The Pentair Flame Sensor 472251 is an OEM safety replacement part designed for Pentair MiniMax NT TSI pool and spa heaters. This sensor is responsible for detecting the burner flame and signaling the control board to maintain or shut off gas flow, ensuring safe and efficient operation of the heating system. Without a properly functioning flame sensor, heaters may fail to ignite or could shut down unexpectedly as a safety precaution. Built from durable materials to withstand repeated exposure to heat, the 472251 sensor provides reliable performance over time. Its compatibility with MiniMax NT TSI models makes it the correct choice for restoring proper heater function. Installation is straightforward, allowing homeowners and technicians to quickly replace worn or faulty sensors and maintain safe operation.

• OEM Flame Sensor: Designed for Pentair MiniMax NT TSI heaters, ensuring accurate detection of the burner flame during operation.

• Safety-Critical Component: Signals the control board to continue or halt heating based on flame presence, preventing unsafe conditions.

• Model-Specific Fit: Fully compatible with MiniMax NT TSI heaters, making it an essential replacement for reliable performance.

• Durable Build Quality: Constructed to OEM standards with heat-resistant materials for long-term reliability in demanding conditions.

• Simple Installation: Easy to replace, providing a quick solution to restore heater functionality and maintain safe system operation.

• (1)ÊPentair 472251 Flame Sensor

• Pentair MiniMax NT Heaters

Need help with the Pentair Flame Sensor 472251? This section covers installation, safety concerns, and in-store availability for MiniMax NT TSI pool and spa heaters.

Installing the 472251 Flame Sensor

This sensor detects the burner flame, ensuring the control board allows safe heater operation.

How do I install the Pentair 472251 flame sensor on a MiniMax NT TSI heater?

Can I buy the 472251 flame sensor in store for same-day repair?

Do I need special tools to install this flame sensor locally?

Troubleshooting Heater Flame Detection Issues

When the flame sensor fails, the heater may shut down or fail to start. Replacing it restores proper safety function.

Will the 472251 flame sensor fix ignition failures in my MiniMax NT heater?

What should I do if my heater lights briefly but then shuts off?

Can I walk into Discount Pool Mart and pick up a replacement flame sensor?

Confirming the Right Part In Store

Verifying compatibility before purchase ensures a proper fit and safe operation.

How do I confirm in store that 472251 is the correct flame sensor for my heater?

Is this part available today at Discount Pool Mart for immediate pickup?

Can I bring in my old flame sensor to compare it against the 472251 locally?