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Why you’ll love it

RestaurantSupply.com is your trusted source for Stoelting by Vollrath soft serve machines.

  • Authorized Stoelting by Vollrath dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Stoelting by Vollrath U411-309I2 soft serve machines
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Stoelting U411-309I2 19 Quart Soft Serve Machine Floor Model Air-cooled 18,000 BTU

Stoelting by Vollrath  |  MFG #: U411-309I2  |  Item #: 404593
Item: #404593

Technical details
Manufacturer Stoelting
Model Number U411-309I2
Manufacturer Part # U411-309I2
Cooling Air-cooled
Style Floor Model
Hopper Quantity 1
Type Air Pump
Height 68.38"
Width 19.13"
Depth 37.63"
Weight 640 lbs
NSF Yes
cUL Yes

About this item

Product Details

The Stoelting by Vollrath U411-309I2 Soft-Serve Freezer Floor Model with air-cooled refrigeration is a commercial-grade soft-serve machine designed for high-capacity foodservice environments. Built as a self-contained unit, it features a 4-quart freezing cylinder capable of producing consistent freeze output, while its advanced IntelliTec2™ tamper-proof touchpad controls ensure precise operation. Equipped with a 2 HP motor and an 18,000 BTU freezing capacity, this floor model is optimized for medium-volume applications typical in high-traffic restaurants, cafeterias, and self-serve stations. With NSF and cUL approval, it combines robust construction with efficient cooling performance, making it a reliable choice for continuous customer service. The air-cooled system enhances airflow management, reducing the need for additional plumbing and water connections. This model emphasizes operational efficiency and technical reliability in demanding commercial foodservice settings.

Top Stoelting U411-309I2 Features

The Stoelting U411-309I2 soft-serve freezer offers precise pressure-fed operation with adjustable dispense rates for consistent product flow. Its durable stainless steel construction ensures long-term performance, while the refrigerated cabinet maintains ideal serving temperatures. Easy-to-operate IntelliTec2™ controls and self-closing spigots streamline workflow, supporting high-volume, automation-friendly service. The unit’s air-cooled design simplifies installation in busy kitchens, providing reliable cooling without water intake. Designed for moderate workloads, it is suitable for self-serve stations, diners, and institutional foodservice venues.

  • Capacity: 4-quart freezing cylinder for reliable portion control
  • Durability: Stainless steel exterior withstands heavy commercial use
  • Ease of maintenance: Removable components simplify cleaning routines
  • Workflow integration: Pressure-fed system enables smooth, consistent dispensing
  • Cooling method: Air-cooled for flexible installation in diverse kitchen layouts

Ideal for medium-volume foodservice establishments seeking reliable, high-performance soft-serve solutions.

Stoelting U411-309I2 Technical Specs

The Stoelting U411-309I2 is engineered with a 208-230V, 60Hz, three-phase electrical setup consuming approximately 2 HP of power, with a typical energy usage of 18,000 BTU per hour for the freezing cylinder and 1,300 BTU for the refrigerated cabinet. Its air-cooled refrigeration system eliminates the need for water hookups, facilitating easier installation in high-traffic commercial kitchens. The unit measures 68.38 inches in height, 19.13 inches in width, and 37.63 inches in depth, with a shipping weight of 640 lbs. Constructed predominantly from stainless steel with a durable finish, it resists corrosion and wear under rigorous use. The conditionally operating temperature range supports food safety and optimal product quality, while the self-contained design ensures simplified maintenance. The product features include manual cleanability with disassembly access, anti-slip feet for stable installation, and tamper-proof IntelliTec2™ controls for precise operation.

