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Gas Heater, Pentair MasterTemp 400, Natural Gas

Gas Heater, Pentair MasterTemp 400, Natural Gas 46-102-1000

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Horizon # 46-102-1000

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MasterTemp High Performance 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. There are Heavy-duty (HD) units with cupro-nickel exchangers available for improved performance in more challenging applications, like low pH, high flow or heavy use.

  • Certified for outdoor and indoor installations
  • MasterTemp Heater is certified for low NOx emission
  • Tough, rustproof exterior handles the heat and weathers the elements
  • Multi-position top panel allows digital display to be re-positioned for convenient operation
  • New automation functionality and ignition control module with flame strength sensor for always optimized performance
  • Now with smart connectivity and energy-saving automation, it’s easier than ever to get the pool warm and ready whenever it’s needed

This item is a Pentair Tradegrade product and can only be sold by a local pool professional or in a retail store. It is not available for online retail sale:
"Pentair Tradegrade products are available exclusively for purchase by brick and mortar dealers, builders and servicers, and may not be re-sold online. Dealers who choose not to comply with this unilateral policy will be unable to participate in this program, or purchase Pentair Tradegrade products.

California Residents WARNING: Cancer and Reproductive Harm

 www.P65Warnings.ca.gov

Horizon #Description Exploded Diagram
Horizon # 46-110-W021 Product Pentair MasterTemp Gas Heater Burner System   Exploded Diagram EXPLODED DIAGRAM
Search Using These Specs
Heater Application Pool
voltage 115v/230v
Heater Type Gas, Natural
Btu Rating 400K
Manufacturer Pentair
Model MasterTemp
Heater Inlet Size 2"
Heater Inlet Type Male Buttress Thread (mbt)
Heater Outlet Size 2"
Heater Outlet Type Male Buttress Thread (mbt)

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Horizon offers you a 90 day window from the date of your invoice to return purchases for any reason with no restocking fee! And, we honor the manufacturer’s warranty from the date of your invoice, not from the date of manufacture! For more details, click one of the following: Return Policy, Warranty Policy.

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