Transwitch – Leading and Top Supplier, Manufacturer & Provider of Medium & High Voltage Equipment, Modular Switchrooms, Substation Solutions, and Renewable Energy Systems (Up to 550 kV)
Transwitch is a trusted Australian supplier, manufacturer, and engineering partner for complete medium and high voltage electrical systems — from individual components to turnkey substations, modular switchrooms, and integrated renewable energy solutions.
We serve utilities, EPC contractors, and renewable energy developers with fast, reliable, and cost-effective solutions — all backed by Australian and IEC standard compliance, full documentation, and expert engineering support.
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Our Product Portfolio Includes:
- Power Transformers (Oil-immersed & Dry-type, up to 550 kV)
- Auxiliary & Special Transformers (Earthing, traction, LV/MV service)
- AIS & GIS Substation Equipment (Circuit breakers, disconnectors, CTs, VTs)
- Modular Switchrooms – Pre-engineered, prefabricated, climate-controlled enclosures
- Ring Main Units (RMUs) – Indoor/outdoor, SF6 or solid-insulated
- MV Panels, AC & DC Control & Protection Panels
- Insulators – Porcelain, polymer, and composite for HV/MV systems
- Bushings – HV/MV transformer bushings, porcelain & composite
- STATCOM & SVC Systems – Voltage regulation, reactive power compensation, and power factor control
- Harmonic Filters – C-type, LCL, passive tuned filter banks
- Neutral Earthing Resistors (NERs) & Neutral Reactors
- Current Transformers (CTs) & Voltage Transformers (VTs)
- Surge Arresters – HV/MV, polymer and porcelain
- Compact, Kiosk & Mobile Substations
- Solar Panels – Utility-scale photovoltaic modules
- Battery Energy Storage Systems (BESS)
- Cables, Conductors & Termination Accessories
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Why Choose Transwitch?
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- Complete solutions for substations, modular switchrooms, and renewable energy systems
- End-to-end support — from engineering and design to delivery and site commissioning
- Faster lead times and competitive pricing
- All equipment is type-tested, standards-compliant, and warranty-backed
- Strong local project experience and references across Australia
- Flexible logistics options including DDP supply nationwide
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Let’s Power Your Project
Looking for a reliable partner for switchroom design, substation equipment supply, or solar + BESS integration?
Contact Transwitch today for a tailored technical proposal or quotation.
