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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 UBS3-2136-X underbar sink units
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

John Boos UBS3-2136-X 36 Inch Underbar Sink Unit Stainless Steel with Three Bowls

John Boos  |  MFG #: UBS3-2136-X  |  Item #: 550827
Item: #550827

Technical details
Manufacturer John Boos
Model Number UBS3-2136-X
Manufacturer Part # UBS3-2136-X
Construction Stainless Steel Top, Front, Ends & Legs
Sink Compartments (3)
Drainboards Without Drainboards
Splash 3"
Depth (front - back) OA 20" - 21"
Bowl Depth (rim - drain) 10"
Bowl Size 10" X 14" Front-to-back
Top Stainless Series 300 Series
Width (side - side) OA 37" - 42"
Height 32.5"
Width 36"
Depth 21"
Weight 67 lbs
NSF Yes
CSA-Sanitation Yes

About this item

Product Details

The John Boos UBS3-2136-X Underbar Sink Unit exemplifies professional-grade stainless steel construction designed for commercial foodservice environments. This three-compartment underbar sink measures 36 inches in width, 21 inches in depth, and 32-1/2 inches in height, making it ideal for bars, kitchens, and hospitality settings. It features three 10-inch wide, 14-inch front-to-back, 10-inch deep single bowls with a 3-inch backsplash for splash resistance. Constructed from 300 series stainless steel on the top, front, ends, and legs, it offers durability and ease of maintenance. The unit includes a removable splash mount faucet with four-inch centers, 1-1/2-inch drain fittings, and overflow stand pipes, making installation straightforward for high-volume foodservice operations requiring efficient workflow and sanitation. Its NSF and CSA-Sanitation compliant design prioritizes hygienic standards and longevity under demanding professional use.

Top John Boos UBS3-2136-X Features

This underbar sink unit provides three spacious stainless steel compartments ideal for quick wash, rinse, and prep tasks in bars or kitchens. Built with 300 series stainless steel, it offers superior durability and corrosion resistance, streamlining maintenance in busy environments. Its integrated removable faucet and overflow setup simplify installation and cleaning, maximizing workflow efficiency for moderate throughput foodservice settings. Designed for versatile underbar installation, it supports fast-paced beverage and food prep operations while maintaining high sanitation standards. Precise dimensions ensure a seamless fit within compact bar or prep stations, improving spatial utilization and operational ergonomics.

  • Capacity: Three 10"W x 14" front-to-back x 10" deep compartments for efficient workflow
  • Material: 300 series stainless steel for durability and corrosion resistance
  • Ease of Maintenance: Removable splash mount faucet and drain assemblies simplify cleaning
  • Application: Suitable for bar service and food prep areas with high usage demands
  • Design Integration: Fits standard underbar configurations supporting workflow and sanitation

Designed for commercial bar, kitchen, and hospitality environments needing reliable, efficient underbar sink solutions.

John Boos UBS3-2136-X Technical Specs

The John Boos UBS3-2136-X features a robust construction with stainless steel top, front, ends, and legs, weighing approximately 67 lbs for stability. Its dimensions—36 inches wide, 21 inches deep, and 32-1/2 inches high—fit standard underbar platforms. The unit operates with a 300 series stainless steel finish that ensures resistance against corrosion and staining, suitable for high-volume service environments. It includes three 10-inch wide, 14-inch front-to-back, 10-inch deep bowls with a 3-inch backsplash that provides splash control. The setup incorporates removable splash mount faucet holes with four-inch centers, 1-1/2-inch drains, and overflow pipes. It is NSF and CSA-Sanitation compliant, supporting strict hygiene standards. The product ships without drainboards, with shipping typically within 2-4 weeks, and is assembled with easy-to-clean features for daily maintenance.

  • Electrical Requirements: Not applicable, designed for standard plumbing connections
  • Construction: Stainless steel top, front, ends, and legs for durability and corrosion resistance
  • Dimensions: 36"W x 21"D x 32-1/2"H overall; Bowls measure 10" x 14" front-to-back
  • Weight: 67 lbs for ease of placement and stability in busy kitchens
  • Cleaning & Maintenance: Disassembly-compatible drain fittings and removable faucet simplify sanitation routines
  • Usage Compatibility: Suitable for high-volume bar, kitchen, or hospitality use with standard plumbing

Installation and Usage: Requires clearance for plumbing connections, proper drainage, and airflow maintenance for optimal operation

What is a commercial underbar sink unit

A commercial underbar sink unit is a durable stainless steel fixture designed for high-demand foodservice and beverage operations. It typically features multiple compartments for washing, rinsing, and sanitizing utensils, glassware, and bar tools. Installed under bar counters, these units facilitate efficient workflow and hygiene compliance. The John Boos UBS3-2136-X exemplifies this category with three sizable bowls, robust construction, and integrated plumbing fittings. Ideal for bars, restaurants, and hospitality venues, it supports fast-paced service environments requiring quick turnaround and easy maintenance, making it a key component of professional kitchen and bar setups.

Top Commercial Underbar Sinks for Hospitality Settings

Designed for moderate-volume bar and kitchen workflows, the John Boos UBS3-2136-X offers high durability and precise dimensions for seamless integration into professional foodservice operations. Constructed by John Boos for reliability and ease of cleaning, it suits busy hospitality environments with demanding sanitation and workflow requirements.

  • Operation Type — suitable for high-traffic bar environments
  • Kitchen Setting — ideal for compact and space-efficient beverage stations
  • Foodservice Category — optimized for restaurant and catering services
  • Workload Qualifier — designed for moderate throughput applications
  • Use Case — supports efficient glassware, utensil, and ingredient handling

Why Choose John Boos UBS3-2136-X?

John Boos UBS3-2136-X outperforms competing underbar sink units through its robust stainless steel construction, precise three-compartment layout, and industry-standard plumbing fittings. Its durable design and ease of maintenance enhance operational efficiency, sanitation, and longevity in demanding foodservice environments. The unit’s high-quality craftsmanship and thoughtful features ensure it meets the rigorous needs of professional bars and kitchens, providing a reliable foundation for efficient workflow and hygiene compliance.

  • Built with 300 series stainless steel for long-term durability
  • Comprehensive three-compartment design optimizes workflow efficiency
  • Removable faucet and overflow features simplify cleaning and maintenance
  • Standard dimensions for seamless integration into compact bar stations
  • Certified NSF and CSA compliant for hygiene standards in commercial kitchens

Certifications

CSA Sanitation NSF2 logo

CSA Sanitation NSF2

This item meets or exceeds the requirements of NSF/ANSI 2 as determined by the Canadian Standards Association (CSA) and is certified for the U.S. market.

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

Customer reviews

John Boos UBS3-2136-X Underbar Sink Unit 3-compartment 36"W X 21"D X 32-1/2"H Overall Size
John Boos

John Boos UBS3-2136-X 36 Inch Underbar Sink Unit Stainless Steel with Three Bowls

$1,206.66 $1,337.00

John Boos, UBS3-2136-X, Underbar Sink Unit, 3-compartment, 36"W x 21"D x 32-1/2"H overall size, (3) 10"W x 14" front-to-back x 10" deep compartments, 3"H backsplash, (1) 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 stainlesss steel bullet feet, NSF, (weights are subject to additional packaging)