## How much propane does a Generac whole house generator use?

As for another example, again depending on what you are powering and the size of your generator (let’s say 20kw in this example), a propane generator may use around 2-3 gallons/hour. So, if you have a 500-gallon tank, which can only be filled to 400 gallons, then a full tank would last you around 6 to 7 days.

## How long will a Generac generator run on propane?

Just like in your home, Generac’s business standby generators can run on a propane fuel tank supply. Fuel tanks can provide up to 168 hours of run time before they need to be refilled.

**What size propane tank is needed for a whole house generator?**

between 100 and 500 gallons

Generally, it’s good to have a tank that holds between 100 and 500 gallons of propane for a whole house generator. A 100-gallon propane tank will last 1-2 days, while a 500-gallon tank can last 7-10 days. To use more portable propane cylinders, hook multiple together with a switchover valve.

### How long will a generator run on a 20lb tank of propane?

five hours

A generator’s operating time depends on the weight of the load. On average, generators use between two and three pounds of propane per hour. Therefore, a generator can run an average of five hours on 20 pounds of propane. However, the heavier the load, the lower the operating time.

### What size generator do I need for 150 amp service?

It would help if you used a 12 kW generator when you have a panel with 150 amps. It’s applicable when you need to use loads of larger loads or a lot of air conditioning in the range.

**How much natural gas does a 17kw generator use?**

Fuel Choices Fuel consumption is directly affected by electrical loads and varies continuously as the load changes. LP gas consumption is 1.6 gallons per hour at half load. Half-load consumption of natural gas is about 183 cubic feet per hour.