The Pentair 400,000 BTU 96% Thermal Efficiency High-Efficiency Natural Gas Pool Heater ETi Series (461113) is a premium pool heating solution designed to deliver powerful performance, exceptional energy efficiency, and reliable temperature control for residential and commercial swimming pools. Built as part of the Pentair ETi Series, this high-efficiency heater uses advanced technology to maximize heat transfer while helping reduce fuel consumption.

The Pentair ETi 461113 delivers 400,000 BTU heating capacity with an impressive 96% thermal efficiency rating, providing rapid and consistent heating performance for larger pools and spas. Featuring a durable titanium heat exchanger, this natural gas heater offers excellent corrosion resistance and long-term reliability in demanding aquatic environments.

Key Features

• 400,000 BTU Heating Capacity – Provides powerful heating performance for large pools and spas
• 96% Thermal Efficiency – Maximizes energy usage while helping reduce operating costs
• Natural Gas Operation – Provides fast and reliable pool heating performance
• ETi Series High-Efficiency Design – Engineered for advanced pool heating performance
• Titanium Heat Exchanger – Provides superior corrosion resistance and durability
• Fast Heat Recovery – Quickly raises and maintains pool water temperatures
• Durable Outdoor Construction – Designed for long-term operation in pool environments
• Advanced Control Features – Allows convenient temperature management and operation

Product Specifications

• Brand: Pentair
• Series: ETi Series
• Model: 461113
• Product Type: Natural Gas Pool Heater
• Heating Capacity: 400,000 BTU
• Thermal Efficiency: 96%
• Fuel Type: Natural Gas
• Heat Exchanger: Titanium
• Application: Residential and Commercial Swimming Pools
• Installation Type: Outdoor Pool Equipment

Benefits

• Provides high-efficiency heating for larger pool applications
• Helps reduce energy consumption compared to standard pool heaters
• Extends the swimming season with reliable temperature control
• Titanium heat exchanger improves durability and corrosion resistance
• Delivers rapid heating performance for improved swimmer comfort
• Designed for demanding residential and commercial pool environments

Compatibility & Installation

The Pentair ETi Series 461113 Natural Gas Pool Heater is designed for:

• Large residential swimming pools
• Commercial pool applications
• Spas and aquatic facilities
• Pool heating upgrades
• New pool equipment installations

Installation considerations:

• Confirm proper heater sizing based on pool volume, climate, and heating requirements
• Verify natural gas supply and connection requirements
• Ensure proper ventilation and installation clearances
• Follow manufacturer installation guidelines and local codes
• Professional pool equipment installation is recommended

Frequently Asked Questions

What is the heating capacity of the Pentair ETi 461113?
The heater provides 400,000 BTU of heating capacity for powerful pool and spa heating.

What is the efficiency rating of this pool heater?
The Pentair ETi 461113 features 96% thermal efficiency for improved energy performance.

What fuel type does this heater use?
This model operates using natural gas.

What type of heat exchanger does this heater have?
It features a titanium heat exchanger designed for excellent corrosion resistance and long-lasting performance.

What series does this heater belong to?
This model is part of the Pentair ETi Series, known for high-efficiency pool heating technology.