The image shows an outdoor air conditioning unit next to a modern building. Two large potted plants are nearby on a tiled patio. The sun is setting, casting a warm glow over the garden and patio area.

Expert 3-Phase Electrical Installation in Sydney and Surrounds.

JN Electrical delivers professional 3-phase electrical installations across Sydney, backed by over 10 years of experience. Our licenced team specialises in commercial and industrial power solutions, ensuring reliable and efficient 3-phase power for your operations.

Close-up of an electrical circuit breaker panel with a hand using a red insulated screwdriver to adjust one of the switches. Colorful wires are visible, organized and connected to the panel.

3-Phase Power Installation Services

Our comprehensive 3-phase electrical installation services cater to businesses requiring robust power solutions. We handle everything from initial assessment to final testing, ensuring your 3-phase power system meets all requirements.

System Assessment & Planning
Thorough evaluation of your power requirements and existing infrastructure. We design optimal 3-phase solutions considering load calculations, voltage requirements, and future expansion needs.
New 3-Phase Installations
Complete installation of new 3-phase power systems, including switchboard upgrades, cabling, and connection points. We ensure proper load distribution and system efficiency from day one.
Upgrade Existing Systems
Professional upgrades from single-phase to 3-phase power, or enhancement of existing 3-phase systems. We minimise disruption while maximising your power capacity.
Testing & Certification
Comprehensive testing of all 3-phase installations to ensure compliance and performance. We provide full documentation and certification for your peace of mind.

Our customer testimonials

At JN Electrical, we take great pride in offering 3-Phase Electrical Installation services throughout the Sydney community. Over the years, we’ve received numerous testimonials from our satisfied customers which highlight our commitment to exceptional service and quality workmanship.

Just take a look for yourself!

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3-Phase Power Applications

We install and configure 3-phase power for a variety of residential and commercial applications. Our team helps you understand the benefits of 3-phase power for your specific needs, from workshops to EV charging solutions.

Air Conditioning Systems
Professional 3-phase installation for large air conditioning units and HVAC systems. Get more efficient cooling and heating with proper 3-phase power setup, ideal for larger homes and commercial spaces.
Workshop & Machinery
Power your workshop or industrial equipment with reliable 3-phase installation. Perfect for welders, compressors, and heavy machinery that require stable, high-capacity power supply.
Electric Vehicle Charging
Fast-charging solutions with 3-phase EV chargers. We install high-capacity charging systems that significantly reduce charging times for electric vehicles at homes and commercial properties.
Property Supply Upgrade
Complete 3-phase power supply upgrades for your property. From initial connection to switchboard configuration, we handle the entire process of bringing 3-phase power to your location.

Power Up Your Home or Business with 3-Phase Installation

Ready to install or upgrade to 3-phase power? Contact JN Electrical today for expert advice and a free quote on your 3-phase electrical installation needs.