Why you’ll love it
  • High-capacity: Fits (20) full-size pans easily
  • Programmable controls with 399 recipe memory
  • Boilerless steam generation simplifies installation
  • View More Details
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$42,917.60 $78,032.00
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Why you’ll love it
  • High-capacity: Fits (20) full-size pans easily
  • Programmable controls with 399 recipe memory
  • Boilerless steam generation simplifies installation
  • View More Details
Additional Question? Ask an Expert

Convotherm C4 ET 20.20ES-N 49 Inch Combi Oven Electric Boilerless with Trolley

Convotherm  |  MFG #: C4 ET 20.20ES-N  |  Item #: 964843
Item: #964843

Technical details
Manufacturer Convotherm
Model Number C4 ET 20.20ES-N
Manufacturer Part # C4 ET 20.20ES-N
Steam Type Boilerless
Type Floor Model
Control Type Programmable Controls
Height 78.43"
Width 49.57"
Depth 42.76"
Weight 908 lbs
NSF Yes
cULus Yes

Product Description

The Convotherm C4 ET 20.20ES-N Combi Oven/Steamer is a professional-grade, electric, boilerless cooking appliance designed for commercial kitchens requiring precise control and versatile operation. As a floor model from the renowned Convotherm brand, it features advanced programmable controls and a multi-mode cooking system, including hot air, steam, combi-steam, and retherm functions. With a capacity accommodating (20) 18" x 26" full-size sheet pans or (40) 12" x 20" x 1" hotel pans, this unit is ideal for high-efficiency foodservice environments. Its technical design incorporates a stainless steel construction, a 9" easyTouch control panel with 399 recipe memory, and multi-point core temperature monitoring. The boilerless steam generation eliminates the need for external water connection, streamlining installation and maintenance processes, while its energy-efficient features support precise thermal management for consistent food quality.

Top Convotherm C4 ET 20.20ES-N Features

The Convotherm C4 ET 20.20ES-N combines robust functionality with user-friendly operation tailored for commercial kitchens. It offers four key cooking modes—hot air, steam, combi-steam, and retherm—optimized for diverse menu requirements. The unit’s stainless steel build ensures durability and ease of cleaning, while its programmable control system allows for customized cooking processes. Designed for mid-volume foodservice settings, it supports efficient workflow integration by accommodating multiple pans simultaneously, with automated cleaning and maintenance features to minimize downtime.

  • Capacity: Fits (20) 18" x 26" sheet pans or (40) hotel pans for high-volume production
  • Material: Constructed with durable stainless steel for longevity and hygiene
  • Control System: 9" easyTouch panel with 399 recipe storage for workflow efficiency
  • Steaming Type: Boilerless steam generation simplifies installation and reduces maintenance
  • Cleaning: ConvoClean+ fully automatic hands-free cleaning system for sanitation ease

Ideal for medium-volume restaurants, catering kitchens, and institutional foodservice providers seeking reliable, precision-controlled combi oven performance.

Convotherm C4 ET 20.20ES-N Technical Specs

The Convotherm C4 ET 20.20ES-N measures 49.57 inches in width, 42.76 inches in depth, and 78.43 inches in height, weighing approximately 908 lbs, with stainless steel construction ensuring durability. It operates on standard electrical requirements, with precise voltage and amperage specifications suitable for commercial installation. Its self-contained, air-cooled design facilitates integration in various kitchen layouts without external cooling needs. The unit’s high-capacity design supports a total food output of multiple full-size pans, making it suitable for batch cooking and rethermalization applications in busy foodservice operations. Maintenance is simplified via automated cleaning features and accessible components, while its operating range maintains consistent temperature control for optimal results. Dimensions and weight are designed for space-efficient placement in professional kitchens, with safety features including antimicrobial door handles and ergonomic access points.

  • Electrical Requirements: Compatible with standard commercial power, specific voltage and amperage depend on installation setup
  • Cooling Method: Air-cooled system ensures reliable operation without external water connections
  • Refrigeration Type: Self-contained steam generation unit eliminates the need for external water hookup
  • Production Capacity: Supports extensive batch cooking, capable of handling multiple pans for high-volume service
  • Dimensions: 49.57" W x 42.76" D x 78.43" H, with stainless steel finish for corrosion resistance
  • Food Safety & Materials: Stainless steel interior and exterior with antimicrobial handles for sanitation
  • Cleaning & Maintenance: Fully automatic ConvoClean+ system simplifies sanitation routines; replaceable gaskets included
  • Usage Compatibility: Designed for heating, steaming, and rethermalizing a variety of food types at precise temperatures
  • Installation Notes: Requires adequate electrical connections, proper ventilation clearance, and space for maintenance access

What is a commercial combi oven?

A commercial combi oven is an advanced cooking device used in professional kitchens to combine the functionalities of convection ovens and steamers in a single unit. It offers precise temperature, humidity, and cooking mode controls, allowing for versatile food preparation processes such as baking, steaming, rethermalization, and roasting. The Convotherm C4 ET 20.20ES-N exemplifies this technology, providing reliable operation with programmable controls and multi-mode capabilities suited for busy foodservice environments like restaurants, catering, and institutional cafeterias. Its size and capacity support high-volume batch cooking, making it essential for operations that require both quality and efficiency in food production.

Top Commercial Combi Ovens for High-Volume Foodservice Settings

The Convotherm C4 ET 20.20ES-N delivers superior build quality, multi-mode operation, and precise control, ideal for medium-volume restaurant kitchens. Convotherm’s reliable, fully automatic cleaning system enhances sanitation and operational efficiency. Designed to accommodate multiple pans, it optimizes workflow in institutional and catering kitchens, supporting consistent food quality and fast service.

  • Medium-duty operation suited for institutional and catering kitchens
  • Compact yet high-capacity, fitting in standard commercial kitchen layouts
  • Versatile cooking modes support diverse menu items
  • Built with durable stainless steel for sanitation and longevity
  • Self-contained boilerless steam system simplifies setup and maintenance

Certifications

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.

NSF Listed logo

NSF Listed

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

Certifications


From the manufacturer

Image from the manufacturer Picture from the manufacturer Manufacturer's official image

Customer reviews

Convotherm C4 ET 20.20ES-N Convotherm Combi Oven/Steamer Electric Boilerless
Convotherm

Convotherm C4 ET 20.20ES-N 49 Inch Combi Oven Electric Boilerless with Trolley

$42,917.60 $78,032.00

Convotherm, C4 ET 20.20ES-N, Convotherm Combi Oven/Steamer, electric, boilerless, roll-in, (20) 18" x 26" full size sheet pan or (40) 12" x 20" x 1" hotel pan capacity, 9" easyTouch control panel, 20 stages each & 399 cooking recipes storage, (4) cooking modes: hot air, steam, combi-steam & retherm, multi-point core temperature probe, five-speed auto reversing fan, LED light, triple pane right hinged door with anti-microbial hygienic door handle, pull-out spray hose, ConvoClean+ fully automatic hands-free cleaning system, includes: (1) CSRT2020-4 roll-in trolley (trolley shelves are extra and must be ordered separately), stainless steel construction, cULus, NSF