Pentair MasterTemp ASME Pool Heater 461000 – 200K BTU Natural Gas, High-Performance Heating, 120/240V

The Pentair MasterTemp ASME Pool Heater 461000 is a commercial-grade natural gas heating solution engineered for consistent, high-performance warmth and long-term reliability. With a 200,000 BTU output and ASME-certified construction, this heater combines durable components, optimized heat transfer, and precision digital controls to deliver dependable pool heating for residential and commercial environments alike.

Built for applications that require rugged durability and certified performance, the 461000 uses a high-efficiency heat exchanger, electronic ignition, and advanced safety features to ensure smooth operation and excellent fuel economy. Its 120/240V compatibility and robust design make it ideal for systems where continuous operation and certified compliance are priorities.

Pentair MasterTemp ASME Pool Heater 461000 Compatibility

• ASME-certified for commercial and high-demand residential pool heating applications.

• Designed for natural gas fuel systems with proper supply and regulators.

• Works with standard 2” pool plumbing connections for efficient water flow.

• Compatible with Pentair automation systems including IntelliCenter®, EasyTouch®, and IntelliTouch®.

• Integrates easily with variable-speed pumps, modern filtration, and pool control systems.

• Ideal as a replacement for other ASME-rated 200K BTU natural gas heaters.