Sonic Electric and Lighting Blog

Many contractors and distributors assume UL Listed products are superior to ETL Listed products—but is that actually true? In this guide, we explain the differences between UL and ETL certifications, how inspectors view each listing, and what electrical professionals should consider when selecting products for residential and commercial installations.

Sonic Electric celebrates Valentine’s Day with trade-inspired electrical humor made for electricians, contractors, and builders across the industry.

Understanding NEMA enclosure ratings is essential when selecting electrical enclosures for indoor, outdoor, and industrial applications. This guide breaks down the most common NEMA ratings including NEMA 1, NEMA 12, NEMA 3R, NEMA 4, and NEMA 4X, explaining what each rating is designed for and how to choose the right enclosure based on environment, moisture exposure, dust, and corrosion concerns.

Get switchgear delivered faster with Sonic Electric. We supply low- and medium-voltage switchgear from top manufacturers like Siemens and General Electric (GE). Competitive pricing, shorter lead times and reliable power solutions.

Looking for a reliable online electrical supply house? Learn how Sonic Electric delivers trade pricing, fast shipping, and expert support without the counter wait.

Comparing an online electrical supply house to a local distributor? See how Sonic Electric delivers the same service electricians trust: now faster, online, and built for modern workflows.

The 2026 National Electrical Code (NEC) introduces critical updates that impact electricians and electrical contractors. Learn what’s changed, how it affects safety, inspections, and installations, and what professionals need to know to stay compliant and competitive.

Electricians are rethinking how they source materials. Discover how Sonic Electric delivers the trusted supply house experience: trade pricing, priority service, and expert support fully online and built for today’s electricians.