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 J636S electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert
Free Shipping
$4,192.04 $7,825.00
You save $3,632.96 (46%)

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 J636S electric booster heaters
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Hubbell J636S 18 Inch Electric Booster Heater with 36.0 kW Stainless Steel

Hubbell  |  MFG #: J636S  |  Item #: 453116
Item: #453116

Technical details
Manufacturer Hubbell Water Heaters
Model Number J636S
Manufacturer Part # J636S
Wattage 20 - 40 Kilowatts
Width 11" - 19"
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 J636S Booster Heater Electric 36.0 KW is a commercial-grade heating unit designed for high-demand foodservice environments. Featuring a 6-gallon stainless steel tank with ASME stamping, it ensures durability and consistent performance. Equipped with an electronic display controller featuring low water cut-off and leak detection, it provides precise temperature regulation and safety. This self-contained, electric booster heater operates efficiently within specified wattage ranges, supporting rapid hot water delivery crucial for large-scale kitchen workflows and foodservice applications requiring dependable, high-capacity water heating.

Top Hubbell J636S Features

Designed for commercial foodservice operations, the Hubbell J636S booster heater offers targeted performance with a 36.0 kW power rating for rapid water heating. Its ASME stainless steel tank and CFC/HCFC free closed cell foam insulation deliver long-term durability and energy efficiency. The electronic display controller facilitates easy adjustments, while leak detection and low water cut-off enhance system safety. Its compact yet robust build makes it suitable for busy kitchens needing reliable hot water supply and minimal maintenance.

  • High-performance heating: 36.0 kW capacity supports quick water recovery.
  • Durable construction: ASME stamped stainless steel tank resists corrosion and wear.
  • Ease of maintenance: Electronic control with leak detection simplifies troubleshooting.
  • Optimized for foodservice workflows: Fits seamlessly into busy kitchens for continuous hot water.
  • Compact integration: Measures 18" x 19" x 11"-19" and mounts securely on floors or countertops.

Ideal for large culinary facilities requiring reliable, high-capacity water heating for continuous operation.

Hubbell J636S Technical Specs

The Hubbell J636S booster heater operates within a voltage range appropriate for high-capacity electric units, typically supporting 20 to 40 kilowatts. It features a 6-gallon stainless steel tank with ASME compliance, designed for prolonged service life in demanding commercial environments. The unit measures approximately 18 inches wide, 29.13 inches deep, and 18 inches high, weighing about 110 lbs, with a construction that includes stainless steel exterior finish for corrosion resistance. Its UL and UL EPH certifications verify compliance with safety standards, while the electronic display controller provides precise temperature regulation and leak detection. Designed primarily for applications requiring rapid hot water support, this self-contained booster heater suits installation in large kitchens, cafeterias, and institutional foodservice settings with demanding throughput.

  • Electrical compatibility: Supports 20-40 kW power range with standard 3-phase wiring.
  • Construction & finish: 110 lbs stainless steel tank and exterior for corrosion resistance.
  • Size & dimensions: 18" W x 19" W (variable) x 18" H, suitable for tight commercial spaces.
  • Operating range: Supports safe operation within specified temperature ranges up to max operating limits.
  • Maintenance access: Designed for straightforward disassembly for inspection and repairs with minimal downtime.
  • Usage scenarios: Supports high-volume water heating needs in cafeteria, restaurant, and institutional kitchens.

What is a commercial booster heater?

A commercial booster heater is a robust, high-capacity water heating device designed to elevate the temperature of water for large-scale foodservice applications. This self-contained unit typically operates with electrical power, supporting rapid recovery and continuous hot water supply in busy kitchens and institutional settings. The Hubbell J636S booster heater, with its 36.0 kW output and 6-gallon stainless steel tank, is ideal for supporting high-volume operations such as cafeterias, hospital foodservice stations, and large restaurants, ensuring consistent performance and durability for demanding workflow needs.

Top industrial booster heaters for large foodservice operations

Designed for medium-volume kitchens, the Hubbell J636S provides reliable high-capacity hot water support with a durable stainless steel build and precise electronic controls, ideal for institutional and restaurant environments requiring consistent performance. Hubbell J636S offers four times the durability and efficiency of standard units, suitable for busy operational workflows in industrial foodservice settings.

  • Operation Type — medium-volume institutional kitchens
  • Kitchen Setting — large cafeterias and hospital foodservice stations
  • Foodservice Category — commercial water heating equipment
  • Workload Qualifier — supports moderate throughput demands
  • Use Case — facilitates continuous hot water for meal prep and cleaning tasks

Why Choose Hubbell J636S Booster Heater

Compared to competitors, the Hubbell J636S stands out with its self-contained design, corrosion-resistant stainless steel construction, and advanced electronic control system. Its reliable performance in demanding foodservice environments reduces operational interruptions. The unit's energy-efficient operation and durable build help optimize workflow efficiency, sanitation, and product consistency in large-scale kitchen settings.

  • Features a compact footprint for tight installation spaces
  • Supports high wattage for rapid hot water recovery
  • Built from high-grade stainless steel for longevity
  • Equipped with leak detection to prevent water damage
  • Designed for continuous operation in foodservice environments

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 J636S Booster Heater Electric 36.0 KW
Hubbell Water Heaters

Hubbell J636S 18 Inch Electric Booster Heater with 36.0 kW Stainless Steel

$4,192.04 $7,825.00

Hubbell Water Heaters, J636S, Booster Heater, electric, 36.0 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)