Oct 17, 2025 · To determine the size of the generator you need, envision what appliances you need during a power outage and use Generac's sizing calculator or schedule an in-home assessment. …

Home Standby Sizer Recommended: 10kW 127000 BTU Less Power: 10kW Generator More Power: 14kW Generator General Loads Lighting & Receptacles 4.5kW Fixed Motors & Appliances 0kW

Find out how much generator you need for backup power, jobsite power, or recreation power with Generac's Generator Sizing Calculator.

GENERATOR WATTAGE WORKSHEET Whether you choose an inverter or a conventional portable generator, the worksheet below will help you to calculate what size generator you should buy.

Generac’s 26kW home standby generator can start all of your home’s large appliances, ensuring your home remains a sanctuary for you and your family. New alternator design that produces 230LRA or …

A Generac standby generator protects your home and gives you peace of mind. When the power fails, you'll be ready.

The Generac PWRcell Whole Home Sizing Worksheet is designed based on NEC requirements in Part III of Article 220 and covers the sizing requirements for feeders suppling a residential dwelling unit.

Aug 8, 2025 · We can provide BTU’s and fuel pressure in inches of water column, which will help your installer correctly size these items. (All BTU/inches of water column info can be found on spec sheets.)

Required fuel pressure to generator fuel inlet at all load ranges - 3.5–7 in water column (0.87–1.74 kPa) for NG, 10–12 in water column (2.49–2.99 kPa) for LP gas. For BTU content, multiply ft3/hr x 2500 …

Aug 28, 2025 · The best way to find the dimensions for a home standby generator are to reference the spec sheet for your specific generator model. To find the spec sheet for your generator, enter its …