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Explore six XNNOV product lines, from CO₂ heat pumps and A2L condensing units to R515B Air Source Boilers and ERHP waste heat recovery for process heating or cooling.

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Aqua GWPrime™ CO2 Heat Pump

Ultra-Low GWP Natural Refrigerant Technology

  • CO2 (R744)
  • GWP: 1
  • Min Operating: -30°C
  • Max Water: 180°F
  • COP: Up to 4.5
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Description

The Aqua GWPrime™ utilizes CO2 (R744) refrigerant with a GWP of just 1, making it one of the most sustainable heating and cooling solutions available. Classified as A1 (non-flammable, non-toxic), it delivers exceptional performance in cold climates while meeting the strictest environmental standards.

Key Features

  • Ultra-low GWP of 1, most sustainable option
  • A1 safety classification (non-flammable, non-toxic)
  • High efficiency at low ambient temperatures
  • Natural refrigerant with zero ozone depletion
  • Ideal domestic hot water applications
  • Meets global environmental standards

Specifications

Capacity Range
130 to 300 kW
Noise Level
< 65 dB(A)
Operating Range
-30°C to +25°C
Refrigerant
R744 (CO2)
Safety Class
A1
Water Temperature
Up to 82.2°C (180°F)

ThermoBoost™ R515B High-Temperature Booster

Decarbonize Your Building with High-Temperature Heat Recovery

  • R515B
  • GWP: 299
  • Max Water: 180°F
  • COP: Up to 3.8
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Description

The ThermoBoost™ R515B booster provides high water temperatures for commercial and industrial applications, helping to eliminate gas boilers and decarbonize buildings. It recovers energy from geothermal sources or waste energy to deliver hot water efficiently for multiple uses.

Key Features

  • High water temperature output up to 82°C (180°F)
  • Energy recovery from geothermal and waste heat
  • Eliminates need for gas boilers
  • Reduces carbon emissions significantly
  • Lower GWP than traditional refrigerants
  • Modular and scalable design

Specifications

Capacity Range
130 to 300 kW
Efficiency
COP up to 3.8
GWP
299
Refrigerant
R515B (A1)
Water Temperature
Up to 82°C (180°F)

XNNOV R454B Smart Condensing Unit

Patent-Pending Innovation for All-Climate Heat Pump Applications

  • R454B
  • GWP: 466
  • Min Operating: -20°C
  • Max Water: 130°F
  • COP: 1.8 at -20°C
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Description

The XNNOV R454B Condensing Unit represents breakthrough innovation with two potential patents. Using A2L refrigerant R454B and variable speed vapor injection compressor technology, it provides efficient heating even at -20°C where other systems fail. Perfect for air handling units, makeup air units, in both AC-only and heat pump configurations.

Key Features

  • All Variable Speed compressors with low ambient heating option for MAUs
  • Vapor injection compressor for higher efficiency at low outdoor air temperature
  • Operates efficiently at -20°C
  • Compatible with all air handling units
  • AC-only or heat pump configuration
  • Air-cooled or water-cooled options

Specifications

Application
AC / Heat Pump
COP at -20°C
1.8
Capacity Range
15 to 300 TR
Configuration
Air-cooled / Water-cooled
GWP
466
Operating Range
-20°C to +45°C

XNNOV Air to water Heat Pump

Simultaneous Heating & Cooling with Exceptional Efficiency

  • R454B
  • GWP: 466
  • Min Operating: -25°C
  • Max Water: 130°F
  • COP: Simultaneous COP: 8, Heating COP at -20°C: 1.8
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Description

XNNOV offers both 2-pipes and 4-pipes air source hot water heat pumps using R454B refrigerant with variable speed vapor injection compressors. The 4-pipes system achieves simultaneous COP of 8 and maintains heating COP of 1.8 at -20°C. Provides reliable hot water even at -25°C, with water temperatures up to 130°F (54.4°C).

Key Features

  • 2-pipes and 4-pipes configurations available
  • Variable speed vapor injection technology
  • Simultaneous heating and cooling (4-pipes)
  • Exceptional COP of 8 in simultaneous mode
  • Operates efficiently down to -25°C
  • Hot water output up to 130°F (54.4°C)

Specifications

Capacity Range
120 to 1300 kW
Configuration
2-pipes / 4-pipes
Heating COP at -20°C
1.8
Operating Range
-25°C to +45°C
Refrigerant
R454B (A2L)
Simultaneous COP
Up to 8

XNNOV Air Source Boiler

Air-Source Heating with Low-GWP R515B

  • R515B
  • GWP: 299
  • Min Operating: -15°C
  • Max Water: 180°F
  • COP: 1.8
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Description

The XNNOV Air Source Boiler is an air-source Cascade heat pump boiler using R515B refrigerant, with a minimum operating temperature of -15°C. R515B has a low global warming potential and an A1 (non-flammable) safety classification. Contact XNNOV for application-specific sizing and technical performance data.

Key Features

  • Air-source heat pump boiler
  • R515B refrigerant
  • Low GWP of 299
  • A1 (non-flammable) safety classification
  • Minimum operating temperature: -15°C
  • Maximum water temperature: 180°F (82.2°C)

Specifications

COP
1.8
GWP (IPCC AR5)
299
Min Operating Temp
-15°C
Product Type
Air-source heat pump boiler
Refrigerant
R515B
Safety Class
A1 (non-flammable)

XNNOV ERHP

Waste Heat Recovery for Process Heating or Cooling

  • R454B
  • Waste Heat Recovery
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Description

The XNNOV ERHP is a direct-expansion (DX) system using R454B refrigerant. It recovers waste heat from one process and uses the recovered energy to heat or cool another process. It supports energy reuse between process applications. Contact XNNOV for sizing and operating conditions.

Key Features

  • Waste heat recovery
  • Heating or cooling for another process
  • Process-to-process energy reuse
  • R454B refrigerant
  • Direct-expansion (DX) system

Specifications

Heat Source
Waste heat from a process
Process Duty
Heating or cooling another process
Product Type
Waste heat recovery unit
Refrigerant
R454B
System Type
Direct expansion (DX)

Compare Products

Compare features, specifications, and performance characteristics across our product line to find the perfect solution for your application.

Select Products to Compare (up to 4)

FeatureAqua GWPrime™ CO2 Heat PumpCO2 (R744)ThermoBoost™ R515B High-Temperature BoosterR515BXNNOV R454B Smart Condensing UnitR454BXNNOV Air to water Heat PumpR454BXNNOV Air Source BoilerR515BXNNOV ERHPR454B
RefrigerantCO2 (R744)R515BR454BR454BR515BR454B
GWP1299466466299On request
Min Operating Temp-30°COn request-20°C-25°C-15°COn request
Max Water Temp180°F180°F130°F130°F180°FOn request
COPUp to 4.5Up to 3.81.8 at -20°CSimultaneous COP: 8, Heating COP at -20°C: 1.81.8On request
Capacity Range130 to 300 kW130 to 300 kW15 to 300 TR120 to 1300 kWOn requestOn request
Operating Range-30°C to +25°COn request-20°C to +45°C-25°C to +45°COn requestOn request

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