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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 J624R electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Hubbell J624R 18 Inch Electric Booster Heater 24 kW with ASME Stainless Steel Tank

Hubbell  |  MFG #: J624R  |  Item #: 453102
Item: #453102

Technical details
Manufacturer Hubbell Water Heaters
Model Number J624R
Manufacturer Part # J624R
Width 11" - 19"
Wattage 20 - 40 Kilowatts
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 J624R Booster Heater Electric 24.0 KW is a commercial-grade water heating device engineered for high-demand foodservice applications. Featuring a 6-gallon stainless steel tank with ASME stamping, this electric booster heater delivers reliable, consistent hot water for food preparation, sanitation, and cleaning processes. Its electronic display controller provides precise temperature regulation, low water cut-off, and leak detection, ensuring operational safety and efficiency. With a power rating of 24.0 kW, it operates at 120/240V and incorporates CFC/HCFC free closed cell foam insulation for thermal retention, making it a durable, energy-efficient solution for demanding commercial environments.

Top Hubbell J624R Features

The Hubbell J624R booster heater incorporates a 6-gallon ASME stainless steel tank, enabling quick recovery times suitable for moderate foodservice workflows. Its electronic control system allows for easy temperature adjustments and leak monitoring, minimizing maintenance downtime. Constructed with corrosion-resistant materials, it maintains integrity in busy kitchens. Designed for ease of servicing, it supports seamless integration with existing plumbing and electrical systems, ideal for hospitality and institutional kitchens. Its high wattage capacity ensures reliable hot water supply during peak service hours, supporting continuous operation.

  • Capacity: 6-gallon storage for efficient water usage
  • Tank Material: ASME stainless steel for durability and corrosion resistance
  • Control System: Electronic display with low water cut-off & leak detection
  • Maintenance: Easy access panels for repairs & routine servicing
  • Application Fit: Compact for installation in tight kitchen spaces

Ideal for continuous hot water needs in medium-volume commercial kitchens.

Hubbell J624R Technical Specs

The Hubbell J624R booster heater operates on a single-phase electrical supply at 120/240V with a power consumption of 24.0 kW, making it suitable for most commercial electrical systems. Its self-contained design simplifies installation within existing plumbing and electrical infrastructure. The unit weighs 110 lbs and measures 18" in height, 18" in width, and 29.13" in depth, fitting seamlessly into mid-sized foodservice environments. It features UL and UL EPH certifications, ensuring compliance with industry safety standards. The stainless steel construction and foam insulation provide maximum durability and energy efficiency, supporting reliable operation in demanding kitchen settings. Its maximum operating temperature exceeds typical foodservice requirements, supporting sanitation and cooking needs.

  • Electrical Requirements: 120/240V, single-phase, 24.0 kW
  • Construction & Finish: Stainless steel, corrosion-resistant exterior
  • Dimensions: 18" W x 18" D x 29.13" H
  • Weight: 110 lbs
  • Certifications: UL and UL EPH approved
  • Electrical Connection: Compatible with standard commercial power supplies
  • Plumbing Setup: Requires standard hot water inlet and outlet connections
  • Space Clearance: 6 inches of clearance for maintenance and venting
  • Drainage: Proper drainage connection recommended for leak management
  • Maintenance Access: Easy access panels and leak detection system

What is a commercial booster heater?

A commercial booster heater is a device designed to rapidly heat water for high-volume foodservice operations, installed in kitchen or dishwashing stations. The Hubbell J624R booster heater features a 6-gallon stainless steel tank, self-contained self-cleaning system, and advanced electronic controls, making it suitable for medium workload environments like restaurants and institutional kitchens. Its high wattage and durable construction support consistent hot water supply, critical for sanitation and food prep in busy commercial settings.

Top booster heaters for moderate foodservice operations

Reliable and durable, the Hubbell J624R booster heater is built for steady high-demand applications in medium-volume kitchens, supporting continuous hot water supply during peak hours. Its stainless steel construction and electronic controls make it ideal for busy foodservice environments requiring efficient, safe operation. Hubbell J624R suits operation in institutional, restaurant, or cafeteria settings with moderate throughput needs.

  • Operation type — moderate-demand foodservice kitchens
  • Kitchen setting — small to medium commercial spaces
  • Foodservice category — institutional, restaurant, cafeteria
  • Workload qualifier — steady, moderate throughput
  • Use case — quick recovery for dishwashing & food prep

Why Choose Hubbell J624R Booster Heater Electric 24.0 KW?

Hubbell J624R stands out among booster heaters with its robust stainless steel tank, electronic safety features, and energy-efficient design. Its compact footprint integrates easily into standard kitchen layouts, while its high wattage ensures rapid hot water recovery. Compared to competitors, it offers enhanced durability, precise control, and simplified maintenance—improving operational efficiency and sanitation in commercial foodservice environments.

  • Self-contained design for simplified installation
  • High wattage for rapid hot water recovery
  • Corrosion-resistant stainless steel construction
  • Advanced leak detection and low water cut-off
  • Compact footprint suitable for tight kitchens

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 J624R Booster Heater Electric 24.0 KW
Hubbell Water Heaters

Hubbell J624R 18 Inch Electric Booster Heater 24 kW with ASME Stainless Steel Tank

$4,271.37 $7,305.00

Hubbell Water Heaters, J624R, Booster Heater, electric, 24.0 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)