Security Systems in Shellharbour

Contact Us in Shellharbour

Smart, Dependable Solutions

SEP Electrical provides smart, dependable home security systems across Shellharbour for both residential and commercial properties. With over 25 years of experience, we specialise in tailored security setups designed to suit your specific needs.


Our services include installation and maintenance of alarms, CCTV systems, intercoms, access control and motion sensors. We can also integrate your system with mobile apps, giving you remote access and real-time monitoring—perfect for busy households or business owners on the go.


Whether you’re building new, upgrading an existing system or looking for a quick security fix, our licensed team is here to help with prompt, friendly service.


Protect your property with a solution that’s modern, efficient and built to last.


Call SEP Electrical on 0412 614 193 to discuss security system options in Shellharbour and book your on-site consultation today.

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Accredited & Experienced Professionals

We deliver solutions that meet the highest standards.

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End-to-End Electrical Solutions

We handle it all, so you only need one trusted electrician.

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Available 24/7 for Emergencies

We’re ready to respond whenever you need us, day or night.

Our Electrical Services

Safety is our top priority. In Shellharbour, all electrical work is completed to industry standards and tested thoroughly, giving you confidence in every switch, socket and system we install.

Our team is licensed and trained to work on overhead and underground service lines in Shellharbour. We install, repair and upgrade with minimal disruption and full adherence to safety standards.

An outdated or damaged switchboard can cause frequent electrical issues in Shellharbour. We diagnose the problem and recommend practical upgrades or repairs for long-term safety.

We install discreet, modern automation systems in Shellharbour that fit seamlessly into your existing electrical setup—no messy rewiring or major renovations needed. Contact us today—we're here to help.

Our Solar Services

We work with property developers in Shellharbour to integrate efficient, scalable solar systems into new builds, providing long-term energy solutions that add value from day one.

Solar batteries increase your solar system’s value. In Shellharbour, we install storage solutions that allow you to capture and use more of your generated energy when you need it.

Our repair services in Shellharbour are tailored to your system’s specific needs. We assess the issue thoroughly and provide practical, lasting solutions for homes and businesses.

Our Security Services

We’re here for more than installation—we offer full lifecycle service. From initial setup to long-term maintenance, we keep your security system performing at its best in Shellharbour.

In Shellharbour, we install security camera systems with smart features such as mobile alerts and remote access—offering real-time response and secure footage management. To learn more, get in touch.

Monitor your business after hours with our remote-access CCTV systems in Shellharbour. Keep an eye on staff, stock and premises from your phone or computer.

Our intercom solutions are scalable, making them perfect for everything from small homes to multi-storey commercial buildings in Shellharbour, requiring centralised communication and control. Get in touch.

In Shellharbour, our access control solutions allow you to manage entry points in real-time from your smartphone or desktop, wherever you are. Contact us today to learn more.

Detecting Potential Threats

Security systems work by detecting and responding to potential threats through interconnected devices like alarms, motion sensors, CCTV cameras and access control systems.


For instance, if a motion sensor detects movement after hours, an alarm may sound and a notification is sent to your phone. CCTV systems allow you to view live or recorded footage, helping to deter intruders and support investigations. Smart intercoms and locks add another layer of control.


These systems provide ongoing protection and peace of mind.


SEP Electrical not only installs custom security systems in Shellharbour, but also delivers reliable electrical services and energy-saving solar solutions for homes and businesses.

Get in Touch

Enquire Today in Shellharbour

Contact Details

ABN. 74 620 215 375

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Frequently Asked Questions

  • What areas do you service in Shellharbour?

    We service the entire Shellharbour area and surrounding areas, including Blackbutt, Flinders and Shell Cove. Contact us to confirm if we serve your specific location.

  • Do security systems require regular maintenance?

    Yes, periodic maintenance helps ensure all components are functioning properly. This includes testing alarms, replacing batteries and updating software or firmware.

  • What is a control panel in a security system?

    The control panel is the central hub that connects and manages all security devices, allowing users to arm, disarm and monitor the system.

  • Can I install a security system myself?

    Some systems are DIY-friendly, especially wireless kits. However, professional installation ensures optimal coverage, integration and compliance with safety standards.

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