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Why you’ll love it

RestaurantSupply.com is your trusted source for Alto Shaam gas combi ovens.

  • Authorized Alto Shaam dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Alto Shaam CTC20-20G_208-240/60/3_NAT gas combi ovens
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Alto Shaam CTC20-20G_208-240/60/3_NAT 44 Inch Gas Combi Oven with 242,000 BTU

Alto Shaam  |  MFG #: CTC20-20G_208-240/60/3_NAT  |  Item #: 419644
Item: #419644

Technical details
Manufacturer Alto-Shaam
Model Number CTC20-20G_208-240/60/3_NAT
Manufacturer Part # CTC20-20G_208-240/60/3_NAT
Type Floor Model
Control Type Digital Controls
Steam Type Boilerless
Height 79.25"
Width 43.75"
Depth 47"
Weight 1250 lbs
CE Yes
cULus Yes
UL EPH Classified Yes
IPX5 Yes

About this item

Product Details

The Alto Shaam CTC20-20G_208-240/60/3_NAT Combitherm® CT Classic™ Combi Oven/Steamer is a commercial-grade gas-powered cooking unit designed for high-efficiency food preparation environments. This boilerless, floor-standing model features advanced digital controls, a steam/convection/combi cooking mode selection, and SafeVent™ steam venting technology for enhanced safety and performance. With a capacity supporting (20) full-size sheet pans (18" x 26") or (40) hotel pans (12" x 20") and a heating system delivering 242,000 BTU, it ensures consistent, rapid cooking suited to medium-volume foodservice operations. Its robust stainless steel construction and comprehensive cleaning features facilitate durability and sanitation, making it optimal for professional kitchens requiring reliable, spacious, and versatile cooking solutions.

Top Alto-Shaam CTC20-20G_208-240/60/3_NAT Features

The Alto Shaam CTC20-20G_208-240/60/3_NAT Combi Oven/Steamer is engineered for efficient, multi-modal cooking with precise digital controls. Its boilerless design simplifies maintenance while its stainless steel build ensures excellent durability under demanding kitchen conditions. Suitable for medium-volume operations, it streamlines workflows with high-capacity support rails and integrated cleaning systems. The unit’s safety features include SafeVent™ steam venting and CoolTouch™ glass, making it both safer and easier to operate. Designed for easy integration into busy commercial kitchens, it combines space-efficient capacity with reliable performance for diverse culinary applications.

  • Multi-mode cooking— steam, convection, and combi functions for versatility
  • Durable stainless steel construction for long-term use in high-volume settings
  • Intuitive digital controls for precise temperature and mode management
  • Capacity support rails support (20) support rails and multi-pan configurations
  • Easy-to-maintain design with CombiClean™ and accessible cleaning features

Ideal for mid-volume commercial kitchens requiring versatile, space-efficient cooking equipment with reliable, easy-to-maintain features.

Alto Shaam CTC20-20G_208-240/60/3_NAT Technical Specs

This combi oven features a single-phase electrical connection at 208-240 volts, 60 Hz frequency, with sufficient amperage to support its 242,000 BTU gas burner. Its self-contained, boilerless steam generation system enhances operational simplicity and reduces installation requirements. The unit measures 43.75" wide, 47" deep, and 79.25" tall, with a shipping weight of approximately 1250 lbs. Constructed from high-grade stainless steel, it ensures high durability and sanitation compliance. The combi oven operates within a temperature range suited for diverse cooking needs, and its performance is supported by high-efficiency LED lighting and insulated, hinged doors for easy access. Maintenance involves automated cleaning cycles and straightforward disassembly for service. Its integrated safety features include SafeVent™ steam venting, and it comes equipped with (20) non-tilt support rails for flexible culinary configurations. It is CE, cULus, UL EPH Classified, and IPX5 rated for safety and durability in demanding commercial kitchen environments.

