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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 J640T electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Hubbell J640T 11 Inch Electric Booster Heater 40.5 kW with Leak Detection

Hubbell  |  MFG #: J640T  |  Item #: 453128
Item: #453128

Technical details
Manufacturer Hubbell Water Heaters
Model Number J640T
Manufacturer Part # J640T
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 J640T Booster Heater Electric 40.5 KW is a commercial-grade heating unit designed for high-demand foodservice environments. Featuring a 6-gallon ASME stamped stainless steel tank with CFC/HCFC free closed cell foam insulation, it provides reliable thermal performance with precise electronic display control, low water cut-off, and leak detection. Its robust construction and 40.5 kW wattage ensure efficient, consistent warm water delivery in demanding applications, making it suitable for restaurants, institutional kitchens, and large-scale catering operations that require dependable boost heating and fast recovery times.

Top Hubbell J640T Features

This electric booster heater offers precise electronic control, high-capacity stainless steel tank, and leak detection for seamless integration into commercial kitchen workflow. It provides rapid water heating with 40.5 kW power, durable construction, and easy maintenance, ideal for high-throughput foodservice operations needing reliable hot water supply with minimal downtime.

  • Electronic display controller: Enables accurate temperature adjustments and system monitoring.
  • Durable stainless steel tank: ASME stamped for long-lasting performance in busy environments.
  • Leak detection system: Ensures early warning and reduces maintenance efforts.
  • High 40.5 kW wattage: Supports rapid heating recovery for large-scale service.
  • Easy-to-adjust plastic legs: Facilitates installation on uneven surfaces and simplifies cleaning routines.

Optimal for applications requiring reliable boost water heating in fast-paced commercial kitchens.

Hubbell J640T Technical Specs

The Hubbell J640T Booster Heater operates on a 208-240V single-phase electrical supply with a total wattage of 40.5 kW, designed for flexible installation in various foodservice settings. Its 6-gallon stainless steel ASME tank ensures durability under continuous use, while the self-contained design simplifies setup. The unit's dimensions are 18 inches high by approximately 18 inches wide and 29.13 inches deep, with a shipping weight of 110 lbs. Constructed from corrosion-resistant stainless steel, it withstands rigorous cleaning and sanitation processes. The unit operates within suitable temperature ranges to deliver consistent hot water, featuring UL and UL EPH certification for safety and compliance standards. The control panel incorporates leak detection and low water cut-off features for proactive system management, suitable for high-volume kitchen environments.

  • Electrical Requirements: 208-240V, single-phase, 40.5 kW, 110 lbs weight
  • Wattage: 40.5 kW for rapid recovery
  • Construction & Finish: ASME stamped stainless steel, corrosion-resistant
  • Capacity: 6-gallon storage tank
  • Dimensions: 18" H x 18" W x 29.13" D, UL & UL EPH certified
  • Temperature Range & Safety: Operates within safe temperature limits with leak and water cut-off controls
  • Cleaning & Maintenance: Easily accessible tank with disassembly points, unit compatibility with standard cleaning routines
  • Usage Compatibility: Designed for high-volume foodservice applications requiring reliable boost heating

What is a commercial booster heater

A commercial booster heater is an appliance that rapidly heats and elevates existing hot water supplies to meet increased demand in foodservice environments. The Hubbell J640T booster heater is a self-contained, electric unit featuring a high-capacity stainless steel tank and advanced electronic controls, ideal for restaurant kitchens, institutions, and catering services. It is installed to provide supplemental hot water, supporting workflows that require immediate temperature boosts without interrupting primary water heating systems, ensuring efficient operational flow in high-demand settings.

Top Booster Heaters for Large Foodservice Operations

Engineered for medium workloads, the Hubbell J640T booster heater offers dependable performance and durability, making it well-suited for installed in busy restaurants, hospitals, and institutional kitchens that demand high-volume hot water boost capabilities. Hubbell J640T stands out for its robust stainless steel construction and precise electronic controls, providing reliable operation during demanding foodservice workflows and large-scale refreshment stations.

  • Designed for medium-volume boost applications in commercial kitchens
  • Ideal for large restaurants, cafeterias, and catering facilities
  • Supports consistent hot water supply during peak service hours
  • Operates efficiently with a 40.5 kW power rating for rapid recovery
  • Built with durable stainless steel construction for longevity in demanding environments

Why Choose Hubbell J640T Booster Heater Electric

Hubbell J640T distinguishes itself from competitive models through its high-performance 40.5 kW heater, ASME-rated stainless steel tank, and comprehensive leak detection system. Its self-contained design allows for straightforward installation and maintenance, reducing downtime and operational costs. The advanced electronic controls enhance precision, while its durable build supports long-term reliability in commercial settings, improving workflow efficiency and ensuring steady hot water supply for demanding foodservice environments.

  • Compact footprint fits seamlessly into tight kitchen spaces
  • Self-contained design simplifies installation and servicing
  • High wattage supports rapid recovery for peak demand periods
  • Leak detection and low water cut-off enhance operational safety
  • Built with durable, corrosion-resistant stainless steel for longevity

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 J640T Booster Heater Electric 40.5 KW
Hubbell Water Heaters

Hubbell J640T 11 Inch Electric Booster Heater 40.5 kW with Leak Detection

$4,906.06 $8,520.00

Hubbell Water Heaters, J640T, Booster Heater, electric, 40.5 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)