Best Home and Commercial San Franciscan Coffee Roasters

If you’ve been searching for a reliable coffee roaster—whether for your kitchen counter or a small shop—you’ve likely come across a few names. But one brand that’s earned steady respect among both home enthusiasts and specialty roasters is San Franciscan, built by a small American manufacturer with decades of experience crafting solid, no-nonsense equipment.

The San Franciscan roasters—available in 1-pound, 6-pound, and 25-kilogram capacities—are made by Coffee PER in Fallon, Nevada. These machines are known for durable construction, consistent performance, and straightforward operation, whether you’re roasting a single batch at home or scaling up production.

Who Makes San Franciscan Roasters?

San Franciscan roasters are manufactured by Coffee PER, a company based in Fallon, Nevada—a small town about an hour’s drive from Reno. The acronym “PER” stands for Processing, Equipment, and Repair. For over 20 years, Coffee PER has focused on building high-quality coffee processing equipment, with the San Franciscan series being their flagship line. The company prides itself on using premium components and traditional craftsmanship, maintaining a culture of quality across all parts and processes.

San Franciscan Roaster 1LB: Compact Home Model

The smallest in the lineup, the San Franciscan Roaster 1LB is designed for home or light use. It offers the following specifications:

• Roasting capacity: 454g (1 pound)
• Machine weight: 45kg
• Dimensions: 43 × 81 × 68.5 cm (L × W × H)
• Exhaust pipe: 10.1cm diameter, 1.4 cubic meters per minute airflow
• Power: 110V, 2A
• Gas pressure: Natural gas 1.7kPa, LPG 2.2kPa
• Gas consumption: 0.3kg per hour
• Heat output: 10,000 BTU

San Franciscan Roaster 6LB: Mid-Size Pro Option

A step up in capacity and durability, the 6LB model suits small cafes or serious home roasters. Specifications include:

• Roasting capacity: 2.7kg (6 pounds)
• Machine weight: 147kg
• Dimensions (with stand): 66 × 127 × 180.3 cm (L × W × H); (without stand): 50.8 × 91.4 × 106.6 cm
• Exhaust pipe: 15.2cm diameter, 3.5 cubic meters per minute airflow
• Power: 110V, 6A
• Gas pressure: Natural gas 1.7kPa, LPG 2.2kPa
• Gas consumption: 0.9kg per hour
• Heat output: 30,000 BTU
• Gas pipe requirement: Diameter greater than 1.27cm

San Franciscan Roaster 25B: Large Commercial Unit

For serious production environments, the 25B model brings commercial-grade performance. Key details:

• Roasting capacity: 11kg
• Machine weight: 612kg
• Dimensions: 91.4 × 244 cm (L × H)
• Exhaust pipe: 20.3cm diameter
• Power: 220V, 15A
• Gas pressure: Natural gas 1.7kPa, LPG 2.2kPa
• Gas consumption: 0.9kg per hour
• Heat output: 100,000 BTU
• Gas pipe requirement: Diameter greater than 1.9cm

Why Choose a San Franciscan Roaster?

San Franciscan roasters are built to last, using high-quality materials and classic engineering. They offer a range of sizes suitable for different roasting needs—whether you're just getting started or running a small commercial setup. Their straightforward design and reliable performance have made them a long-standing choice among coffee professionals.

Frequently Asked Questions

What sizes do San Franciscan coffee roasters come in?

San Franciscan offers three models: the 1LB (454g capacity), 6LB (2.7kg capacity), and 25B (11kg capacity). Each is designed for different use cases, from home roasting to small-scale commercial production.

What voltage and power does each San Franciscan roaster use?

The 1LB and 6LB models operate on 110V, with the 1LB using 2A and the 6LB using 6A. The 25B model uses 220V and 15A, reflecting its larger commercial capacity and power needs.

What kind of gas do San Franciscan roasters use, and what pressure is required?

All models can use either natural gas or LPG (liquefied petroleum gas). The required gas pressures are 1.7kPa for natural gas and 2.2kPa for LPG. The 25B requires a gas pipe with diameter greater than 1.9cm, while the 6LB needs greater than 1.27cm.

How much gas does a San Franciscan roaster consume per hour?

The 1LB consumes 0.3kg of gas per hour, the 6LB uses 0.9kg/hour, and the 25B also uses 0.9kg/hour. Gas consumption is consistent across the smaller models despite capacity differences.

What are the exhaust requirements for these roasters?

The 1LB has a 10.1cm exhaust pipe with 1.4m³/min airflow, the 6LB has a 15.2cm pipe and 3.5m³/min, and the 25B has a 20.3cm exhaust pipe. Proper ventilation is critical for safe operation.

Recommended FrontStreet Beans for Home Roasting

Try FrontStreet Coffee’s Ethiopia Humbera for bright floral and citrus notes, Yirgacheffe for juicy berry and stone fruit tones, or PWN Golden Mandheling for classic heavy body and spice. These single origins shine when roasted on the San Franciscan 1LB or 6LB models, letting you explore profiles from light to medium. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.