In June 2022, MrCool presented their newest 4th Gen DIY mini splits. Effectively, it made the beloved MrCool 3rd Gen mini splits an older version of mini splits. Let’s look at how the new MrCool 4th Gen units differ from the now older MrCool 3rd Gen. Obviously, we are going to do this based on … Read more
Adequately sizing a mini split is crucial. We have prepared a Mini Split Sizing Calculator to enable anybody to estimate how many BTU mini split you need. On top of that, you will also find a chart for mini split sizes for 300 to 5,000 sq ft (6,000 BTU to 100,000 BTU). Namely, with the … Read more
Do mini-splits use a lot of electricity? Well, that’s relative. To answer this question adequately and fully, we have to calculate the mini-split power consumption. This will help up estimate how much will running a mini-split increase our electricity bills in the summer (cooling) and in the winter (heating). We are going to take an … Read more
About 10 years ago, it was unheard of to use a heat pump in cold climates. Today, the best heat pumps for cold weather can operate at below-freezing temperatures. We are going to look into these low-temperature heat pumps and check which are the best mini split heat pumps for cold climates on the market … Read more
Modern mini splits are considered the most efficient type of air conditioning. We are going to look into how much does it cost to run a mini split per hour for 9,000 BTU, 12,000 BTU, 18,000 BTU, 24,000 BTU, 30,000 BTU, and 36,000 BTU mini splits. Based on that, we will look at how much … Read more
“You can either go with a 2.5-ton or a 3-ton mini split.” This is a classic HVAC statement when estimating mini split sizes. It prompts the question if it is OK to slightly oversize a mini split heat pump. We always end up choosing between two mini split capacities, namely: Most optimum size, according to … Read more
Amps matter. If you have a mini split and need to know how many amps they draw, you have a problem. It’s not all that easy to figure out exactly how many amps does a mini split use. We are going to show you how to answer questions like these quite easily “How many amps … Read more
“I have a 1,500 sq ft house. How many mini splits do I need?” This is a standard question about the number of mini splits required. A 1,500 sq ft house would need about 30,000 BTU (2.5 ton) of cooling output; that means you would need 1, 2, or 3 mini splits (we talk about … Read more
Mini split is truly a wonder of modern HVAC engineering. This is the first ductless air conditioning and heating solution. The ability to cool and heat (at extremely high efficiency) is outstanding. Today, we will look at how does a mini split work. We will explain how mini splits can both cool (in the summer) … Read more
What breaker size do you need for a MrCool mini split? That’s quite easily answered. If you are wondering what fuse size (in amps) you need for your MrCool unit, just check the specification sheet. You will find all Mr Cool mini split electrical requirements. Every MrCool specification sheet has a line with “Maximum Fuse … Read more