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Coates PHS Series Electric Pool & Spa Heater 45KW, 208V, 128A, Three Phase, 32045PHS

Coates PHS Series Electric Pool & Spa Heater 45KW, 208V, 128A, Three Phase, 32045PHS

Mfg #: 32045PHS

SKU: 32045PHS

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Important Notes About Ordering Coates Heaters

Coates heaters are a made-to-order product. When you order your Coates heater from EZ Pool & Spa Supply, we'll confirm a lead time with the manufacturer which typically can range up to 6-8 weeks.

Coates PHS Series Electric Pool & Spa Heater 45KW, 208V, 128A, Three Phase, 32045PHS

The Coates PHS Series pool and spa heaters feature a flow switch to prevent operation when there is no water flow. An all stainless steel tank for long life and corrosion resistance is also standard. Our 36-57kw heaters now include a digital thermostat for more precise control of pool water temperature.

Meet the robust demands of your pool or spa with the Coates PHS Series Electric Pool & Spa Heater 45KW (model 32045PHS). Operating on a 208V three-phase power supply and drawing 128A, this heater ensures reliable performance for optimal water temperature control. Equipped with Incoloy heating elements, a digital thermostat, and a flow switch, it guarantees precision and safety in operation. The stainless steel tank, combined with heavy-duty contactors, delivers robust corrosion resistance and longevity. With features including element, flow, and high temp "on" lights, this heater is a dependable solution for indoor and outdoor installations. For expert guidance and to secure your powerful heating solution, order online or call 877-209-7773 to speak with one of our seasoned specialists.


  • Incoloy heating elements
  • Digital thermostat
  • Manual reset high temp limit
  • Flow switch
  • 2″ male NPT connections
  • Heavy duty contactors
  • Stainless steel tank
  • Element, flow and high temp “on” lights
  • Element fusing on units rated over 48 amp

Technical Data

  • 28”L x 15”W x 15”H (100 lbs)
  • Min Flow Rate: 20 GPM
  • Max Flow Rate: 80 GPM
  • Three phase
  • UL Listed for indoor/outdoor installation


Amperage Draw 125 A
Brand Coates
Cabinet Depth 15 Inch
Cabinet Height 28 Inch
Cabinet Width 15 Inch
Flow Rate 20 - 80 gpm
Heat Output 45 kW
Item Electric Heater
Maximum Breaker Size 175 A
Phase 3-Phase
Series PHS
Voltage Rating 208 V
Water Connection 2 Inch MNPT
Wire Size 2/0 AWG