PENTAIR HD ASME HEATER 400K BTU-NATURAL - 461021

SKU: 461021
Regular price $4,515.64

The Pentair MasterTemp 400 ASME Heavy Duty Natural Gas Heater delivers commercial-grade performance that pool contractors trust for large-scale installations. With 400,000 BTU capacity and ASME certification, this heater handles pools and spas up to 50,000 gallons with exceptional reliability and efficiency.

Commercial Application Benefits

Engineered for demanding commercial environments, this heater features a cupro-nickel heat exchanger that resists corrosion and extends service life, reducing costly maintenance calls. The advanced ignition control module ensures consistent gas control and reliable startups, while the bronze header design simplifies maintenance procedures for service technicians. With up to 84% efficiency and 120 GPM flow rate, contractors can deliver faster heat-up times and lower operating costs to their commercial clients.

Why Pool Contractors Choose MT Pools

MT Pools understands the demands of commercial pool projects. Our superior customer service includes expert technical support, reliable inventory management, and wholesale pricing that protects your profit margins. With our daily recurring customer support, you get the partnership you need to keep large projects on schedule and within budget.

Frequently Asked Questions

What size pools can the MasterTemp 400 ASME handle?

The MasterTemp 400 ASME is designed for commercial pools and spas up to 50,000 gallons, making it ideal for hotels, resorts, and large residential installations.

Why is ASME certification important for commercial installations?

ASME certification ensures the heater meets strict commercial safety standards and building codes, providing contractors with confidence for commercial projects and regulatory compliance.

What makes the cupro-nickel heat exchanger superior?

Cupro-nickel construction provides exceptional corrosion resistance and durability compared to standard materials, extending equipment life and reducing maintenance costs for commercial applications.

Does MT Pools provide installation support for commercial projects?

Yes, MT Pools offers expert technical guidance and support for professional installation requirements, ensuring proper setup and warranty compliance for commercial contractors.

Order Your Commercial Heater Today

Join the pool contractors who rely on MT Pools for their commercial heating solutions. Our team provides the technical expertise and wholesale pricing you need for successful large-scale projects.

• 400,000 BTU natural gas capacity for pools up to 50,000 gallons
• ASME certified for commercial applications and building code compliance
• Cupro-nickel heat exchanger for superior corrosion resistance
• Up to 84% thermal efficiency with pre-mixed air and gas system
• Bronze header design for simplified maintenance and service access
• Advanced ignition control module for consistent gas control
• 120 GPM flow rate for faster heat-up times
• Indoor/outdoor installation capability
• Digital control system for precise temperature management
• Stainless steel sleeved thermal regulator
• 120V/240V single phase electrical compatibility
• Professional installation required for warranty coverage
• Dimensions: 32.61"D x 28.15"H x 23.02"W, 149 lbs
• 0.75" gas connection for commercial gas lines