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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 J612T4 electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Hubbell J612T4 13 Inch Electric Booster Heater 12.0 kW with Leak Detection

Hubbell  |  MFG #: J612T4  |  Item #: 453084
Item: #453084

Technical details
Manufacturer Hubbell Water Heaters
Model Number J612T4
Manufacturer Part # J612T4
Width 11" - 19"
Wattage 12 - 19 Kilowatts
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 J612T4 Booster Heater, Electric is a high-performance commercial water heating device designed for precise temperature control and reliable operation in foodservice environments. With a power rating of 12.0 kW and a 6-gallon stainless steel storage tank, it offers efficient hot water generation for demanding kitchen workflows. The unit features an ASME stamped tank with CFC/HCFC free closed cell foam insulation, ensuring durability and thermal efficiency. Its electronic display controller provides low water cut-off and leak detection, allowing for safe, unattended operation. Suitable for installation in restaurant kitchens, cafeterias, and catering facilities, the Hubbell J612T4 integrates seamlessly with existing plumbing systems, delivering consistent hot water for various culinary applications. Key specifications include dimensions of approximately 13" x 19.75" x 25" and a weight of 95 lbs, making it a robust and space-conscious choice for commercial settings.

Top Hubbell J612T4 Features

The Hubbell J612T4 Booster Heater delivers dedicated electric hot water supply with a 6-gallon capacity, ideal for low to medium-volume kitchen operations. Its stainless steel construction ensures long-term durability and corrosion resistance, while the electronic control panel facilitates easy temperature management and leak detection. The unit’s design supports quick maintenance with accessible components, making it suitable for restaurant, catering, and institutional foodservice environments that require reliable, compact booster heating. Its integrated pressure reducing valve, T&P gauge, and adjustable legs promote seamless installation and workflow integration, optimizing operational efficiency.

  • Capacity: 6-gallon stainless steel tank for reliable hot water supply
  • Material: ASME stamped stainless steel for corrosion resistance
  • Control: Electronic display with low water cut-off and leak detection
  • Design: Compact footprint with adjustable plastic legs for versatile installation
  • Performance: 12.0 kW electric heating element ensures quick recovery

Suitable for medium-volume foodservice operations requiring consistent hot water supply for cooking, cleaning, or beverage preparation.

Hubbell J612T4 Technical Specs

The Hubbell J612T4 operates on a single-phase electrical supply, with electrical requirements of approximately 12 to 19 kilowatts, compatible with standard commercial outlets. It features a combustion-free, electric self-contained design optimized for installation flexibility and energy efficiency. The unit’s stainless steel construction measures around 13" wide, 19.75" high, and 25" deep, supporting a weight of approximately 95 lbs. It includes UL and UL EPH certifications for safety and compliance, with a focus on durability in demanding kitchen environments. The tank’s operating temperature range supports consistent hot water production, with cleaning and maintenance facilitated by accessible components and optional disassembly features. The unit’s design aligns with commercial kitchen standards for sanitation, safety, and operational longevity.

  • Electrical Requirements: 120/240 VAC, single-phase, approximately 12-19 kW, 95 lbs
  • Cooling Method: Self-contained electric heating
  • Production Capacity: 6 gallons of hot water stored, with quick recovery rate
  • Construction & Finish: Stainless steel tank with insulated coating
  • Dimensions: 13" W x 19.75" H x 25" D for space-efficient installation
  • Temperature Resistance: Designed for standard operating conditions with safe max temperature limits
  • Food Safety: Food-grade stainless steel ensures sanitation and ease of cleaning
  • Certifications: UL and UL EPH approved
  • Electrical Compatibility: Meets standard commercial electrical setups in foodservice environments
  • Plumbing Connection: Designed for integration with typical kitchen water lines
  • Clearance & Ventilation: Requires sufficient airflow around the unit for safe operation
  • Drainage & Maintenance: Easy-access drain valve for quick cleaning
  • Installation Space: Fits efficiently within standard kitchen footprints with adjustable legs

What is a commercial booster heater?

A commercial booster heater is a specialized water heating appliance designed to supply hot water at a consistent temperature for foodservice operations. These units typically feature dedicated heating elements and storage tanks, enabling rapid recovery and reliable performance for applications such as dishwashing, cooking stations, and cleaning processes. The Hubbell J612T4 booster heater exemplifies this category with its 6-gallon stainless steel tank and 12.0 kW electric heater, ideal for moderate-demand kitchens seeking efficient, dependable hot water production for multiple workstations. Installed in restaurant and institutional environments, it supports continuous operation with minimal maintenance and quick response times, making it essential in commercial kitchens with moderate throughput requirements.

Top Commercial Booster Heaters for Foodservice Operations

Designed for moderate-duty foodservice settings, the Hubbell J612T4 offers robust build quality and precise temperature control for reliable hot water supply in restaurants and cafeterias. This model’s compact design and durable stainless steel construction support operation and maintenance in busy commercial kitchens, supporting food prep and sanitation workflows seamlessly.

  • Operation Type — moderate-volume kitchen environments
  • Kitchen Type — compact commercial spaces
  • Foodservice Category — restaurant and catering facilities
  • Workload Qualifier — consistent medium throughput
  • Use Case — supporting dishwashing and pre-wash stations

Why Choose Hubbell J612T4

Hubbell J612T4 stands out through its high-grade stainless steel construction, integrated electronic controls, and space-efficient design. Its advanced leak detection and low water cut-off features improve safety and operational reliability, while the quick recovery rate supports continuous workflow. Unlike traditional models, this booster heater combines durability, safety, and energy efficiency, optimizing performance in busy foodservice environments.

  • Compact footprint: Fits seamlessly into space-constrained kitchens
  • Self-contained electric design: Eliminates need for external venting or cooling systems
  • Durable materials: ASME stamped stainless steel tank for longevity
  • Enhanced safety features: Leak detection and low water cut-off integrated control
  • Operational efficiency: Fast recovery and reliable hot water for restaurant-ready workflows

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 J612T4 Booster Heater Electric 12.0 KW
Hubbell Water Heaters

Hubbell J612T4 13 Inch Electric Booster Heater 12.0 kW with Leak Detection

$3,074.12 $5,305.00

Hubbell Water Heaters, J612T4, Booster Heater, electric, 12.0 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)