Astra STS4800 13 Inch Steamer Semi-automatic Stainless Steel with 7 Liter Boiler

The Astra STS4800 Steamer Semi-automatic Standard is a professional countertop milk steamer designed for commercial foodservice environments requiring reliable performance and precise control. Equipped with a 7-liter boiler and dual steam valves, this Astra Manufacturing model delivers consistent steaming for high-volume beverage preparation. The unit features a full-size motor, Rotary Procon® pump with automatic water fill, and internal power contractor, ensuring durability and ease of operation. Constructed with stainless steel base and cover, complemented by brass flare fittings, it is built for long-term sanitation and resistance to corrosion. Designed for 220V power at 30 amps, this model provides a robust 4800-watt output, meeting operational demands of cafes and restaurants seeking efficient milk steaming solutions.

Top Astra STS4800 Features

The Astra STS4800 milk steamer caters to commercial foodservice operators needing fast, consistent steaming with minimal maintenance. Its semi-automatic operation simplifies workflows in busy cafés, while the 7-liter boiler ensures ample capacity for continuous service. The stainless steel construction and brass fittings provide durability under frequent use, and its integrated vacuum and power components facilitate reliable performance in demanding environments.

• Dual steam valves: Precise temperature management for consistent results
• Stainless steel construction: Maximizes durability and ease of cleaning
• Automatic water fill: Simplifies workflow and reduces manual oversight
• Full-size motor with Rotary Procon® pump: Ensures steady pressure and performance
• 7-liter boiler capacity: Supports high-volume milk steaming in busy settings

Ideal for high-volume cafés or restaurant beverage stations needing efficient milk steaming.

ASTRA STS4800 Technical Specs

The Astra STS4800 operates with a 220V electrical supply at 30 amps, delivering 4800 watts of power within a compact footprint measuring 13 inches wide, 20.5 inches deep, and 17 inches high. It features a 70-pound stainless steel construction optimized for commercial use, with ETL sanitation and CSA certification ensuring safety and sanitation compliance. The unit’s 7-liter boiler supports continuous beverage service, and its design includes internal components such as a vacuum valve and internal power contractor for reliable performance. It functions efficiently in steam applications for milk steaming, hot water, and frothing, with maintenance requiring straightforward disassembly and routine cleaning.

• Electrical requirements: 220V, 30A, 4800W for high-performance operation
• Construction & Finish: Stainless steel exterior for durability and sanitation
• Capacity: 7-liter boiler supports high-volume steaming
• Dimensions & Weight: 13" W x 20.5" D x 17" H, weighs 70 lbs
• Certification: ETL Sanitation and CSA approved for safety and sanitation compliance
• Additional features: Internal vacuum valve, automatic water fill, brass flare fittings

Electrical connection compatibility: Requires 220V power supply with dedicated circuit

Plumbing: Features automatic water fill for minimal setup

Ventilation: Adequate airflow required for optimal performance

Cleaning: Easy disassembly for routine sanitation

Site installation: Countertop mount in commercial kitchens

What is a commercial milk steamer?

A commercial milk steamer is a high-capacity appliance designed for professional foodservice settings to produce hot, frothed, or steamed milk consistently. The Astra STS4800 model serves as a reliable, semi-automatic unit with a 7-liter boiler, dual steam valves, and a durable stainless steel body, making it suitable for cafes and restaurants requiring continuous beverage preparation. Typically installed on countertops, it supports high-volume steaming needs, compatible with standard 220V supply, and offers features like automatic water fill and internal vacuum valves for operational efficiency and sanitation. It is ideal for high-turnover coffee stations, beverage bars, and hospitality venues delivering quality steam and foam production for latte art and specialty drinks.

Top commercial milk steamers for high-volume coffee service

The Astra STS4800 milk steamer combines durable construction, high capacity, and reliable automation for busy café environments operating in moderate-volume workflows. Astra Manufacturing’s model features precise steam controls, a robust 7-liter boiler, and integrated components designed for consistent beverage quality in commercial kitchens and high-traffic settings.

• Operation for moderate-volume beverage stations
• Compact footprint suited for busy commercial kitchens
• Designed for professional milk steaming applications
• Support for high throughput workflows in hospitality venues
• Perfect fit for coffee shops and cafeteria beverage stations

Why Choose Astra STS4800

Why Choose Astra STS4800 is rooted in its robust design, high performance, and tailored features suited for demanding foodservice environments. Unlike standard milk steamers, this model offers a large boiler capacity, precise control valves, and a full-size motor with a Procon® pump, ensuring operational efficiency and longevity. Its stainless steel build enhances sanitation and ease of cleaning, while internal components and safety features streamline daily maintenance and reliability. Designed for consistent operation, it supports high-volume beverage prep without sacrificing performance, making it a valuable asset for restaurant and café applications.

• Self-contained design streamlines installation and reduces setup time
• High-capacity 7-liter boiler ideal for high-volume steaming
• Commercial-grade construction maximizes durability and sanitation
• Automatic water fill minimizes manual oversight during operation
• Integrated vacuum and safety features ensure consistent performance