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Why you’ll love it

RestaurantSupply.com is your trusted source for Hubbell electric booster heaters.

  • Authorized Hubbell dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Hubbell J627S electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Hubbell J627S 18 Inch Electric Booster Heater with 6 Gallon Storage Capacity

Hubbell  |  MFG #: J627S  |  Item #: 453106
Item: #453106

Technical details
Manufacturer Hubbell Water Heaters
Model Number J627S
Manufacturer Part # J627S
Wattage 20 - 40 Kilowatts
Width 11" - 19"
Height 18"
Width 18"
Depth 29.13"
Weight 110 lbs
UL Yes
UL EPH Yes
cUL Yes
NSF Yes

About this item

Product Details

The Hubbell J627S Booster Heater Electric 27.0 KW is a commercial-grade water heating unit designed for high-demand foodservice applications. Equipped with an ASME-stamped stainless steel tank and CFC/HCFC-free closed cell foam insulation, this booster heater provides reliable, energy-efficient hot water. It features a 6-gallon storage capacity and advanced electronic display controller with low water cut-off and leak detection, ensuring precise temperature control and operational safety. Engineered for durability, the unit operates with a maximum wattage of 27.0 kW, making it suitable for busy restaurant, cafeteria, or institutional environments requiring consistent hot water supply and efficient workflow integration.

Top Hubbell J627S Features

The Hubbell J627S booster heater offers robust performance tailored for commercial kitchens, featuring a stainless steel tank with durable insulation for extended longevity. Its electronic control ensures precise temperature management, while leak detection enhances safety. Ideal for applications demanding rapid hot water turnaround, it integrates seamlessly with existing plumbing and heating systems, supporting continuous workflow in high-volume foodservice environments.

  • Capacity: 6-gallon stainless steel tank for reliable storage
  • Material: ASME stamped, corrosion-resistant stainless steel construction
  • Ease of Maintenance: Electronic display simplifies monitoring and adjustments
  • Durability: CFC/HCFC-free foam insulation enhances thermal retention
  • Application: Suitable for high-demand restaurants and institutional kitchens

Best suited for commercial foodservice operations requiring consistent, safe hot water delivery.

Hubbell J627S Technical Specs

The Hubbell J627S booster heater operates with a 27.0 kW electrical load, requiring standard commercial electrical inputs. Its construction includes a stainless steel tank with precise dimensions of 11”–19” in width, 18” in height, and 29.13” in depth, weighing approximately 110 lbs. The unit features UL and UL EPH certifications, ensuring compliance with safety standards. Designed for robust performance, it employs an air-cooled cooling method and is suitable for installations in busy kitchens where space optimization is critical. The unit’s operating temperature range supports high-volume hot water needs, with a focus on longevity and easy maintenance, including disassembly for service and cleaning routines. The product supports standard plumbing connections and includes safety features such as low water cut-off and leak detection for uninterrupted operation, making it ideal for mid-volume restaurant service or institutional use.

  • Electrical Requirements: 27.0 kW, compatible with standard commercial power supplies
  • Construction & Finish: Stainless steel exterior with durable insulation
  • Dimensions: 11–19" W x 18" H x 29.13" D
  • Weight: 110 lbs of rugged, corrosion-resistant materials
  • Safety Features: Low water cut-off, leak detection, UL and UL EPH approved
  • Installation Needs: Proper clearance for airflow, secure plumbing connections, drainage access

What is a commercial booster heater

A commercial booster heater is a self-contained water heating unit designed to supply high volumes of hot water for foodservice environments. It typically includes a stainless steel tank, energy-efficient insulation, and an electronic control system for precise temperature regulation. The Hubbell J627S booster heater is installed in restaurant kitchens, cafeterias, or institutional facilities, providing rapid hot water to support dishwashing, sanitation, and other high-demand processes. Constructed for durability and efficiency, it operates reliably under continuous use, making it suitable for mid-volume foodservice settings where operation consistency and safety are paramount.

Top Commercial Booster Heaters for Medium-Demand Foodservice Settings

Designed for reliable hot water delivery, the Hubbell J627S booster heater features durable stainless steel, precise electronic controls, and safety features, perfectly suited for mid-volume restaurant or institutional workflows. Feature-rich and built for longevity, it ensures seamless operation in busy commercial kitchens.

  • Operation in moderate-traffic kitchens supporting steady hot water needs
  • Ideal for compact commercial spaces with limited installation areas
  • Suitable for institutional foodservice like cafeterias and schools
  • Support for moderate throughput demands in high-use kitchen workflows
  • Great for manual sanitation and dishwashing stations in busy facilities

Why Choose Hubbell J627S Booster Heater Electric

Compared to similar booster heaters, the Hubbell J627S stands out with its robust stainless steel construction, advanced electronic controls, and safety features like leak detection. Its compact yet durable design enhances operational efficiency, reduces maintenance downtime, and guarantees consistent hot water delivery essential for commercial kitchens. Its energy-efficient insulation and proven construction improve longevity, making it a reliable choice for demanding foodservice environments.

  • Self-contained design for simplified installation and maintenance
  • Corrosion-resistant stainless steel for extended durability
  • Advanced leak detection for operational safety
  • Compact footprint supports space-efficient kitchen layouts
  • Optimized for continuous high-volume hot water supply in restaurant settings

Certifications

UL Listed logo

UL Listed

The item has been tested by Underwriters Laboratories (UL) for sanitation hazard standards and meets or exceeds expectations.

NSF Listed logo

NSF Listed

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

UL EPH logo

UL EPH

This item meets or exceeds ANSI/NSF requirements and complies with United Laboratories (UL) EPH standards.

cUL logo

cUL

Tested by Underwriters Laboratories and certified for use in Canada, this product meets strict Canadian safety standards.

Certifications

Customer reviews

Hubbell J627S Booster Heater Electric 27.0 KW
Hubbell Water Heaters

Hubbell J627S 18 Inch Electric Booster Heater with 6 Gallon Storage Capacity

$3,991.62 $7,420.00

Hubbell Water Heaters, J627S, Booster Heater, electric, 27.0 kW, 6-gallon storage capacity, ASME stamped stainless steel tank with CFC/HCFC free closed cell foam insulation, electronic display controller with low water cut-off & leak detection, stainless steel exterior, pressure reducing valve with by-pass, T&P gauge, T&P relief valve, adjustable plastic legs, UL, cUL, ASME, UL EPH (ANSI/NSF 5)