Best Pentair 140000 BTU Electric Pool Heater in 2025
Updated on August 2025
#1
Recommended
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- Recommended for pools up to 42,000 gallons, suitable for both in-ground and above-ground use.
- Electric-powered with high efficiency, providing 140,000 BTU of heat with an equivalent efficiency of 540%.
- Equipped with advanced technology including a full DC inverter fan motor and twin rotary compressor for balanced operation and reduced noise.
- Offers wireless control via mobile app for temperature management and scheduling from anywhere.
- Includes USA-based customer support and is CSA and AHRI certified for quality assurance.
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- Recommended for pools up to 42,000 gallons, suitable for both in-ground and above-ground use.
- Electric-powered with high efficiency, providing 140,000 BTU of heat with an equivalent efficiency of 540%.
- Equipped with advanced technology including a full DC inverter fan motor and twin rotary compressor for balanced operation and reduced noise.
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#2
Value for Money
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- High-pressure compressor with 40000 BTU output, suitable for pools up to 120,000 gallons
- Operates in heating (59°F-104°F) and cooling (45°F-86°F) modes for year-round comfort
- WiFi-enabled for remote temperature adjustments and scheduling
- Efficient operation at 53dB, minimizing noise for a serene swimming environment
- Constructed with a titanium heat exchanger for use with freshwater or saltwater, includes easy-connect 1.5 inch fittings
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- High-pressure compressor with 40000 BTU output, suitable for pools up to 120,000 gallons
- Operates in heating (59°F-104°F) and cooling (45°F-86°F) modes for year-round comfort
- WiFi-enabled for remote temperature adjustments and scheduling
- Efficient operation at 53dB, minimizing noise for a serene swimming environment
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#3
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- High-performance pool heat pump provides 27000 BTU with a COP of 6.2, suitable for pools up to 7000 gallons.
- Operates in heating mode (59°F-104°F) and cooling mode (45°F-86°F) for versatile temperature control throughout the year.
- WiFi app enables easy adjustment of temperature and scheduling for convenient operation of above ground pools.
- Energy-efficient design absorbs ambient heat and operates quietly at 52 dB, enhancing the swimming experience.
- Built with a durable titanium heat exchanger, it accommodates both fresh and saltwater pools, and includes easy installation components.
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- High-performance pool heat pump provides 27000 BTU with a COP of 6.2, suitable for pools up to 7000 gallons.
- Operates in heating mode (59°F-104°F) and cooling mode (45°F-86°F) for versatile temperature control throughout the year.
- WiFi app enables easy adjustment of temperature and scheduling for convenient operation of above ground pools.
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#4
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- High-performance pool heater with a powerful compressor and a titanium heat exchanger, delivering up to 16000 BTU for pools up to 5000 gallons, adjustable temperature range of 59-104°F for heating and 46-82°F for cooling.
- Offers both heating and cooling modes, enabling extended use of the pool throughout the seasons, with remote control capabilities through a mobile app for convenient operation.
- Efficient energy use with a COP of 4.3, the 120v heater transfers heat from the air to the water, suitable for both fresh and saltwater pools.
- Operates quietly at 50dB, thanks to enhanced soundproofing, ensuring a tranquil swimming environment.
- Simple installation process with included DN32-38 mm connectors and a 118-inch power cord; user manual and store support available for assistance.
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- High-performance pool heater with a powerful compressor and a titanium heat exchanger, delivering up to 16000 BTU for pools up to 5000 gallons, adjustable temperature range of 59-104°F for heating and 46-82°F for cooling.
- Offers both heating and cooling modes, enabling extended use of the pool throughout the seasons, with remote control capabilities through a mobile app for convenient operation.
- Efficient energy use with a COP of 4.3, the 120v heater transfers heat from the air to the water, suitable for both fresh and saltwater pools.
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#5
24% Off
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- Dual-mode system provides heating and cooling of water from 47–104℉ and 47–83℉, enabling year-round swimming.
- Delivers 35,000 BTU heat in a short time for pools up to 9,000 gallons. Control temperatures and schedules remotely via app and control panel.
- Features full DC variable frequency technology with 15.8 COP for efficient energy use, saving 70% compared to traditional electric heaters.
- Operates quietly at 48 dB with an automatic defrost system that completes cycles in 5 minutes for consistent winter performance.
- Includes versatile connection options for various pool types, ensuring straightforward installation.
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- Dual-mode system provides heating and cooling of water from 47–104℉ and 47–83℉, enabling year-round swimming.
- Delivers 35,000 BTU heat in a short time for pools up to 9,000 gallons. Control temperatures and schedules remotely via app and control panel.
- Features full DC variable frequency technology with 15.8 COP for efficient energy use, saving 70% compared to traditional electric heaters.
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#6
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- Compatible with pools up to 13,000 gallons for both above-ground and in-ground use, featuring smart inverter technology for energy-efficient temperature maintenance.
