single-phase 120/240V

Instant, Accurate Single-Phase 120/240V Service Sizing Calculator for Mixed Loads & Demand

Make fast, confident decisions with our instant, accurate single-phase calculator that handles mixed loads and demand—perfect for reliable 120/240V service sizing. Try it now to get precise results in seconds and avoid costly oversizing or code missteps.

US Service Voltage Classes Cheat Sheet: Quickly Map Common Electrical Systems

Quickly map common electrical systems with this handy US service voltage classes cheat sheet—perfect for electricians, students, and DIYers who need clear, reliable references at a glance. From residential to industrial setups, youll learn the key voltage ranges and naming conventions in seconds.