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Hoshizaki WR48B 48-inch stainless steel worktop refrigerator with 12 cu. ft. AHAM capacity, two doors. A rear backsplash borders the preparation surface. Front-breathing refrigeration; 115V with NEMA 5-15P plug.

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Product overview

The Hoshizaki WR48B combines 12 cu. ft. of refrigerated storage with a 48-inch stainless steel worktop. Adjustable shelving holds containers and ingredients behind 2 doors.

A raised rear backsplash borders the work surface. Front-breathing, self-contained refrigeration keeps the storage and preparation area together while the front airflow path, rear bumper and overhead ventilation space remain clear.

  • 12 cu. ft. AHAM capacity: Two doors.
  • 48-inch worktop: Stainless steel surface with rear backsplash.
  • 115V connection: NEMA 5-15P plug and 10-foot cord.

Specifications

Model WR48B
Series Hoshizaki Steelheart
Configuration Worktop refrigerator; two doors
Capacity (AHAM) 12 cu. ft.
Overall dimensions (W × D × H) 48 × 31 × 40 inches; depth includes 1-inch rear bumper
Cabinet body depth 30 inches, excluding rear bumper
Work-surface height 36 inches
Backsplash height 4 inches
Cabinet construction Stainless steel exterior front, sides and top; coated-steel exterior back and bottom; stainless steel interior back, sides and floor with ABS ceiling
Insulation 2-inch CFC-free foamed-in-place polyurethane
Handles Extruded aluminum, flush mount
Gaskets Removable magnetic gaskets
Refrigeration Self-contained, front-breathing
Refrigerant R290
Evaporator E-coated
Defrost Off-cycle
Condensate removal Non-electric evaporation system
Control setpoint range 32°F to 52°F
Ambient operating range 45–100°F
Electrical supply 115V / 60Hz / single phase
Amperage 3 A
HACR breaker 15 A
Plug and cord NEMA 5-15P; 10-foot cord
Energy consumption (ASHRAE) 1.05 kWh/day
Minimum overhead clearance 1.5 inches; maintain ventilation access
Rear clearance Retain the factory-installed 1-inch rear bumper
Shelves 2 epoxy-coated shelves; adjustable in ½-inch increments
Shelf dimensions (W × D) 21.5 × 16 inches
Door construction Stainless steel exterior; ABS interior liner
Door operation field-reversible hinging; spring-assisted self-closing with stay-open feature past 90°
Depth with door open 90° 52.5 inches, including rear bumper
Casters Standard 6-inch casters; two with brakes

Storage access

Anodized aluminum shelf supports let you change shelf height in ½-inch increments. The stepped door design helps protect the gasket during loading. The stay-open feature supports restocking, while spring-assisted closing returns the door after routine access.

Installation and electrical planning

Install indoors on a firm, level floor, away from ovens, grills and other high-heat equipment. Keep the factory rear bumper in place and allow at least 1.5 inches above the cabinet for ventilation. Check the delivery route, open-door and drawer clearances, and the ordered caster configuration before installation.

Provide an independent, properly grounded 115V circuit with a matching NEMA 5-15P receptacle. Have a qualified installer check the delivered-unit nameplate and installation manual. Do not use an extension cord. If GFCI protection is required, use a GFCI breaker rather than a GFCI receptacle. R290 is flammable; follow the manual’s room-size and placement requirements and keep ignition sources away.

Cleaning and maintenance

Move food into suitable refrigerated storage, turn the unit off and unplug it before cleaning. Wipe stainless steel and gaskets with a soft cloth and neutral cleaner, then dry the surfaces. Avoid abrasive pads, acids and chlorine bleach. Inspect the condenser twice a year and clean it with a brush or vacuum when needed. Keep drainage and airflow paths clear, and use qualified technicians for refrigeration service.

Compare Steelheart worktop refrigerators

Choose cabinet width and storage access to suit the preparation area: adjustable door compartments, pan drawers, or a combination. The -01 models include factory-installed cylinder locks; WR27B-L supplies the left-hinge configuration. Models are sold separately; compare the selected model’s capacity, opening depth and installation requirements.

Model Storage access Width
WR27B One door 27 inches
WR27B-01 One door; factory-installed cylinder locks 27 inches
WR27B-D2 2 drawers 27 inches
WR36B One door 36 inches
WR36B-01 One door; factory-installed cylinder locks 36 inches
WR48B Two doors 48 inches
WR48B-01 Two doors; factory-installed cylinder locks 48 inches
WR48B-D2 One door and two drawers 48 inches
WR48B-D4 4 drawers 48 inches
WR60B Two doors 60 inches
WR60B-01 Two doors; factory-installed cylinder locks 60 inches
WR60B-D2 One door and two drawers 60 inches
WR60B-D4 4 drawers 60 inches
WR72B Three doors 72 inches
WR72B-01 Three doors; factory-installed cylinder locks 72 inches
WR72B-D6 6 drawers 72 inches
WR27B-L One door; left-hinge configuration 27 inches

Product documents