LG Air-to-Water Heat Pump Monobloc 41,000 BTU

A monobloc heat pump is an all-in-one outdoor system that heats and cools your home by transferring heat between the air and water—rather than generating it like a traditional boiler or furnace. The LG Air-to-Water Heat Pump Monobloc (41,000 Btu/h) uses this approach to deliver space heating, air conditioning (via hydronic systems), and domestic hot water from a single unit, making it a highly efficient alternative to conventional HVAC equipment. Because all refrigeration components are contained outdoors, installation is simpler and avoids the need for refrigerant lines inside the home.

Designed for modern hydronic applications, this system circulates heated or cooled water to radiant floors, fan coils, or air handlers to maintain consistent indoor comfort. Its inverter-driven compressor automatically adjusts output based on demand, improving efficiency and reducing energy costs—often achieving significantly higher performance than standard gas or electric systems. For homeowners new to heat pumps, a monobloc offers a streamlined, lower-complexity entry point into high-efficiency heating and cooling.

Performance:

• Cooling Capacity: 41,000 Btu/h
• Heating Capacity: 41,000 Btu/h
• COP (Heating): Up to 4.90
• EER (Cooling): Up to 16.21

Energy Efficiency:

• Refrigerant Type: R32
• Compressor Type: Inverter Driven
• Energy Savings: High-efficiency operation vs. traditional boiler systems
• System Type: Monobloc (all-in-one outdoor unit)

Power Supply:

• Voltage: 220–240V
• Phase: Single Phase
• Power Input (Cooling): ~2.53 kW
• Power Input (Heating): ~3.64 kW

Operating Range:

• Cooling Outdoor Temp Range: 41°F to 118.4°F
• Heating Outdoor Temp Range: -13°F to 95°F
• Hot Water Temp Range: Up to 176°F

Dimensions:

• Height: 54.33"
• Width: 48.80"
• Depth: 12.98"

Other Features:

• All-in-One Design: Integrated hydronic components for easier installation
• Quiet Operation: As low as 48 dB
• Built-in Pump & Sensors: Yes
• Water Circuit Protection: Stainless steel strainer
• Advanced Controls: Compatible with LG system controls

Warranty:

• Parts: 5-year limited warranty
• Compressor: Up to 10-year limited warranty