  • Electrical requirements: 208-240V, 60Hz, single-phase, supports 242,000 BTU gas system
  • Cooling method: Air-cooled system with built-in exhaust extraction
  • Production capacity: Supports (20) full-size sheet pans or (40) hotel pans
  • Construction and finish: Premium stainless steel exterior and interior for longevity and sanitation
  • Operating range: Food-safe temperature range suitable for multiple cooking modes
  • Cleaning features: Automated CombiClean™ with accessible panels for maintenance
  • Dimensions: 43.75" W x 47" D x 79.25" H, shipping weight 1250 lbs
  • Material safety: Food-grade stainless steel, compatible with routine cleaning protocols

Practical integration considerations:

  • Electrical compatibility: Requires 208-240V, 60Hz power supply
  • Plumbing and ventilation: Adequate airflow for air-cooled system, proper venting required for gas connection
  • Space clearance: Minimum 4-inch clearance for door operation and maintenance access
  • Drainage: Connection for condensate and waste removal for automated cleaning cycles
  • Installation support: Floor-mounted with seismic legs, stable base necessary for safety

What is a commercial combi oven?

A commercial combi oven is a versatile cooking appliance combining steam, convection, and combination modes to deliver precise, efficient food processing in professional kitchens. The Alto Shaam CTC20-20G_208-240/60/3_NAT model is installed in restaurant and foodservice operations seeking multi-purpose cooking capacities. It supports large-scale meal preparation, particularly suited for institutions such as hotels, catering, and mid-volume restaurants, by enabling simultaneous multi-pan cooking with consistent results thanks to intelligent digital controls and high-capacity support rails.

Top Combi Ovens for Medium-Volume Foodservice Settings

Designed for medium-volume foodservice operations, the Alto Shaam CTC20-20G_208-240/60/3_NAT offers professional build quality and multi-mode functionality, suited for restaurant kitchens, hotel banquets, or institutional dining. Featuring durable stainless steel construction and advanced safety features, it supports efficient, multifunctional cooking operation types, accommodating diverse meal production needs with reliable performance. The unit’s robust design and capacity support make it ideal for use in busy, demanding culinary environments.

  • Medium-volume operation—supports substantial food preparation workloads
  • Commercial kitchen equipment—built for durability and sanitation compliance
  • Versatile cooking modes—steam, convection, and combined options
  • Space-saving design—floor model with support rails for multiple pans
  • Integrated safety and cleaning features—streamline workflow and maintenance

Why Choose Alto-Shaam CTC20-20G_208-240/60/3_NAT ?

Alto-Shaam CTC20-20G_208-240/60/3_NAT stands out among commercial combi ovens for its robust stainless steel construction, comprehensive safety features, and precise digital controls. Its boilerless design simplifies maintenance and operational reliability, supporting consistent, high-quality cooking outputs. The unit’s high capacity, safety-focus, and ease of integration make it ideal for medium-volume culinary applications that demand durability and efficiency.

  • Self-contained boilerless design allows quick installation and straightforward maintenance
  • High BTU output delivers rapid, even cooking across large support rail areas
  • Durable, corrosion-resistant stainless steel construction enhances longevity
  • Integrated safety features, including SafeVent™ for reliable steam venting
  • Optimized for medium-volume kitchens requiring versatile, restaurant-ready equipment

Certifications

UL EPH Classified logo

UL EPH Classified

This item meets or exceeds ANSI/NSF requirements and complies with United Laboratories (UL) EPH standards.

CE Listed logo

CE Listed

The item has been tested by the Conformité Européenne (CE) for sanitation hazard standards and meets or exceeds expectations.

UL US & Canada logo

UL US & Canada

The item has been tested by Underwriters Laboratories (UL) for sanitation hazard standards and meets or exceeds expectations. The item can be used in the United States and Canada.

Certifications

IPX5 logo

IPX5

This product is IPX5 rated, making it resistant to low-pressure water jets from all directions.

Customer reviews

Alto Shaam CTC20-20G_208-240/60/3_NAT Combitherm® CT Classic™ Combi Oven/Steamer
Alto-Shaam

Alto Shaam CTC20-20G_208-240/60/3_NAT 44 Inch Gas Combi Oven with 242,000 BTU

$40,630.92 $61,562.00

Alto-Shaam, CTC20-20G_208-240/60/3_NAT, Combitherm® CT Classic™ Combi Oven/Steamer, gas, boilerless, floor model with roll-in cart, (20) non-tilt support rails, (20) 18" x 26" full size sheet, (20) GN 2/1, or (40) 12" x 20" full size hotel pan (1/1 GN) capacity, classic control with steam/convection/combi cooking modes, SafeVent™ steam venting, CombiClean™ with (1) cleaning level, CoolTouch3™ glass window, door hinged right, high efficiency LED lighting, stainless steel construction, seismic legs, 242,000 BTU, EcoSmart®, cULus, UL EPH Classified, CE, IPX5, Gastec, EAC