The Hubbell J Model is the longest lasting booster heater available because it utilizes a heavy duty ASME Section VIII designed, constructed and stamped all stainless steel tank which does not require an internal tank lining. .
Hubbell J627 Standard Features
All stainless steel tank construction does not require an internal lining
ASME Section VIII stamped construction provides for extended tank life
Exterior surfaces including the jacket, base and front cover are all brushed stainless steel for improved appearance and longevity
Advanced electronic temperature control with digital display confirms at a glance proper operation and temperature setting
Visual indication of exact set point temperature as well as fault conditions provides instant feedback
Electronic leak detection system notifies user in the event of an internal water leak
Factory packaged resettable circuit breakers (when required) for internal over current protection save time and money compared to one shot fuses
A bronze body (not cast iron) pressure reducing valve is factory supplied with each booster
Designed for ease of service, no electrical component needs to be removed to replace any other part
Screw plug elements with O-ring gasket reduce leakage problems associated with less reliable and more difficult to service flange type heating elements.
Overall dimensions and connections locations are compatible with other popular brands to facilitate direct replacement without modification to the existing plumbing
Environmentally friendly CFC/HCFC free closed cell foam insulation minimizes tank heat loss for maximum operating efficiency and reduced operating costs