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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 J64T4S electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
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Hubbell J64T4S 13 Inch Booster Heater Electric Stainless Steel with Leak Detection

Hubbell  |  MFG #: J64T4S  |  Item #: 453056
Item: #453056

Technical details
Manufacturer Hubbell Water Heaters
Model Number J64T4S
Manufacturer Part # J64T4S
Wattage 4 - 11 Kilowatts
Width 11" - 19"
Height 19.75"
Width 13"
Depth 25"
Weight 95 lbs
UL Yes
UL EPH Yes
cUL Yes
NSF Yes

About this item

Product Details

The Hubbell J64T4S Booster Heater, Electric is a commercial-grade heating device designed for high-efficiency water heating applications in foodservice environments. Featuring a 4.0 kW power output and a 6-gallon stainless steel tank, this unit is built for durable, consistent performance. The ASME-stamped stainless steel construction ensures longevity under demanding conditions, while the electronic display controller with low water cut-off and leak detection enhances operational safety. Specifically engineered to serve restaurants, cafeterias, and institutional kitchens, it provides rapid water heating with precise temperature control, making it ideal for applications requiring reliable hot water supply in moderate throughput settings.

Top Hubbell J64T4S Features

The Hubbell J64T4S booster heater is tailored for commercial foodservice outlets requiring dependable hot water with straightforward maintenance. It integrates a robust stainless steel tank with CFC/HCFC free closed cell foam insulation, optimizing energy efficiency. The electronic display enables precise temperature management, while integrated leak detection and low water cut-off safeguard system integrity. Designed for bench-mounted installation in moderate-use kitchens, this booster heats water swiftly, supporting workflows that demand continuous hot water supply for dishwashing or process needs.

  • Powerful 4.0 kW heating element for rapid water temperature recovery
  • Constructed from ASME-stamped stainless steel for durability and corrosion resistance
  • Electronic control with leak detection simplifies monitoring and maintenance
  • Compact dimensions with stainless steel exterior for space-efficient installation
  • Includes pressure reducing valve with by-pass and T&P gauge for safety and operational precision

Suitable for moderate-volume water heating in commercial kitchens, particularly where space and reliability are priorities.

Hubbell J64T4S Technical Specs

The Hubbell J64T4S booster heater operates on a single-phase electrical supply with a range of 4 to 11 Kilowatts, accommodating standard commercial power configurations. The unit's dimensions are 13 inches in width and 25 inches in depth, with a height of 19.75 inches, and it weighs approximately 95 lbs. It features an ASME-stamped stainless steel tank, ensuring long-term durability, and is approved for UL and UL EPH standards, with NSF certification for sanitary operation. The unit's operating temperature range is suitable for typical hot water applications, and it includes a pressure reducing valve with bypass, a T&P gauge, and relief valve for safety. The product is shipped without required assembly, with maintenance facilitated through accessible disassembly for routine cleaning. The exterior finish is stainless steel, supporting easy cleaning and sanitation.

  • Electrical Compatibility: 120V, 60Hz, single-phase system, 4-11 kW
  • Construction Materials: ASME-stamped stainless steel tank, stainless steel exterior
  • Dimensions and Weight: 13" W x 25" D x 19.75" H, weighs 95 lbs
  • Usage Environment: Installation in moderate-volume commercial kitchens with space constraints
  • Safety Features: T&P relief valve, leak detection, low water cut-off, and pressure gauge included
  • Installation Requirements: Adequate clearance for maintenance, proper electrical hookup, and plumbing connections

What is a commercial booster heater

A commercial booster heater is a compact, high-performance water heating unit designed for rapid temperature recovery and consistent hot water supply in foodservice operations. Typically equipped with a stainless steel tank, it is installed alongside dishwashers or other equipment that require immediate hot water. The Hubbell J64T4S model, for example, features a 6-gallon capacity and a 4.0 kW heating element, making it suitable for moderate throughput environments like restaurants and institutional kitchens that prioritize durability and operational safety for efficient workflow continuity.

Top Commercial Booster Heaters for Foodservice Settings

Reliable and robust, the Hubbell J64T4S booster heater offers proven performance for moderate-volume commercial kitchens, emphasizing durability, safety, and energy efficiency. Engineered for consistent operation, it facilitates seamless integration into foodservice workflows, providing reliable hot water support in institutional and restaurant environments.

  • Moderate workload — ideal for restaurant prep stations
  • Compact footprint — fits tight kitchen spaces efficiently
  • Foodservice-category equipment — suited for dishwashing and sanitation
  • Reliable performance — supports continuous operation during peak hours
  • Integrated safety features — enhances operational safety and compliance

Why Choose Hubbell J64T4S Booster Heater

Why choose the Hubbell J64T4S booster heater over comparable models? Its durable ASME-certified stainless steel tank combined with a sealed electronic control system ensures longevity and precise temperature regulation. The unit's compact design, safety features, and ease of maintenance make it a versatile and dependable component in foodservice operations, improving workflow efficiency and system reliability.

  • Built with stainless steel for superior durability
  • Compact design supports space-conscious kitchens
  • Integrated leak detection and low water cut-off
  • Energy-efficient insulation reduces operational costs
  • UL and NSF approved for safety and sanitation

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 J64T4S Booster Heater Electric 4.0 KW
Hubbell Water Heaters

Hubbell J64T4S 13 Inch Booster Heater Electric Stainless Steel with Leak Detection

$2,656.22 $4,765.00

Hubbell Water Heaters, J64T4S, Booster Heater, electric, 4.0 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)