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With decades of Electrical Industry experience, Sine Switchboards specialise in the design and manufacture of industry leading custom electrical switchboards.

We focus on providing our client’s custom designs that seamlessly integrate into diverse settings, from industrial plants to commercial facilities.



Electrical board densely populated with relays and control modules, featuring organized wiring and terminal blocks



For over 30 years, Sine Switchboards, has been a leader in custom power distribution, delivering versatile, reliable, and compliant switchboards across Australia. Our solutions power diverse industries, including schools, shopping centres, retirement villages, apartment buildings, petrochemical plants, and the food industry.

With a focus on quality and innovation, Sine Switchboards designs custom systems that meet specific client needs while adhering to Australian standards. Our switchboards ensure consistent performance, durability, and safety in varied environments. Despite our Victorian base, our reach spans nationwide, supporting critical infrastructure in all areas and across all industries.

Front view of an industrial electrical switchboard with labeled circuit breakers and safety indicators Electrical switchboard configured for lighting control with relays, timers, and labeled switches managing circuit zones for interior and exterior lighting systems Electrical switchboard for a healthcare facility designed to meet strict medical compliance standards Compact electrical switchboard ready for delivery to a job site Electrical control room with several floor-standing switchboards managing power distribution for a large facility Large electrical switchboard engineered for a warehousing facility, featuring high-capacity breakers, load distribution modules, and clear labeling for lighting, HVAC, and equipment circuits Large industrial main switchboard with multiple high-capacity circuit breakers and power distribution panels housed in an aluminium enclosure IP56-rated electrical switchboard with a weather-resistant enclosure, sealed cable entries, and corrosion-protected hardware for outdoor or harsh environment installation Compact electrical switchboard designed for an office building, enclosed in a sleek aluminium cabinet Free-standing electrical distribution board with front-access, modular breakers, and neatly organized internal wiring for commercial or industrial power distribution Large industrial switchboard fitted with multiple air circuit breakers for high-capacity power distribution, enclosed in a ventilated cabinet Electrical switchboard being hoisted by a crane truck, secured with rigging straps during transport setup at an industrial site Meter panel / metering board with neatly labeled circuit connections in a commercial setting Compact free-standing industrial switchboard featuring neatly arranged breakers and labeled control switches in an aluminium enclosure Weatherproof switchboard at a petrol station with integrated safety shut-off controls, emergency power disconnects, and secure wiring for fuel pump systems




Whether powering large-scale industrial & commercial operations or compact low amperage applications, our quality engineered solutions, supported by leading brand components, provide tailored, high-quality electrical systems that meet the unique demands of each project.


  • Main switchboards up to 3200Amp
  • Custom outdoor Pillars
  • Multiple metering boards of all sizes
  • Control cubicles
  • Custom distribution boards

Our designs are engineered to reduce energy losses and heat accumulation, whilst providing a practical layout ensuring an easy installation for our customers. Reliability and efficiency while meeting AS/NZS 61439 standards.

As well as producing large type tested boards, we excel in smaller amperage custom built boards for compact, cost-effective power distribution in all environments. These boards deliver reliable performance in space-constrained settings, maintaining compliance with AS/NZS 61439.

Our goal is to provide high-quality solutions tailored specifically to our customer’s needs.



Industrial electrical board featuring multiple contactors and circuit breakers arranged in rows, with control wiring routed through terminal blocks for efficient power distribution



8 Westall Rd, Springvale VIC 3171
03 9546 0000













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