Menu
Whole-house generator maintenance costs $273 on average, though it can range from $172 to $395. Keeping the lights on will depend on generator type and any necessary repairs. The cost to maintain your whole-house generator is $172 to $395, or an average of $273. You may also spend between $200 and $600 annually for maintenance and upkeep costs.
You can expect to pay between $250 and $1,500 for replacement or rewinding of these pieces of equipment, depending on the size and style of generator you have. A vital part of your generator's mechanics, the carburetor mixes fuel and air for the required combustion process.
Benchmark SC Prices (Units <100MW). For simple cycle gensets under 100MW power rating, prices fall off from almost $1,400 per kW for a 200kW micro-turbine to $325 per kW for a 90MW utility scale unit. For details on this model curve and for units above 100MW, please refer to our Gas Turbine World Handbook.
The generator itself usually runs $3,000 to $6,000, while setup — covering electrical wiring, plumbing, permits, and site preparation — adds another $3,000 to $5,000. Larger systems or complex installations can exceed $15,000 in total costs. Is it cheaper to run a propane or natural gas generator?