MasterTemp High Performance Pool Heater

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MasterTemp® High Performance Pool and Spa Heaters

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All the Efficiency, Convenience and Reliability You Want in a Gas-fired Pool Heater

MasterTemp heaters offer all the efficiency, convenience and reliability features you want in a pool heater, plus a lot more. As easy to use as your home heating system, plus, user-friendly LCD display and troubleshoot icons make system operation and monitoring a snap. The compact design and super-quiet operation won’t intrude on your poolside leisure time. Heavy-duty (HD) unit with cupro-nickel exchanger stands up to the harshest of applications, like low pH, high flow or heavy use.

  • Heats up fast so no long waits before enjoying your pool or spa
  • Best-in-class energy efficiency*
  • Manual gas shut-off when service is required
  • Eco-friendly MasterTemp Heater is certified for low NOx emission and outperforms industry standards
  • Rotating digital display allows for easy viewing
  • Tough, rustproof exterior handles the heat and weathers the elements
  • Certified for outdoor and indoor installations
  • For Air Intake Kit order part number 461031
Find out where to purchase online or in a retail location near you.
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Dimensions

MasterTemp Dimensions

Homeowner and Pro Resources

Brochures
Manuals
REPLACEMENT PARTS
Certifications

specifications

Item #DescriptionGas TypeBTU (000's)DimensionsWeight (LBS)
460792MasterTemp 175Natural17521x23x28.2128
460793MasterTemp 175Propane17521x23x28.2128
460730MasterTemp 200Natural20021x23x28.2128
460731MasterTemp 200Propane20021x23x28.2128
461000MasterTemp 200 ASMENatural20021x23x28.2138
461001MasterTemp 200 ASMEPropane20021x23x28.2138
460732MasterTemp 250Natural25021x23x28.2133
460733MasterTemp 250Propane25021x23x28.2133
460771MasterTemp 250 ASMENatural25021x23x28.2120
460772MasterTemp 250 ASMEPropane25021x23x28.2120
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Item #DescriptionGas TypeBTU (000's)DimensionsWeight (LBS)
460792MasterTemp 175Natural17521x23x28.2128
460793MasterTemp 175Propane17521x23x28.2128
460730MasterTemp 200Natural20021x23x28.2128
460731MasterTemp 200Propane20021x23x28.2128
461000MasterTemp 200 ASMENatural20021x23x28.2138
461001MasterTemp 200 ASMEPropane20021x23x28.2138
460732MasterTemp 250Natural25021x23x28.2133
460733MasterTemp 250Propane25021x23x28.2133
460771MasterTemp 250 ASMENatural25021x23x28.2120
460772MasterTemp 250 ASMEPropane25021x23x28.2120
460806MasterTemp 250HDNatural25021x23x28.2136
460734MasterTemp 300Natural30021x23x28.2136
460735MasterTemp 300Propane30021x23x28.2136
460736MasterTemp 400Natural40021x23x28.2136
460737MasterTemp 400Propane40021x23x28.2136
460805MasterTemp 400HDNatural40021x23x28.2136
460775MasterTemp 400 ASMENatural40021x23x28.2149
461021MasterTemp 400 ASME HDNatural40021x23x28.2149
460776MasterTemp 400 ASMEPropane400 21x23x28.2149
EC-462026MasterTemp 250, EcommerceNatural25036x27x35153
EC-462027MasterTemp 250, EcommercePropane25036x27x35153
EC-462028MasterTemp 400, EcommerceNatural40036x27x35159
EC-462029MasterTemp 400, EcommercePropane40036x27x35159
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Products beginning with EC- are exclusive to e-commerce sales. For warranty information please visit www.pentair.com/warranty.

Pentair Water Pool and Spa StaRite and Mastertemp pool heaters manufactured between December 22, 2020 and January 6, 2021 recall.

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*Standard copper heat exchanger 84% efficient. Heavy-duty (HD) cupro-nickel heat exchanger 82% efficient.

*Pentair has a trained team of TradeGrade experts and third-party resources that will be scouring the internet 24/7 for TradeGrade violations. Our guarantee to you is that we will use all resources at our disposal to actively monitor and enforce this policy.If a TradeGrade product is sold online, the warranty will be limited to a 60-day limited warranty. Pentair will not be liable for any costs or expenses related to an extended warranty provided to a customer beyond the 60-day limited warranty that Pentair provides for such sales. Additionally, no PIP dollars will be rewarded to the dealer for the purchase. When a TradeGrade product is purchased and sold in compliance with the TradeGrade policy, that product will receive the full product warranty.