Electrical Wire Colours in Australia: 2025 Guide (AS/NZS 3000)
Why Understanding Wire Colours Is Critical in 2025 In Australia, electrical wire colours are more than just a technical detail; they are a safety standard enforced by law. As of…
About Marc Dal Cin
Marc Dal Cin is the founder and lead electrician of Calibre Connect, a licensed Sydney electrical contracting business (NSW Electrical Contractor Licence 316227C). He has more than 15 years of experience in the electrical trade and holds Level 2 accreditation, permitting him to work on network-side connections such as meter installations and underground and overhead service lines, in addition to standard residential and commercial electrical work.
Since founding Calibre Connect in 2017, Marc has built the business into a fully mobile operation covering Greater Sydney, offering 24/7 emergency electrical response. He is a member of the National Electrical and Communications Association (NECA) and has developed a particular focus on EV charger installation as demand for home charging infrastructure has grown across Sydney.
Marc regularly writes on electrical safety, AS/NZS 3000 wiring compliance, and the practical costs of common electrical jobs. He is available to speak with the media on residential electrical safety, EV charging infrastructure, switchboard and meter upgrades, and NSW’s Level 2 electrical requirements. Connect with Marc on LinkedIn at linkedin.com/in/marcdalcin.
