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Why you’ll love it

RestaurantSupply.com is your trusted source for John Boos underbar sink units.

  • Authorized John Boos dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock John Boos UBS3C-1848-2D18-X underbar sink units
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

John Boos UBS3C-1848-2D18-X 48 Inch Underbar Sink Unit Stainless Steel with Drainboards

John Boos  |  MFG #: UBS3C-1848-2D18-X  |  Item #: 550845
Item: #550845

Technical details
Manufacturer John Boos
Model Number UBS3C-1848-2D18-X
Manufacturer Part # UBS3C-1848-2D18-X
Sink Compartments (3)
Depth (front - back) OA 18" - 19"
Construction Stainless Steel Top, Front, Ends & Legs
Drainboards Drainboards On Left & Right
Splash 3"
Width (side - side) OA 43" - 48"
Top Stainless Series 300 Series
Bowl Size 10" X 14" Front-to-back
Bowl Depth (rim - drain) 10"
Height 32.5"
Width 48"
Depth 18"
Weight 105 lbs
NSF Yes

About this item

Product Details

The John Boos UBS3C-1848-2D18-X Underbar Corner Sink Unit is a heavy-duty, stainless steel commercial kitchen component designed for efficient workspace integration. Featuring a three-compartment configuration, it measures 48 inches in width, 18 inches in depth, and 32.5 inches in height, making it suitable for underbar and prep areas. Constructed from NSF-approved 300 series stainless steel on the top, front, ends, and legs, it offers durability and ease of sanitation. The unit includes two drainboards on the left and right, each fitted with removable perforated inserts for drainage and cleaning. Equipped with two additional splash mount faucet holes with 4-inch centers, 1.5-inch drains, and overflow stand pipes, it addresses multifunctional needs in high-traffic foodservice environments. Its robust stainless steel build ensures longevity under daily commercial use, providing essential features for workflow efficiency and sanitation compliance.

Top John Boos UBS3C-1848-2D18-X Features

The John Boos UBS3C-1848-2D18-X underbar sink unit is engineered for medium-workload foodservice operations, optimizing workflow in bars, prep stations, and behind-the-counter setups. Its stainless steel construction provides durability and corrosion resistance, while removable splash mounts and perforated drainboards simplify cleaning. Designed for easy maintenance with accessible faucet mounting and drain access, it supports high-volume cleaning cycles. The versatile three-compartment configuration accommodates multiple tasks, making it suitable for busy commercial kitchens. Overall, this unit enhances operational efficiency through precise dimensional fit and reliable component integration.

  • Functionality: Three-compartment design supports multitasking in busy environments
  • Durability Traits: Made from NSF-approved 300 series stainless steel for long-term use
  • Ease of Maintenance: Removable perforated drainboard inserts simplify cleaning routines
  • Optimal Fit: Fits seamlessly into standard underbar or prep station layouts
  • Workflow Benefit: Includes faucet mounting holes and overflow pipes for easy installation

Ideal for high-volume underbar or prep station applications requiring durable, easy-to-maintain stainless steel sinks with multiple compartments.

John Boos UBS3C-1848-2D18-X Technical Specs

The John Boos UBS3C-1848-2D18-X features a self-contained, NSF-compliant stainless steel construction suitable for demanding foodservice environments. It operates without electrical requirements, relying on durable stainless steel legs and side bracing for stability. The unit’s dimensions include a width of 48 inches, depth of 18 inches, and overall height of 32.5 inches, with a weight of 105 pounds for ease of installation and relocation. Equipped with (3) stainless steel compartments—(1) 14"W x 14" front-to-back and (2) 10"W x 14" front-to-back x 10" deep—it provides ample capacity for prep and cleaning tasks. The 3-inch splash backsplash protects surrounding surfaces, while drainboards on each side facilitate drainage and workflow flow. Designed for commercial kitchen use, it handles typical daily cleaning cycles and resists corrosion, ensuring sanitation and longevity.

  • Width: 48 inches, fitting standard underbar or prep areas
  • Construction: NSF stainless steel top, front, ends, and legs for durability
  • Dimensions: 18" depth x 32.5" height for ergonomic operation
  • Weight: 105 lbs, allowing secure installation in fixed locations
  • Drainboards: Removable perforated inserts for efficient drainage
  • Faucet Compatibility: Two splash mount faucet holes with 4" centers for easy setup

What is a commercial underbar sink unit

A commercial underbar sink unit is a heavy-duty stainless steel fixture designed for high-volume foodservice environments. It features multiple compartments for washing, rinsing, and sanitizing, along with built-in drainboards and splash guards to optimize workflow and hygiene. The John Boos UBS3C-1848-2D18-X model is an NSF-approved, three-compartment sink with 48-inch width, 18-inch depth, and 32.5-inch height, suitable for bar and prep stations. Commonly installed in restaurants, bars, and buffets, it supports efficient cleaning cycles and material durability necessary for demanding daily operations.

Top commercial underbar sink units for high-volume foodservice

Robust stainless steel construction and integrated drainboards make the John Boos UBS3C-1848-2D18-X ideal for medium-volume bar and prep stations. Engineered for operation in high-use kitchen settings with durable, NSF-approved materials, it provides multitasking capacity suitable for busy restaurant and hospitality environments.

  • Medium workload — suitable for busy bar and prep kitchens
  • Designed for compact restaurant spaces in commercial kitchens
  • Part of the underbar sink units category for efficient cleaning
  • Supports moderate throughput with durable construction
  • Ideal for restaurant-ready beverage and food prep stations

Why Choose John Boos UBS3C-1848-2D18-X

Built with NSF-approved stainless steel and featuring a spacious three-compartment design, the John Boos UBS3C-1848-2D18-X stands out among commercial underbar sinks. Its robust, corrosion-resistant material withstands heavy daily use, while the removable drainboards and faucet mounting options streamline cleaning and installation. The unit’s precise dimensions and sturdy construction improve operational efficiency and maintain sanitation standards, making it a dependable choice for demanding foodservice environments.

  • Comparison with competitors shows superior stainless steel durability
  • Compact footprint maximizes available workspace in busy kitchens
  • Removable drainboards simplify routine cleaning and maintenance
  • Heavy-duty construction supports high-volume daily workloads
  • Multiple faucet holes facilitate swift, flexible installation

Customer reviews

John Boos UBS3C-1848-2D18-X Underbar Corner Sink Unit 3-compartment 48"W X 18"D X 32-1/2"H Overall Size
John Boos

John Boos UBS3C-1848-2D18-X 48 Inch Underbar Sink Unit Stainless Steel with Drainboards

$2,602.58

John Boos, UBS3C-1848-2D18-X, Underbar Corner Sink Unit, 3-compartment, 48"W x 18"D x 32-1/2"H overall size, (1) 14"W x 14" front-to-back and (2) 10"W x 14" front-to-back x 10" deep compartments, 18" drainboard on left and right with removable perforated insert, 3"H backsplash, (2) set of removable splash mount faucet holes with 4" centers, includes 1-1/2" drains & overflow stand pipes (PB-OVF-BS), 18/300 stainless steel construction, stainless steel legs & side bracing, adjustable stainless steel bullet feet, NSF, (weights are subject to additional packaging)