Pentair MasterTemp 125K Natural Gas Pool Heater | EC-462024

Pentair EC-462024 MasterTemp 125K Natural Gas Pool & Spa Heater

The Pentair MasterTemp EC-462024 125K Natural Gas Heater, equivalent to the Pentair 461059 model, delivers efficient, high-performance heating in a compact, easy-to-install package. With a 125,000 BTU output, it rapidly heats small to medium-sized pools and spas to the perfect temperature, ensuring comfort and reliability throughout every season. Designed for natural-gas systems, this heater combines fast heat-up times with superior energy efficiency, reducing operating costs without compromising performance. Its low-profile build allows for quick installation on tight equipment pads and effortless integration into existing plumbing and control systems.

Constructed from durable, corrosion-resistant materials, the MasterTemp 125 features advanced digital controls for precise temperature management and reliable operation. Its high-efficiency heat exchanger maximizes energy transfer, while the quiet combustion system provides smooth, low-noise performance. Built with Pentair’s trusted engineering and proven longevity, the EC-462024 offers the same dependable functionality as the 461059 model — delivering consistent heating, smart efficiency, and year-round comfort for both residential and spa applications.

Key Features of the Pentair MasterTemp EC-462024 125K Natural Gas Heater

• Equivalent to Pentair 461059: Matches the performance and reliability of the 461059 model, configured for natural gas operation.

• 125,000 BTU Heating Output: Provides fast, even heating for pools and spas, maintaining comfortable temperatures in any season.

• High-Efficiency Natural Gas Design: Engineered to deliver consistent warmth while reducing fuel consumption and operating costs.

• Digital Temperature Control: User-friendly digital interface offers precise temperature adjustment and easy system monitoring.

• Compact Installation Footprint: Sleek, space-saving design fits neatly into smaller equipment pads without sacrificing performance.

• Durable Corrosion-Resistant Construction: Built to withstand outdoor exposure, moisture, and pool-chemical environments.

• Energy-Efficient Heat Exchanger: Maximizes heat transfer for faster heating and reduced energy waste.

• Quiet Operation: Designed for smooth combustion and minimal sound output to preserve a peaceful poolside environment.

• Reliable Seasonal Performance: Delivers dependable heating year-round for extended swimming and spa use.

• Proven Pentair Engineering: Combines advanced technology with the long-lasting quality trusted by pool professionals.

Specifications

• Plumbing Connections: 2" x 2-1/2"
• Energy Efficiency: Up to 18% energy saving
• Circuit Amps: 5.5000
• Fuel Type: Natural Gas
• Heating Capacity: 150000
• Voltage: 110V / 220V
• Hertz: 60Hz
• Kilowatts: 44kW
• Max Fuse Breaker Size: 15.0000
• Min Circuit Amps: 5.5A
• Dimensions: 24" x 19" x 29.5"
• Weight: 135 lb
• Max Flow Rate: 125
• Min Flow Rate: 20