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Why you’ll love it

RestaurantSupply.com is your trusted source for Master-Bilt self-contained modular walk in coolers.

  • Authorized Master-Bilt dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Master-Bilt QSB66-C self-contained modular walk in coolers
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Master-Bilt QSB66-C 72 Inch Indoor Cooler Coated Steel with Floor

Master-Bilt  |  MFG #: QSB66-C  |  Item #: 503475
Item: #503475

Technical details
Manufacturer Master-Bilt Products
Model Number QSB66-C
Manufacturer Part # QSB66-C
Finish Coated Steel
Nominal long side 6'
Nominal height 6'-7"
Nominal short side 6'
Floor With Floor
Installation Indoor
Height 79"
Width 72"
Depth 72"
Weight 915 lbs

About this item

Product Details

The Master-Bilt QSB66-C Quick Ship Indoor +35°F Cooler is a commercial walk-in refrigeration unit designed for precise temperature control and durability in demanding foodservice environments. This self-contained, modular cooler features a 6' x 6' footprint with a height of approximately 6'-7", suitable for medium-volume storage in professional kitchens, convenience stores, and hospitality facilities. Constructed with 26-gauge embossed coated steel for the interior and exterior, it ensures resistance to corrosion and repeated use, while its integrated refrigeration system with R290 Capsule Pak technology supports energy-efficient +35°F ambient temperature operation. The unit includes a floor for stability and tight temperature management, making it a reliable solution for storing perishable goods in high-traffic commercial settings.

Master-Bilt QSB66-C Features

The QSB66-C is engineered for commercial foodservice operators requiring consistent, reliable refrigeration with modular design. Its self-closing, hinged door with locking deadbolt enhances security and sanitation, while the built-in floor facilitates easy cleaning and access. The 26 gauge embossed coated steel finish ensures long-term durability. Suitable for installation indoors, it supports high-volume storage demands with precise temperature maintenance. Its R290 refrigerant and self-contained system optimize operation, making it an efficient choice for medium-output food storage environments.

  • Efficient self-contained refrigeration system supports reliable +35°F cooling in commercial kitchens
  • Durable 26 gauge embossed steel finish resists corrosion and withstands frequent cleaning
  • Self-closing hinged door with locking deadbolt enhances security and sanitation
  • Integrated floor platform simplifies cleaning and product access
  • Compact modular footprint fits into moderate-volume foodservice spaces seamlessly

Ideal for medium-volume food storage, refrigeration for hospitality, convenience stores, or institutional kitchens.

Master-Bilt QSB66-C Technical Specs

The Master-Bilt QSB66-C measures 72 inches in width, 72 inches in depth, and approximately 79 inches in height, with a weight of 915 pounds. The unit operates on a 115V/60Hz/1-phase power supply, drawing approximately 16 amps and consuming around 2.0 kWh per day. Its self-contained R290 refrigeration system with Capsule Pak technology provides precise +35°F cooling, ideal for perishable storage. Constructed with coated steel, it is designed to withstand high-use environments, featuring an anti-corrosion finish and consistent temperature control. The unit’s dimensions and internal capacity support versatile installation in commercial kitchens or walk-in setups, with standard maintenance routines for optimal operation.

  • Electrical Requirements: 115V/60Hz/1-phase, 16 amps, ~2.0 kWh/day
  • Cooling Method: Air-cooled self-contained refrigeration system with R290 refrigerant
  • Dimensions: 72" W x 72" D x 79" H; weight 915 lbs
  • Finish and Construction: Coated steel finish exterior and interior, resistant to corrosion and cleaning
  • Temperature Range: Maintains +35°F operating temperature, suitable for perishable storage in commercial foodservice
  • Storage Capacity: 6' x 6' x 6'-7" H interior space with floor support
  • Electrical Compatibility: Requires standard 115V power outlet for operation
  • Ventilation: Air-cooled condenser system supports indoor installation without additional ventilation
  • Refrigeration: Self-contained with Capsule Pak technology for optimal efficiency
  • Cleaning and Maintenance: Easy access panels, disassembly for cleaning, standard routine service
  • Installation Clearance: Adequate airflow clearance recommended for optimal performance

What is a commercial walk-in cooler?

A commercial walk-in cooler is a large refrigerated enclosure designed for storing perishable items in professional culinary, hospitality, or retail foodservice settings. It provides consistent temperature control in a spacious, modular environment that supports high-volume storage needs. The Master-Bilt QSB66-C is a walk-in cooler with self-contained refrigeration, leveraging energy-efficient R290 technology. Installed in indoor kitchen environments, it offers 6' x 6' x 6'-7" of insulated storage space, ideal for moderate throughput operations requiring reliable cold storage of ingredients, prepared foods, or beverages in restaurant, catering, or institutional settings.

Top commercial walk-in coolers for food storage in hospitality

The Master-Bilt QSB66-C fits medium-volume kitchen operations with durable construction and precise temperature control, supporting reliable food storage and workflow efficiency in professional foodservice environments. It is suitable for installation in kitchens, convenience stores, or institutional facilities for consistent, high-quality refrigeration.

  • Operational – Ideal for moderate throughput restaurant and hospitality kitchens
  • Compact footprint — Fits in tight commercial cooking environments
  • Walk-in refrigeration—Supports large-volume perishable storage needs
  • Energy-efficient cooling — Supports sustainable foodservice operations
  • Self-contained design — Simplifies installation and maintenance in busy kitchens

Why Choose Master-Bilt QSB66-C

Why Choose Master-Bilt QSB66-C offers a combination of robust construction, energy-efficient refrigeration technology, and industry-proven reliability. Its self-contained system, corrosion-resistant finish, and secure door design ensure long-term operational performance, making it a practical solution for professional kitchen storage. The compact, modular design minimizes installation complexity while maximizing storage capacity, providing a reliable, restaurant-ready refrigerated environment that meets the demands of medium-volume foodservice operations.

  • Self-contained R290 system for energy-efficient operation
  • Corrosion-resistant embossed steel finish for durability
  • Secure locking deadbolt enhances security and sanitation
  • Compact footprint optimizes space in commercial kitchens
  • Designed for indoor installation with service-friendly features

Customer reviews

Master-Bilt QSB66-C Quick Ship Indoor +35°F Cooler 6' X 6' X 6'-7" H
Master-Bilt Products

Master-Bilt QSB66-C 72 Inch Indoor Cooler Coated Steel with Floor

$24,986.56 $25,175.00

Master-Bilt Products, QSB66-C, Quick Ship, Indoor +35°F Cooler, 6' x 6' x 6'-7" H, with floor, 26 gauge embossed coated steel interior & exterior finish, self-closing door, locking deadbolt handle, CPB050PC-S-0, R290 Capsule Pak Refrigeration, 115v/60/1-ph