What to Consider When Buying a Heat Pump for Your Business

Are you looking to invest in a heat pump? You are not alone -- many entrepreneurs are making the switch.

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Heat pumps have been repeatedly identified as a key, cost-effective solution for tackling the carbon emissions associated with keeping buildings warm at international, regional and national levels. The costs of manufacturing the pumps have also declined significantly over the last decade, which bolsters the case for heat pumps.

The global heat pump market size is expected to expand at a compounded annual growth rate (CAGR) of 8.1% from to . The industry growth is expected to be driven by increased demand for energy-efficient and cost-effective space heating and cooling applications in residential and commercial housing in the future.

If you want to invest in the products, you can consider the following factors before purchasing the right for your customers or your own commercial buildings.

Types of heat pump

Air-source, water-source, and ground-source are a few main types of heat pumps. Air Source technology is expected to dominate the market in the U.S. over the forecast period due to that air source is the quickest and easiest to install and it looks like a normal air conditioning unit. You can use these units to generate hot water or hot air, some units can also incorporate a reversing valve to operate in cooling mode also. The main heat pump products from Smad are air-sourced, if you need to know the installation procedures or other requirements, you are welcome to leave your questions.

Ground source is the second most popular option, it's more commonly used for hot water production but you can also get units and systems that can reverse to provide cooling. It uses thermal energy embedded within the ground that comes from the sun. This option requires extensive excavation however and is typically costlier to install, so it's best suited to new builds as it can be incorporated within the construction to reduce costs.

Water-source heat pumps draw heat from a pond, lake, or water deposit, Each type has its advantages and disadvantages.

Compressor Type

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The compressor is the core component of a heat pump. It is the primary factor that determines whether the heat pump is good or bad. What counts is not merely the energy efficiency of the compressor but also the limits placed on applications by the evaporating and condensing temperatures, highly durable mechanical parts and quiet operation. Moves the refrigerant through the system. Smad heat pumps contain a scroll compressor. When compared to a piston compressor, scroll compressors are quieter, have a longer lifespan, and provide 10° to 15°F warmer air when in the heating mode. A good heat pump compressor will offer an outstanding seasonal performance factor that is kind to both natural resources and the operator's wallet. It will also be as flexible as possible as regards evaporation and condensing temperatures and will emit no obtrusive noise. With good compressors, there will be no stopping the triumphal progress of the heat pump.

Efficiency

Looking at a heat pump's ratings can help, but don't focus exclusively on that. Almost any heat pump offers such major advantages over traditional equipment that it's usually not necessary to seek out the absolute highest metrics within the heat pump category. There are many standards used across the world for assessing the efficiency of heat pumps. I'm going to take one of the most common ones as an example, focusing on units made in the US and EU.

COP: COP values or the coefficient of performance is used worldwide for both heating and cooling, it's simply the heating or cooling output divided by the electricity input. It's not a good indicator of efficiency however because it only gives a snapshot of how a unit should perform under very precise conditions. For example, a unit has a heating COP of 2.9 and that is achieved when the outside air is -3°C DB/-4°C WB (26.6°F DB/24.8°F WB) while providing 35°C (95°F) water for 8.3 kW of heating and consuming 2.86 kW of electricity. As the outside air temperature varies hourly and daily, this isn't a good indication of efficiency. We reviewed the manufacturer literature of many air source units and found them to vary between 2.75 and 6.13.

Refrigerant type

A refrigerant, also known as a cooling agent, is a thermodynamic medium involved in the process of heat exchange in a piece of cooling equipment or heat pump.

While there are currently heat pumps operating with various working media in the market, several of these may be considered the most popular.

By refrigerant type, the heat pump market is segmented into R410A, R290, R32, and others. The R410A and R290 segment holds the largest share in the market. The refrigerant can boost the system's efficiency rating. The minimum effect on the ozone layer is expected to drive the R410A and R290 refrigerant segment of the heat pump market during the forecast period.

Those were some of the essential factors that you need to consider when looking for heat pumps. If you are interested in heat pump products, please feel free to let us know.

For more information, please visit air source heat pump supplier.

The EPA license is bit of farce, the course and certification are on the web. I have done two partial installs where I did everything and hire a tech to do the final gas connections, the inert gas purge and the vacuum test. I have acquired the gear to DIY the final work but haven't done it myself yet but have no doubt I could as its not rocket science once you have the tools. I have Mitsubishi mini one ton mini split and it puts out plenty of heat down to around 10 degrees in clear weather and 20 degrees when its damp out. still puts out heat down to minus 10 but a lot less. Over 40 degrees it put out far more than its rating. The Mitsubishis are the Cadillac's, the service techs I have talked to all said the same thing, the only time they fix them is when there is external abuse, someone hitting the external unit or kids or animals messing with the equipment. Beyond recharging the units, they don't actually fix the unit, the just replace whatever unit is acting up. Fujitsu's have a good rep in Maine, they control their distribution so the quality of the installs may be better. They haven't been around as long so they don't have long term rep. The utilities are fans of the product.

In NH the rebates strongly encourage an installation by a pro and there are no pros that seem to rep the other lines. I expect its a territory thing where Mitsu and Fujitsu try to keep distribution in the hans of pros while the other brands are not, thus the installers don't have interest in installing them. I think Maine requires a pro install so that also tends to exclude the lower cost units.

Cold weather operation is very hard on a unit and I expect that is where the differences between a high end unit and a commodity unit would become apparent.

I bought my Mitsu off the web and the cost wasn't a lot more than the commodity units. If you go through a dealer the installed costs could be triple the cost for the unit on the web so my theory was buy a good brand with good rep for a few more bucks and then save the money with self install Talking to several dealers, even ones that dont sell them, Fujitsu is #1, in efficiency, parts availability. low temp operation and longest warranty. Unfortunately they are among the most expensive.

#2 is Mitsubishi, good quality, but parts can be an issue.

Tied for #3 are LG (right from a tech at a LG dealer), Daikin, Panasonic. Depending on who you talk to, Daikin and Mitsubishi can trade places.

Pretty much everybody, other than those that sell them, say to stay away from the "off brands" like Klim-aire(?) and stick with one of the 5 or so majors.

Gree would not make my list. Remember they are the ones who made those dehumidifiers (sold under various brands) that had the nasty tendency to burst into flames. Having been burned by that company as a result of that recall, and experiencing the somewhat shoddy build quality of the Gree units, I'll pass.