Hubbell Water Heaters

Hubbell J311 11.4 kW Electric Booster Heater with 3-Gallon Tank

SKU: J311
$2,359.88
/each
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Hubbell J311 11.4 kW Electric Booster Heater with 3-Gallon Tank

ASME Stamped Stainless Steel Tank with Digital Controls

Built for commercial dish rooms, this compact booster heater delivers 180°F sanitizing rinse water with stainless steel construction and electronic protection features.

  • 11.4 kW electric output delivers 180°F sanitizing rinse water.
  • Compact 3-gallon storage capacity suits commercial dish room installations.
  • ASME-stamped stainless steel tank with a brushed stainless steel exterior.
  • Electronic display controller with low water cut-off and leak detection.
  • CFC/HCFC-free closed-cell foam insulation helps reduce standby heat loss.
  • Supplied with a T&P relief valve and 24-volt heater interlock adapter.

Overall Dimensions:

13.25"W x 13.0"D x 12.5"H

Product Weight:

46.0 lb

ASME Section VIII Stamped Tank

All-stainless-steel tank construction does not require an internal lining and is built for long service life.

ASME Section VIII Stamped Tank

Brushed Stainless Steel Exterior

The jacket, base, and front cover are brushed stainless steel for durability and a professional appearance.

Brushed Stainless Steel Exterior

Electronic Temperature Control

Digital display shows the setpoint temperature and operating status at a glance.

Leak Detection and Low Water Cut-Off

Built-in leak detection alerts the operator to internal water leaks, while low water protection helps prevent damage.

Closed-Cell Foam Insulation

CFC/HCFC-free insulation helps minimize heat loss and reduce operating costs.

Screw Plug Heating Elements

O-ring sealed screw plug elements help reduce leakage and simplify service.

Service-Friendly, Direct-Replacement Design

Dimensions and connection locations are designed for compatibility with other popular brands, and components can be serviced without removing unrelated parts.

Included Safety and Interlock Components

Supplied with a T&P relief valve and a 24-volt heater interlock adapter.

Type Booster Heater
Style Tank
Capacity 3 Gallons
Controls Digital
Watts 11.4 kW
Material Stainless Steel
Finish Brushed Stainless Steel
Shipping Width 14 Inches
Shipping Depth 13 Inches
Shipping Height 13 Inches
Shipping Weight 46 Pounds
Selling Unit Each
Units Per Case 1

Certifications & Compliance

Certified badge of UL Certified
UL Certified

Warranty & Protection

1-year parts and labor; 10-year non-prorated tank warranty.

Frequently Asked Questions

It is designed to supply 180°F sanitizing rinse water.
The unit has a 3-gallon storage capacity.
It uses an ASME Section VIII stamped stainless steel tank with no internal lining.
It includes low water cut-off, electronic leak detection, a T&P relief valve, and a 24-volt heater interlock adapter.
The warranty is 1-year parts and labor, with a 10-year non-prorated tank warranty.
Available accessories include a bronze pressure reducing valve, temperature and pressure gauge, relief valve, water treatment system, replacement cartridge, and remote alarm plug adapter.

Need Help Deciding?

Our equipment specialists can help you match specs to your kitchen layout, electrical capacity, and menu requirements.