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MasterTemp 125
MasterTemp 125 MasterTemp 125 MasterTemp 125
Aquatics Pool Heating Available to Order

MasterTemp 125

The MasterTemp 125 is a pool heating system designed for 40mm (1-1/2”) plumbing connections. Suitable for residential and commercial swimming pool installations, it helps maintain comfortable and consistent pool water temperatures through purpose built components selected for pool and aquatic environments.
Warranty 2 years
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🔧 NZ-based technical support 📄 Trade pricing on request 🕐 Quotes typically same day

Applications

  • Above-ground pools
  • Spas
  • In-ground pools to 30,000L

Key Features

  • High-performance, affordable heater with premium features
  • Energy efficiency among the highest in it class
  • 40mm (1-1/2”) plumbing connections - ideal for small bodies of water including above ground pools and spas
  • Pre-mixed combustion technology for fast heat up and low NOx emissions
  • Easy to use digital display/control
  • Lightweight, easy to handle and ship

Downloads

MasterTemp 125 Technical Data Sheet PDF MasterTemp 125 Product Flyer PDF MasterTemp 125 Manual PDF MasterTemp 125 Spare Parts PDF

Technical specifications

View full specification table
Brand Pentair
Model MasterTemp® 125
Equipment Category High Performance Spa Heater
Warranty 2 years

Frequently asked questions

What size pool can a MasterTemp 125 heat?
The MasterTemp 125 is designed for pools and spas up to 30,000 litres. Contact us to confirm the right heater size for your pool, desired temperature and swimming season.
How energy efficient is the MasterTemp 125?
The MasterTemp 125 offers 82% thermal efficiency, placing it among the highest-efficiency heaters in its category.
Is the MasterTemp 125 easy to install?
Its compact, lightweight design makes it easier to handle and install than larger heaters. Installation must still be completed correctly for the site and applicable requirements.
How do I know if the MasterTemp 125 is right for my pool?
The best heater choice depends on your pool volume, location, desired water temperature, pool cover, plumbing and gas supply. Contact us and we can help select the right pool heating solution.

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