Pentair MasterTemp 300,000 BTU LP Heater | 460735

Pentair MasterTemp 300,000 BTU LP Heater – 460735

High-performance 300 k BTU propane pool heater with digital control and compact design. SKU 460735.

Features

• 300,000 BTU propane heater for fast heat delivery
• Compact 21″ × 21″ × 28″ dimensions for tight equipment pads
• Low-NOx certified operation for cleaner emissions
• Digital display and diagnostics with rotating header
• 84% efficient copper heat exchanger; upgradable to cupro-nickel
• Quick-change orifice enables fuel conversion with ease

Description

The Pentair MasterTemp 300,000 BTU LP Heater (460735) brings high performance and smart design into a compact propane heater. Engineered for efficient, consistent heating, it includes digital controls, modular serviceable parts, and a flexible plumbing header position. Whether in new installs or replacements, it offers strong thermal output while keeping its footprint minimal.

Pro Tip

Follow gas piping sizing guidelines from Pentair’s manual—use ¾" for runs under ~25 feet, upsizing for longer distances. In areas with harsh or saline water, upgrade to the cupro-nickel exchanger. Use a Smart Bypass Valve Kit to minimize runtime when less heating is needed.

Related Parts

• MasterTemp Tube Sheet Coil Assembly Kit
• Pentair Smart Bypass Valve Kit
• MasterTemp Replacement Control Board / PCB

Installation Tips

Shut off gas and power before servicing. Install on a noncombustible pad with clearance per manual (see Pentair manual). Use a proper gas regulator and purge lines. After installation, verify combustion quality, gas pressure, and safety shut-offs. Always cross-check local codes and manufacturer specs.

We want you to have quick and easy access to warranty information for all the brands we carry. Please click on the links below to view each manufacturer’s warranty page:

• Pentair Warranty
  
• A&A (Pentair In-Floor) Warranty
  
• Fluidra Warranty (Zodiac / Jandy / Polaris / Caretaker)
  
• Paramount Warranty
  
• BlueSquare Warranty
  
• Hayward Warranty
  
• All Other Manufacturer Warranties
  

Note: Warranty coverage, registration, and service terms are provided directly by the manufacturer. Please review the details carefully to ensure proper understanding of coverage and claim procedures.