This means that you'll be able to search for NAICS codes directly (if that's your jam). We'll do the math; let's make better data on public procurement together.
Installation of Equipment: Electric Wire, and Power and Distribution Equipment
Possible NAICS Codes
238210 – Electrical Contractors and Other Wiring Installation Contractors
221122 – Electric Power Distribution
561210 – Facilities Support Services
236220 – Commercial and Institutional Building Construction