Product Overview

The Pentair MasterTemp 250 EC-462027 is a high-performance propane pool and spa heater engineered to deliver fast, efficient, and dependable heating for residential pools, spas, and pool/spa combination systems. With 250,000 BTUs of heating power, this compact heater quickly raises water temperature while maintaining excellent energy efficiency.

Featuring electronic hot-surface ignition, digital temperature controls, Low-NOx combustion technology, and a corrosion-resistant enclosure, the MasterTemp provides reliable performance with simple operation. Its compact footprint allows for easy installation on most equipment pads while remaining compatible with many modern pool automation systems. Designed specifically for liquid propane, this heater should be professionally installed to ensure safe and reliable operation.

Key Features

• 250,000 BTU heating capacity
• Liquid propane fuel
• Digital control panel
• Hot-surface electronic ignition
• No standing pilot light
• Low-NOx combustion system
• Quiet induced-draft operation
• Compact space-saving design
• Corrosion-resistant cabinet
• Compatible with select automation systems

Benefits

• Heats pools and spas quickly
• Easy digital temperature adjustment
• Reliable electronic ignition
• Quiet everyday operation
• Compact equipment-pad footprint
• Energy-efficient performance
• Built-in diagnostic capabilities
• Durable outdoor construction
• Designed for long-lasting performance

Specifications

Installation Information

The MasterTemp 250 is designed for residential pool and spa applications and should be installed by a qualified professional. Before installation, verify the propane supply, gas pressure, plumbing compatibility, electrical requirements, equipment-pad clearances, and local building and fuel-gas codes. Proper installation ensures safe operation and maximum heater performance.

Confirm Before Ordering

• Verify this is the propane model.
• Confirm 250,000 BTUs is appropriate for your pool or spa.
• Check available propane supply and gas pressure.
• Verify 2-inch plumbing compatibility.
• Confirm equipment-pad clearance requirements.
• Compare your existing heater model before purchasing.

Warranty Information

This Pentair MasterTemp heater is backed by Pentair's limited manufacturer warranty when purchased through an authorized dealer and installed according to Pentair guidelines. Warranty coverage may depend on professional installation, proper water chemistry, correct gas supply, and compliance with Pentair installation instructions. Damage caused by improper installation, incorrect fuel type, freezing, flooding, or poor water chemistry is not covered.

Customer Q&A

Is this a propane heater?
Yes, this model is designed exclusively for liquid propane.

Can it heat both a pool and spa?
Yes, it is designed for pool-only, spa-only, or combination pool and spa systems.

Does it use a standing pilot?
No. It features reliable hot-surface electronic ignition.

Can it connect to automation?
Yes, it is compatible with select Pentair and third-party automation systems.

Is professional installation recommended?
Yes. Professional installation is strongly recommended for proper gas, plumbing, and electrical connections.