Pentair - EC-462028 MasterTemp, Low NOx, 400K BTU, Natural Gas, Pool & Spa Heater - Limited Warranty

Item No. 387223 | Manufacturer SKU: EC-462028
Item No. 387223 | Manufacturer SKU: EC-462028
Pentair  EC-462028 MasterTemp Low NOx 400K BTU Natural Gas Pool  Spa Heater  Limited Warranty
Pentair  EC-462028 MasterTemp Low NOx 400K BTU Natural Gas Pool  Spa Heater  Limited Warranty

The Pentair MasterTemp Natural Gas 400K BTU High Performance Pool and Spa Heater provides dependable, reliable, and efficient heating for your pool and spa. More Details

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The Pentair MasterTemp Natural Gas 400K BTU High Performance Pool and Spa Heater provides dependable, reliable, and efficient heating for your pool and spa.
  • Built to last with tough rust proof exterior
  • Premix combustion technology for fast and efficient warm-ups
  • Built in safety features to ensure system protection
  • Rotatable, easy-to-use, intuitive operation controls
  • Certified for outdoor and indoor installation
  • Best-in-class energy efficiency
  • Eco-friendly, certified for low NOx emissions and outperforms industry standard
  • Quiet operation creates for a peaceful poolside experience
  • Compact design to fit in smaller, less intrusive equipment pads
  • Compatible with pool and spa automation systems
  • Important: Instructions for Accepting Your Freight Shipment

With the Pentair MasterTemp Natural Gas 400K BTU High Performance Pool and Spa Heater, experience the revolutionary pool heating technology that brings you quieter and more efficient energy-savings to your pool and spa. Being the most sold heater on the market, Pentair MasterTemp pool and spa heaters prove their worth. They have established a reputation of being more dependable and reliable than other heaters in its class. LCD digital display controls and LED indicator lights make for a user-friendly operation experience.

Pentair MasterTemp Design

The Pentair - EC-462028 MasterTemp 400K BTU Natural Gas Pool & Spa Heater is manufactured to keep a low profile and maintain the water at a comfortable temperature of your choosing. The compact design allows the heater to be tucked away for a sleek, aesthetic pool and spa equipment pad layout. MasterTemp heaters are built to be super-quiet, helping maintain a tranquil poolside experience. Pentair MasterTemp features a rotatable keypad for easy access in any orientation it is in. With a hot surface ignition (no pilot light) and pushbutton, digital controls, MasterTemp is as easy to operate as your home heating system.

Advantages of a Heated Pool & Spa

A great reason for having a pool heater like the Pentair MasterTemp is the ability to swim at any time of day or in any season by controlling the temperature of the water to its desired level. This makes for a more enjoyable pool experience, granting the option to swim through more periods of the year.

Best-in-Class Efficiency

Getting your money's worth is what's on most people's minds when investing in pool heaters. With a Pentair MasterTemp heater you get just that. Equipped with a copper heat exchanger you are getting 84% of the money spent on gas put directly into the pool's water. The more efficient a gas pool heater is, the lower the cost is to operate it. This also means the less time it needs to run to deliver the same amount of heat for your pool water. How does that work? For every dollar spent on gas, $0.84 is used to put heat into your pool.

Pentair MasterTemp High Performance Pool & Spa Heater

Pentair MasterTemp heaters offer all the efficiency, convenience and reliability features you want in a pool heater, plus a lot more. Operation is as seamless as using your home heating system.

Have a salt water chlorinated pool? The Pentair MasterTemp HD Heavy Duty heater model, featuring a corrosion-resistant Cupro-Nickel heat exchanger, is also available. Pentair also offers an ASME rated MasterTemp pool and spa heater for commercial applications.

Common Questions:

What are the dimensions of the unit?
  • Heater Dimensions: 32.61" x 23.02" x 28.15"
  • Weight: Approx. 150 lbs.
What is the plumbing size?
  • This unit is plumbed in 2" diameter piping and comes with 2" threaded unions
What is the heat exchanger type?
  • Copper Heat Exchanger
I just bought a house with a pool that has a Pentair MasterTemp heater. How do I know if it's gas or electric?
  • The Pentair MasterTemp pool and spa heater only comes in natural gas and propane gas models.
Is this unit Low NOx?
  • Yes, this unit meets all state air quality regulations.

California Residents WARNING: Cancer and Reproductive Harm -

MasterTemp Electrical Parts

Instructions for accepting your freight shipment

Control Panel
Featuring an easy-to-read display and LED indicators, the control panel simplifies temperature regulation with its adjustment capabilities and self-diagnostic readings
Easy to Install or Retrofit
It features a rotating digital display, designed to allow more installation options for convenience, and its compact design is great for tight, often unused spaces
The energy efficient MasterTemp pool heater is certified for low NOx emission and outperforms industry standards

Product Type: Pool and Spa Heater
Manufacturer: Pentair
Energy Efficient: Yes
Warranty: 1-Year
Fuel Type: Natural Gas
Heat Output: 400,000 BTU
Heat Exchanger: Copper
Emission: Low NOx
Controls: Digital
Elevation: 0 - 9,000 ft
Product Dimensions: 22.5" Width x 36" Length x 30" Height
Product Weight: 149 lbs.

One (1) Year Limited Warranty on Product, see Owner's Manual for a full description of warranty claims and coverage details.

* Freight charges may apply on oversized products. Discounts do not apply toward shipping, handling and freight fees, taxes, the purchase of select items, or previous orders. Prices are subject to change without notice.