A. O. Smith SHPT-50 Voltex Heat Pump Water Heater, 50 gal

A. O. Smith SHPT-50 is the newest member of the acclaimed Voltex line of Hybrid Water Heaters. Like its bigger siblings, SHPT-50 is powered by an energy saving heat pump module that gets heat from the air and efficiently produce hot water. With an energy factor of 2.75, SHPT-50 is the most efficient Energy Star compliant heat pump water heater in the market.


  • Increased Storage Enhances Efficiency - higher volume capacity allows heat pump module to operate more frequently than electric backup
  • Up to 2.75 Energy Factor meets ENERGY STAR requirements
  • User Selectable Operating Mode - heat pump Efficiency mode, automatic Hybrid mode, conventional Electric, or Vacation mode
  • Dual Backup Incoloy Electric Heating Elements - provide extra heating in demanding times
  • Dry Fire Protection checks that the tank is full of water before starting up
  • Protective sacrificial anode with stainless steel core protects tank against corrosion
  • Electronic LCD User Interface with Advanced Diagnostics
  • Dehumidification - integrated compressor transfers heat to your water while dehumidifying ambient air
  • Easy Maintenance - Washable heat pump filter is easily removed for routine cleaning
  • 2" CFC-Free Foam Insulation
  • Durable Tamper-resistant brass drain valve
  • Factory installed T&P Relief Valve
  • UL Listed
  • Design Certified by CSA International


  • Storage Capacity: 50 gal (190L)
  • Refrigerant: Environmentally friendly R134a refrigerant
  • Coefficient of Performance (COP): 3.0
  • Energy Factor by Mode: Eff = 2.78, Hybrid = 2.75, Electric = .89
  • 1st Hour Rating/Gal by Mode: Eff = 42.1, Hybrid = 67.5, Electric = 59.1
  • Dimensions (Dia x H): 22" x 63"
Weight: 196 lb
Dimensions: 70 in × 28 in × 28 in