Delivering to

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 J1645S electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert
Free Shipping
$5,300.59 $10,065.00
You save $4,764.41 (47%)

FREE Delivery to:

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 J1645S electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Hubbell J1645S Electric Booster Heater 16 Gallon 45.0 kW with Leak Detection

Hubbell  |  MFG #: J1645S  |  Item #: 453210
Item: #453210

Technical details
Manufacturer Hubbell Water Heaters
Model Number J1645S
Manufacturer Part # J1645S
Width 20" - 29"
Wattage 41 - 60 Kilowatts
Height 31.38"
Width 23.5"
Depth 23"
Weight 160 lbs
UL Yes
UL EPH Yes
cUL Yes
NSF Yes

About this item

Product Details

The Hubbell J1645S Booster Heater Electric 45.0 KW is a commercial-grade electric water heating unit designed for high-demand applications. Featuring a 16-gallon stainless steel tank with ASME stamping, this booster heater provides reliable, continuous hot water supply for foodservice establishments, industrial kitchens, and institutional facilities. Its electronic display controller integrates low water cut-off and leak detection systems, ensuring operational safety and ease of maintenance. With a power rating of 45.0 kW, this booster heater delivers efficient performance and durability suitable for demanding workflows, making it a precise choice for facilities requiring rapid, consistent hot water delivery.

Top Hubbell J1645S Features

The Hubbell J1645S booster heater offers advanced electronic controls, high-grade stainless steel construction, and a capacity ideal for medium-volume foodservice settings. It features an ASME stamped tank with closed cell foam insulation for energy efficiency, while its leak detection system minimizes downtime. Designed for easy maintenance, with adjustable feet and straightforward access points, this unit seamlessly integrates into a variety of commercial kitchen workflows, providing consistent hot water output under moderate workloads.

  • Electrical Performance: 45.0 kW power rating supports rapid water heating.
  • Durable Construction: ASME stamped stainless steel tank resists corrosion and wear.
  • Ease of Maintenance: Electronic controller simplifies troubleshooting and monitoring.
  • Application Fit: Suitable for foodservice operations with 16-gallon capacity needs.
  • Workflow Integration: Includes pressure reducing valve with bypass for system compatibility.

Ideal for commercial kitchens requiring reliable, high-capacity hot water supply.

Hubbell J1645S Technical Specs

The Hubbell J1645S booster heater operates on a single-phase electrical supply, with specifications supporting 16-gallon capacity and 45.0 kW wattage. Its dimensions, approximately 20-29 inches wide and 31.38 inches high, ensure it fits standard utility spaces, while its construction in stainless steel guarantees longevity in challenging environments. The unit weighs 160 lbs, optimized for installation stability and durability. Designed with UL, UL EPH, and NSF approvals, this model provides reliable performance with user-friendly features like adjustable plastic legs and a stainless-steel exterior. It is wired for efficient operation from standard commercial power sources and supports continuous operation in demanding commercial kitchens. Maintenance involves routine cleaning and inspection of leak detection components, with disassembly requiring minimal tools.

  • Electrical Compatibility: 45.0 kW, single-phase, suitable for standard 208-240V systems.
  • Capacity & Dimensions: 16-gallon tank, 20-29" width, 31.38" height.
  • Material & Finish: ASME-stamped stainless steel exterior with corrosion-resistant features.
  • Operational Features: Electronic controller with leak detection and low water cut-off.
  • Connection & Installation: Includes pressure reducing valve with bypass, adjustable legs, and T&P components.

What is a commercial booster heater?

A commercial booster heater is a high-capacity water heating device designed to provide consistent, hot water in foodservice and industrial environments. It typically features a robust tank, high-wattage heating elements, and specialized controls for safety and efficiency. The Hubbell J1645S booster heater is installed in settings such as cafeterias, hospitals, and large kitchens to supply immediate hot water with dependable performance. Its 45.0 kW electric heating system and 16-gallon tank make it suitable for scenarios demanding moderate throughput, ensuring rapid recovery times and reliable operation for continuous hot water needs.

Top Medium-Volume Booster Heaters for Foodservice Environments

Designed for operation in medium-scale foodservice kitchens, the Hubbell J1645S offers robust build quality, reliable performance, and efficient hot water delivery. Hubbell J1645S Booster Heaters support moderate throughput applications, ideal for institutional and commercial settings where efficiency and durability are critical. Built for purpose, it ensures steady hot water supply with optimized energy use and minimal downtime.

  • Operation Type — suited for medium-volume commercial kitchen workflows
  • Kitchen Setting — ideal for institutional or large restaurant environments
  • Foodservice Category — supports hot water needs in cafeterias and hospitals
  • Workload Qualifier — supports moderate throughput demands
  • Use Case — reliable for continuous hot water supply in busy facilities

Why Choose Hubbell J1645S Booster Heater Electric 45.0 KW?

Hubbell J1645S stands out among booster heaters with its high-quality stainless steel tank, energy-efficient design, and comprehensive safety features such as leak detection and low water cut-off. Its durable construction and sophisticated electronic controller optimize performance and ease maintenance, making it ideal for demanding commercial applications. Its self-contained configuration, combined with versatile plumbing connections and adjustable legs, enhances installation convenience and operational reliability compared to standard models.

  • Compact footprint with integrated safety features for enhanced sanitation
  • High-wattage 45.0 kW system for rapid water recovery
  • Built with ASME stamped stainless steel for durability and corrosion resistance
  • Simple electronic controls support minimal maintenance and troubleshooting
  • Designed for seamless integration into existing commercial hot water systems

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 J1645S Booster Heater Electric 45.0 KW
Hubbell Water Heaters

Hubbell J1645S Electric Booster Heater 16 Gallon 45.0 kW with Leak Detection

$5,300.59 $10,065.00

Hubbell Water Heaters, J1645S, Booster Heater, electric, 45.0 kW, 16-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)