Specs and Docs

Laars E-Therm

Heat Pump Water Heater

Environmentally Friendly
ENVIRONMENTALLY FRIENDLY
Natural refrigerant R744 (CO2) air-to-water heat pump water heater
COP efficiency of 4.0 at AHRI standard 1300 test conditions
Future-proof refrigerant - will not be phased out like some chemical refrigerants
Ozone Depletion Potential (ODP) of zero
Global Warming Potential (GWP) of one

 

Plug and Play Design
PLUG & PLAY DESIGN
Fully charged with CO2 refrigerant
Built-in double-wall gas cooler (refrigerant to water heater exchanger) - removes need for external heat exchanger
Onboard domestic water pump for close coupled systems

 

Flexible Applications
FULL SYSTEM SOLUTION

Tank system controller with utility demand response CTA-2045 functionality
Heat pump ready large volume storage tanks
Temperature maintenance "swing" tanks for DHW recirculation loop
Electric tankless water heaters available as supplemental or back-up water heating solutions

 

Built to be the Best
WIDE APPLICATION RANGE
Indoor or outdoor heat pump installation
Warm or cold climates
Cascade up to 16 units for large heating plants (5200 MBH or 1520 kW)
Output 180oF (82oC) domestic hot water, even with below freezing incoming air temperatures
Heat pump and tanks - designed and built in the USA!
Picture of Laars E-Therm<sup>™</sup>

The bolded on-board components allow for the Laars E-Therm's plug and play installation.  Other brands do not include these on-board and must be field installed prior to installation and start-up, or does not allow for unit to be shipped fully charged.

1. Axial fans
2. Evaporators
3. High voltage control panel
4. Compressor
5. Expansion valve
6. Double wall gas cooler
7. DHW Pump
8. Variable frequency drive
9. Low voltage control panel
10. Touchscreen interface
11. CO2 expansion tank