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Guides from Lightning Electrical

Straight answers to the questions we hear most, written for our own customers.

September 8, 2026 · 3 min read

The Extension Cord Through the Window Is the Dangerous Way to Run a Generator

Backfeeding your house from a portable generator can send power down the line to a lineman who has no reason to think it's live.

September 8, 2026 · 4 min read

A Dark Parking Lot Is Never Just One Bulb

Property managers who catch parking lot lighting failures early are the ones who walked the lot after dark, not the ones who read the maintenance log.

September 8, 2026 · 3 min read

Before You Buy an EV Charger, Talk to Your Panel

The load calculation on your panel decides your EV charging setup long before the charger brand does.

September 8, 2026 · 3 min read

A Breaker That Never Trips Isn't Good News

Lights that go out with no breaker flipped usually mean something is wrong upstream of the breaker, not downstream of it.

September 8, 2026 · 3 min read

Your Insurance Company Sent a Letter About Your Panel. Here's What It Means.

If the letter names Federal Pacific or Zinsco, the insurer isn't guessing. Here's what they know that you might not.