreet Coffee’s Ethiopia Humbera offers bright citrus and floral notes with a juicy body—perfect for showcasing clarity at scale. The PWN Golden Mandheling brings heavy body and sweet caramelized tones, ideal for blends or dark roasts. Finally, the Kenya Little Tomato delivers intense blackcurrant acidity and winey complexity. All three profiles respond well to precise thermal control, making them excellent choices for high-capacity production. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.