MasterTemp 125 - The high-efficiency, high-tech heater for bodies of water up to 30,000L!
The remarkably affordable NEW MASTERTEMP® 125 gas heater gives you the 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 gas heater offers 82% thermal efficiency -among the highest of heaters in its category. It’s 1-1/2” (40mm) plumbing is ideal for smaller applications, including aboveground pools, spas and in-ground pools up to 30,000 litres. Featuring a rotating display which places controls front and centre for any installation orientation.
The MasterTemp® 125 gas heater provides valuable information conveniently and at the touch of a button. Plus, its lightweight, compact design makes the MasterTemp® 125 gas heater easier to install than any other heater in its class - reducing labour costs which saves you more money.
Features
- Easy-to-read digital display makes programming and monitoring a cinch
- Rotating display places controls front and center for any installation orientation
- Lightweight, corrosion and UV-resistant enclosure
- 40mm (1-1/2”) plumbing is ideal for bodies of water up to 30,000L
Data sheets & brochures
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Language
File Size & Type
MasterTemp 125 brochure English 330.87KB 
Product manuals & guides
Name
Language
File Size & Type
MasterTemp 125 installation and user guide English 11.20MB Dimensional drawings
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File Size & Type
MasterTemp 125 Dimensions English 65.79KB Replacement parts
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Language
File Size & Type
MasterTemp 125 Spare Parts English 1.97MB Troubleshooting & FAQs
Have a question? Post it in our Discussion Forum. You’ll get answers from Pentair Customer Service, pool professionals and pool owners who can help with troubleshooting and recommendations. Pool Tips