- Operates in temperatures as low as 15°F, enabling year-round pool use with proper plumbing and coverage for cold climates.
- Includes a WiFi module for remote monitoring and temperature control, allowing automated scheduling for convenience.
- Equipped with a titanium spiral heat exchanger, suitable for high-efficiency heating in various water types, including saltwater and mineral pools.
- Constructed with galvanized steel for enhanced weather resistance and durability in harsh conditions, ensuring long-term reliability.
- Incorporates multi-sensor technology for safety by preventing overheating, pipeline blockages, and electrical issues, protecting both the unit and pool water.
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- Compatible with pools up to 13,000 gallons for both above-ground and in-ground use, featuring smart inverter technology for energy-efficient temperature maintenance.
- Operates in temperatures as low as 15°F, enabling year-round pool use with proper plumbing and coverage for cold climates.
- Includes a WiFi module for remote monitoring and temperature control, allowing automated scheduling for convenience.
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#7
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- High-power compressor and titanium heat exchanger provide up to 16,000 BTU output, suitable for pools up to 5,000 gallons, heating from 59-104°F and cooling from 46-82°F.
- Features WiFi control for easy temperature adjustments and scheduling through a mobile app, allowing for extended swim seasons.
- Electric heater with 4.3 COP efficiently uses air energy to heat both fresh and saltwater with low electricity consumption.
- Operates at 50dB, designed with enhanced soundproofing for a quieter swimming experience.
- Includes DN32-38mm connectors and a 118-inch power cord for straightforward installation; installation support available in the manual.
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- High-power compressor and titanium heat exchanger provide up to 16,000 BTU output, suitable for pools up to 5,000 gallons, heating from 59-104°F and cooling from 46-82°F.
- Features WiFi control for easy temperature adjustments and scheduling through a mobile app, allowing for extended swim seasons.
- Electric heater with 4.3 COP efficiently uses air energy to heat both fresh and saltwater with low electricity consumption.
- Operates at 50dB, designed with enhanced soundproofing for a quieter swimming experience.
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#8
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- Max output of 16000 BTU and COP up to 4.3, suitable for heating pools up to 5000 gallons with temperature control from 59-104°F and cooling from 46-82°F
- Offers dual mode for heating and cooling, with WiFi control for remote operation of settings and timers
- Efficient electricity usage to absorb ambient heat, maintaining your pool temperature while minimizing energy costs
- Operates quietly at 50dB, ensuring a tranquil swimming environment
- Comes with DN32-38 mm connectors and a power cord for straightforward setup, with support available through the manual or online
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- Max output of 16000 BTU and COP up to 4.3, suitable for heating pools up to 5000 gallons with temperature control from 59-104°F and cooling from 46-82°F
- Offers dual mode for heating and cooling, with WiFi control for remote operation of settings and timers
- Efficient electricity usage to absorb ambient heat, maintaining your pool temperature while minimizing energy costs
- Operates quietly at 50dB, ensuring a tranquil swimming environment
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#9
14% Off
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- Full Frequency Conversion Design ensures efficient operation for both above ground and underground pools, accommodating up to 26000 gallons, reducing energy usage through minimized on/off cycles.
- Advanced Compressor offers reliable heating with a COP of up to 6.8, adjusting automatically for optimal performance in varying conditions.
- WiFi Control provides remote monitoring and adjustment of heating and cooling settings, enhancing user convenience via smartphones or tablets.
- Noise and Vibration Reduction features include anti-vibration technology and sound insulation pads, maintaining quiet operation at 47~58 decibels up to 1 meter away.
- Durable ABS Casing provides high corrosion and rust resistance, suitable for outdoor use while lightweight, extending the lifespan of the heat pump.
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- Full Frequency Conversion Design ensures efficient operation for both above ground and underground pools, accommodating up to 26000 gallons, reducing energy usage through minimized on/off cycles.
- Advanced Compressor offers reliable heating with a COP of up to 6.8, adjusting automatically for optimal performance in varying conditions.
- WiFi Control provides remote monitoring and adjustment of heating and cooling settings, enhancing user convenience via smartphones or tablets.
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#10
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- Delivers high-quality heating performance for consistent comfort
- Durable cupro nickel heat exchanger protects against corrosion and wear due to water chemistry issues
- Enhanced hydraulic design minimizes pump run time, leading to energy savings
- User-friendly front-panel access and control pad simplify operation and maintenance
- Complies with low NOx emissions standards, minimizing environmental impact
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- Delivers high-quality heating performance for consistent comfort
- Durable cupro nickel heat exchanger protects against corrosion and wear due to water chemistry issues
- Enhanced hydraulic design minimizes pump run time, leading to energy savings
- User-friendly front-panel access and control pad simplify operation and maintenance
- Complies with low NOx emissions standards, minimizing environmental impact
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