Coates CE Series Electric Pool Heater 18KW, 480V, Three-Phase 22A, 34818CE

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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 E-Z Test Pool Supplies, we'll confirm a lead time with the manufacturer which typically can range up to 6-10 weeks.

E-Z Test Pool Supplies cannot fulfill orders for Coates heaters in the following states: Washington, Oregon, Idaho, California. Any orders placed within these states will be canceled and refunded.


Coates 34818CE Electric Heater; 18 kW, 3-Phase, 480 V, 22 A


The Coates CE Series pool 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. Available in single-phase and three-phase configurations.  


  • Incoloy heating elements
  • Digital thermostat
  • Manual reset high temp limit
  • Flow switch
  • 1-1/2″ male NPT connections
  • Stainless steel tank
  • Heavy duty contactors
  • Element, flow and high temp “on” lights
  • Element fusing on units rated over 48 amps

Technical Data

  • 19”L x 10”W x 11”H (47 lbs)
  • Min Flow Rate: 20 GPM
  • Max Flow Rate: 80 GPM
  • Three phase
  • UL Listed for indoor/outdoor Installation


AmperageDraw 22 A
Brand Coates
CabinetDepth 11 Inch
CabinetHeight 19 Inch
CabinetWidth 10 Inch
FlowRate 20 - 80 gpm
HeatOutput 18 kW
Item Electric Heater
MaximumBreakerSize 30 A
Phase 3-Phase
Series CE
VoltageRating 480 V
WaterConnection 1-1/2 Inch MNPT
WireSize 10 AWG


Install Guide

Technical Info


Operational Manual