Pentair | 460734 | MasterTemp 300K BTU Natural Gas Pool & Spa Heater, Low NOx
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The Pentair 460734 is a MasterTemp 300,000 BTU natural gas pool and spa heater. It sits between the 250K and 400K models and is part of Pentair's TradeGrade line, with Low NOx certified combustion and Pentair automation connectivity.
Features
- 300,000 BTU output for large in-ground pools and spa combinations
- Low NOx certified combustion meets clean air standards in regulated regions
- Rotating digital display with menu driven diagnostics
- Connects to Pentair automation systems for remote control and push alerts
- Manual gas shut-off simplifies servicing
- Compact, quiet, rustproof exterior suited to tight equipment pads
- Certified for indoor and outdoor installation with proper venting
- Optional Smart Heater Bypass Valve Kit can cut operating cost by up to 35%
Specifications
- Brand: Pentair
- Manufacturer part number: 460734
- Heating capacity: 300,000 BTU
- Fuel: Natural gas
- Series: MasterTemp, TradeGrade
- Emissions: Low NOx certified
- UPC: 788379724467
Frequently Asked Questions
What size pool does a 300,000 BTU heater suit?
Large in-ground pools and pool and spa combinations. Sizing depends on surface area, temperature rise, and climate, so have a pool professional size it for your install.
Is the 460734 natural gas or propane?
Natural gas. Fuel is set by model. Order 460735 for the 300K BTU propane version.
Should I choose 300K or 400K BTU?
300K covers most large residential pools on a normal schedule. Step to the 460736 at 400K if you want faster spa recovery or you are in a colder climate.
Is the MasterTemp Low NOx compliant?
Yes. MasterTemp heaters are Low NOx certified, which is required in California and other regulated air quality districts.
Can it be installed indoors?
Yes, it is certified for indoor and outdoor installation when venting and clearance requirements are met.
Does it work with pool automation?
Yes. It integrates with Pentair automation systems for remote temperature control, scheduling, and status notifications.
Does it need professional installation?
Yes. Gas sizing, venting, electrical, and local code make this a licensed installer job, and improper installation can affect warranty coverage.
Sold by AppaeTech Pool Supply, an authorized Pentair reseller.