Service & Troubleshooting
Fault finding, breaker issues, damaged circuits, equipment power problems, lighting controls, dedicated circuits, and corrective repairs.
California C-10 Electrical Contractor · Lic. #1121066
NP Power delivers clean, code-focused electrical work across San Diego County—from troubleshooting and panel upgrades to commercial power distribution, infrared thermal imaging, substation testing and maintenance support, generators, EV charging, solar, battery, and controls.
Built for homeowners, property managers, businesses, and contractors who need a reliable electrician with real commercial and industrial field experience.
What NP Power handles
Fault finding, breaker issues, damaged circuits, equipment power problems, lighting controls, dedicated circuits, and corrective repairs.
Panel replacements, load evaluations, subpanels, meter/service coordination, grounding and bonding, and permit-ready upgrade scopes.
Level 2 EV charger circuits, load calculations, clean conduit routing, disconnects, and safe installation planning.
Tenant improvements, lighting, receptacles, feeders, conduit, equipment connections, rough-in, trim, underground, and closeout punch work.
Generator power connections, transfer equipment support, load-bank integration, inverter/BESS field work, and power-system troubleshooting.
Switchgear, transformers, large-conductor terminations, motor/VFD support, control cabinets, diagnostics, and industrial electrical work.
Thermal scanning of panels, breakers, terminations, switchgear, transformers, motors, and electrical equipment to help identify abnormal heat before it becomes downtime.
Field support for medium-voltage substations, transformers, switchgear, cables, grounds, and controls—including planned inspections, testing, maintenance, and outage work.
Condition checks, corrective findings, equipment assessments, documentation, and maintenance planning for facilities that cannot afford unplanned outages.
Field experience
Selected project photos from commercial, industrial, distribution, controls, transformer, test-equipment, and medium-voltage work.








Why NP Power
NP Power is led by a California C-10 electrical contractor with hands-on experience in conduit, underground systems, large conductors, switchgear, transformers, infrared diagnostics, planned electrical maintenance, substation testing and maintenance support, generators, solar, battery systems, controls, troubleshooting, and commissioning support.
That means your project gets practical planning, clean execution, direct communication, and a contractor who understands the consequences of poor electrical work.
Start your project →San Diego County service area
San Diego · Chula Vista · National City · Imperial Beach · La Mesa · Lemon Grove · El Cajon · Santee · Spring Valley · Rancho San Diego · Lakeside · Poway · Bonita · Eastlake · nearby San Diego County communities.
Request an estimate
For the fastest response, include your city, the issue or project, photos if available, and your preferred timing.