  • Electrical requirements: 208-230V, 60Hz, three-phase, 2 HP motor
  • Cooling system: Air-cooled, self-contained refrigeration
  • Production capacity: Designed for consistent daily output suitable for medium-volume service
  • Construction: Heavy-duty stainless steel with high durability finish
  • Dimensions: 68.38" H x 19.13" W x 37.63" D
  • Weight: 640 lbs for unit, facilitating installation planning
  • Temperature resistance: Operates within industry-standard safe temperatures for food safety
  • Materials: Food-safe, corrosion-resistant stainless steel, easy to clean
  • Technology & features: IntelliTec2™ digital controls, self-cleaning, tamper-proof design
  • Maintenance: Disassembly-friendly for streamlined service
  • Usage compatibility: Compatible with standard foodservice outlets and high-traffic environments

Electrical connection: Requires a dedicated circuit capable of supporting 2 HP motor

Drainage and airflow: Adequate clearance for ventilation, minimal drainage requirements

Installation considerations: Floor placement with stable leveling, access to power supply

Cleaning routine: Routine disassembly for hygiene compliance with accessible parts

Workload suitability: Moderate throughput environments such as restaurants, cafeterias, or quick-service venues

What is a commercial soft serve machine?

A commercial soft serve machine is a specialized appliance designed to produce consistent, high-quality soft-serve frozen desserts in high-demand foodservice operations. It features a refrigeration system, dispensing mechanism, and user controls optimized for continuous service. The Stoelting by Vollrath U411-309I2 Soft-Serve Freezer, with its air-cooled system, 4-quart cylinder, and pressure-fed operation, is ideally installed in restaurants and self-serve stations to support medium-volume dessert offerings, ensuring operational efficiency and product consistency.

Top Commercial Soft Serve Machines for Foodservice Environments

Designed for reliable, consistent operation in medium-demand settings, the Stoelting U411-309I2 combines high-quality materials and advanced controls for versatile applications. It suits cafes, quick-service restaurants, and institutional foodservice operations, enabling continuous soft-serve dessert production during peak hours. Ideal for controlled, high-output workflow with built-in efficiencies, this commercial equipment supports busy service points efficiently.

  • Operation Type — mid-volume restaurant and self-serve stations
  • Kitchen Type — compact commercial kitchens and cafeteria lines
  • Foodservice Category — soft-serve dessert preparation equipment
  • Workload Qualifier — moderate throughput, frequent dispensing
  • Use Case — consistent product presentation in high-traffic venues

Why Choose Stoelting by Vollrath U411-309I2?

The Stoelting U411-309I2 stands out in the industry with its durable stainless steel construction, precise IntelliTec2™ controls, and efficient air-cooled refrigeration system that simplifies installation. Its robust 2 HP motor and 18,000 BTU capacity ensure reliable, high-quality soft-serve production, making it a smart choice for operational environments demanding consistency, sanitation, and easy maintenance.

  • Compact footprint for versatile kitchen installation
  • Self-contained, air-cooled design reduces plumbing needs
  • Tamper-proof, programmable touchpad controls for safety and accuracy
  • Heavy-duty stainless steel build withstands high-volume use
  • Designed for efficient workflow in foodservice environments

Certifications

NSF Listed logo

NSF Listed

The item meets the standards imposed by NSF International. These standards relate to health, public safety and the environment.

cUL logo

cUL

Tested by Underwriters Laboratories and certified for use in Canada, this product meets strict Canadian safety standards.

Certifications

Customer reviews

Stoelting by Vollrath U411-309I2 Soft-Serve Freezer Floor Model Air-cooled
Stoelting

Stoelting U411-309I2 19 Quart Soft Serve Machine Floor Model Air-cooled 18,000 BTU

$707.63

Stoelting, U411-309I2, Soft-Serve Freezer, floor model, air-cooled, 208-230v/60/3ph, (1) flavor, pressure fed, adjustable dispense rate, refrigerated cabinet, (1) 4 qt. freezing cylinder, IntelliTec2™ tamper proof touchpad controls, self-closing spigots, (1) 2 HP motor, (1) 18,000 BTU (freezing cylinder), (1) 1,300 BTU (cabinet), cUL, NSF