MasterTemp® 125 High Performance Pool and Spa Heater - Buy Online

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MASTERTEMP® 125 High Performance Heater


THE HIGH-EFFICIENCY, HIGH-TECH HEATER FOR POOLS UP TO 15,000 GALLONS

The MasterTemp 125 Heater provides energy-savings and advanced operating features that were only available from much larger heaters. With its revolutionary pre-mixed gas combustion technology, the MasterTemp 125 Heater offers 82% thermal efficiency, the highest in its class. The advanced LCD display/controller provides more information and better control.
  • High-performance, affordable heater with premium features
  • 82% energy efficiency is highest in class
  • 1-1/2 in. Plumbing connection — ideal for smaller bodies of water, including aboveground pools, spas and in ground pools up to 15,000 gallons
  • Pre-mixed combustion technology for ultra-fast heat up
  • Easy-to-use digital display/controller
  • Certified for low NOx emissions
  • Available in natural gas or propane gas
  • Lightweight: 80 lbs. — easy to handle and ship
  • Corrosion and UV-resistant enclosure
  • 3/4 in. gas line up to 50 ft. from source
  • Certified for outdoor and indoor installations
  • For Air Intake Kit order part number 474845
  • Available only through Pentair authorized online retailers
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MASTERTEMP® 125 High Performance Heater
MASTERTEMP® 125 High Performance Heater
SKU#: Product2G_855387203368
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Models / Specs

Item #ImageDimensions (Inches)CORDBTU (000s)GAS TYPEPurchase Options
EC-462024 21x21x23 YES 125,000 Natural Gas Available Online
EC-462025 21x21x23 YES 125,000 Propane Buy Online

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.

CALIFORNIA PROPOSITION 65 WARNING WARNING: Cancer and Reproductive Harm. AVERTISSEMENT: Peut Causer le Cancer et des Dommages au Système Reproducteur. ADVERTENCIA: Cáncer y Daño Reproductivo. www.p65warnings.ca.gov.
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