Portable Generator Hookups — St. Louis County, MO
Skip the extension cords through the window. A properly installed inlet box or interlock kit lets you safely power your home's circuits from a portable generator during an outage. We'll match you with a licensed local electrician.
Power Inlet Box
Exterior inlet box wired to your panel for safe portable generator connection.
Interlock Kit Installation
Panel-mounted interlock preventing backfeed into the utility grid.
Load Prioritization
Guidance on which circuits to run on a portable unit's limited capacity.
Typical Cost Range
Portable generator hookup installation in St. Louis County typically runs $1,500–$3,500 depending on panel distance and inlet type. Use our cost calculator →
Codes & Standards
Interlock kits and inlet boxes are installed to NFPA 70 (National Electrical Code), and portable unit emissions fall under EPA stationary engine emissions standards.