Hubbell Water Heaters

Hubbell J640 Electric Booster Heater, 6-Gallon Stainless Steel Storage Tank, 40.5 kW

SKU: J640
$4,473.00
/each
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Hubbell J640 Electric Booster Heater, 6-Gallon Stainless Steel Storage Tank, 40.5 kW

ASME Stamped Tank, Electronic Controller, Adjustable Legs

Deliver reliable high-temperature rinse support with a compact 6-gallon electric booster heater built around a durable stainless steel tank and integrated safety controls.

  • 40.5 kW electric booster heater designed for commercial dishwashing applications.
  • 6-gallon storage capacity helps maintain a steady supply of boosted hot water.
  • ASME stamped stainless steel tank with stainless steel exterior for durability.
  • CFC/HCFC-free closed-cell foam insulation helps reduce heat loss.
  • Electronic display controller includes low water cut-off and leak detection.
  • Includes a pressure reducing valve with by-pass, T&P gauge, T&P relief valve, and adjustable plastic legs.

Overall Dimensions:

18.0"W x 29.13"D x 18.0"H

Product Weight:

110.0 lb

ASME Stamped Stainless Steel Tank

Built with a durable stainless steel tank and ASME stamping for commercial-duty use.

Closed-Cell Foam Insulation

CFC/HCFC-free insulation helps retain heat and improve operating efficiency.

Electronic Display Controller

Provides straightforward monitoring and control of the booster heater.

Low Water Cut-Off

Helps protect the unit by preventing operation when water level is too low.

Leak Detection

Adds a layer of monitoring to help identify potential leaks early.

Pressure Reducing Valve With By-Pass

Helps regulate incoming water pressure for smoother operation.

T&P Gauge and Relief Valve

Supports temperature and pressure monitoring and relief for safer operation.

Adjustable Plastic Legs

Helps support and level the unit during installation.

Type Booster Heater
Style Storage
Installation Type Floor Model
Capacity 6 Gallons
Watts 40.5 kW
Material Stainless Steel
Interior Finish Stainless Steel
Selling Unit Each
Units Per Case 1
Shipping Width 18 Inches
Shipping Depth 30 Inches
Shipping Height 18 Inches
Shipping Weight 110 lb.

Certifications & Compliance

Certified badge of UL Certified
UL Certified

Warranty & Protection

1 year parts and labor on tank and components; 10 years non-pro-rated on tank only.

Documents

PDF Cutsheet PDF Download PDF Owner's manual PDF Download PDF Catalog PDF Download PDF Parts list 2 PDF Download PDF Parts list 1 PDF Download PDF Warranty PDF Download

Frequently Asked Questions

It has a 6-gallon storage capacity.
The unit includes an electronic display controller with low water cut-off and leak detection, plus a T&P gauge and T&P relief valve.
It uses an ASME stamped stainless steel tank with a stainless steel exterior.
The warranty is 1 year parts and labor on the tank and components, and 10 years non-pro-rated on the tank only.
Listed accessories include a pressure reducing valve, multiple leg options, a temperature and pressure gauge, relief valves, protective covers, a water treatment system, a replacement cartridge, slide brackets, and a diffuser assembly.

Need Help Deciding?

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

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or call (888) 307-5030