Live Wire Color in Mexican Electrical Wiring: Black

Mexico follows NOM-001-SEDE (similar to US NEC):

• Live (Hot): Black (or red for second hot in 240V).
• Neutral: White (or gray).
• Ground: Green or bare copper.

Outlets: NEMA 5-15 (two flat parallel blades + round ground). Voltage: 127V/60Hz. Always verify with a tester—older installations may vary.