Ultra-High ASME® certified performance in a compact, quiet, and eco-friendly design for your commercial application.

• The bronze header design allows for easy access to the thermal regulator and bypass valve service without the use of special tools.
• Upgrades to the thermal regulator include a governing stainless steel sleeve for better wear protection.
• All internal components of the bronze header are now plastic for lightweight, corrosion, and wear protection.
• The ignition Control Module includes more diaphragm spring force for better gas control and robust operation.
• A fuller pre-mixed system with a highly efficient air and gas mixture allows for faster heat-up times.
• Efficiencies up to 84%

Support Documents:

• Max-E-Therm ASME Brochure
• Max-E-Therm Installation Guide

460768 Max-E-Therm 250 ASME Propane Heater:

• Brand: Pentair
• Application: Indoor, Outdoor, Pool, Spa, up to 30,000 gallons*
• Cabinet Depth: 31.69 inch
• Cabinet Height: 30.03 inch
• Cabinet Width: 25.15 inch
• Commercial, Residential, or Professional: Commercial
• Control Type: Digital
• Weight: 144 pounds
• Flow Rate Max: 120 gal/min
• Flow Rate Min: 120 gal/min
• Frequency Rating (Hz): 60
• Fuel Type: Propane
• Green or Energy-Efficient Product: True
• Phase: Single
• Standards Approvals: CSA Certified, ASME Certified
• Voltage: 120V, 240V
• BTU Input: 250,000 British thermal unit
• Tubing Material: Cupro Nickel
• UPC Code: 788379788445
• Part No.: 460768 Max-E-Therm 250 ASME

Support Documents:

• Max-E-Therm Heaters for Pools and Spas
• Max-E-Therm Users Guide
• StaRite Heater Connector Tube Installation Instructions
• Max-E-Therm Heater Manifold Replacement Instructions Manual
• Max-E-Therm Heater Groundwire Kit Installation Instructions
• Max-E-Therm Direct Air Intake Duct Kit Installation Instructions
• Heater Checklist
• Max-E-Therm Heater Submittal Data Sheet

*Please Note: The BTU rating is the minimum heating requirement for the recommended gallons shown. This is under perfect conditions with no temperature loss. Always size up if you plan to use the heater in cool weather or without a cover.