JSL Energy delivers end-to-end solar, BESS and off-grid power solutions for commercial and industrial clients across Australia, PNG, Europe and beyond.
JSL Energy is a Queensland-based electrical and renewable energy business with more than two decades of hands-on industry experience. We specialise in commercial and industrial solar, battery energy storage systems, stand-alone power solutions, and full EPC project management.
We work with clients who require technical precision, compliance rigour, and reliable execution — not just a quote. Our team understands the full scope of a project from design and procurement through to commissioning and ongoing compliance.
JSL Energy operates across Australia and maintains active project pipelines in Papua New Guinea, Europe, the United Kingdom, and South Africa.
Queensland licensed electrical contractor and SAA accredited installer. All work is delivered to Australian standards — AS/NZS compliance as standard.
We work on medium to large-scale commercial and industrial projects. Complex scopes, demanding timelines, and exacting specifications are where we perform best.
Engineering, Procurement and Construction. We manage the complete project lifecycle so clients deal with one accountable entity throughout.
Extensive experience in stand-alone power systems for remote sites and hybrid configurations. Reliable power where the grid doesn't reach — or isn't reliable enough.
End-to-end capability across commercial solar, energy storage, off-grid systems, and electrical compliance.
Design, supply, and installation of commercial and industrial-scale solar PV systems. From rooftop installs to ground-mounted arrays, engineered to AS/NZS standards and CEC guidelines.
Utility and commercial BESS integration for energy arbitrage, demand management, backup power, and off-grid capability. Full system design through to commissioning.
SAPS and off-grid hybrid solutions for remote sites, mining, agriculture, and infrastructure. Engineered for reliability in challenging environments across Australia and PNG.
Inspection, testing, and certification of electrical systems. Defect rectification, compliance upgrades, and documentation for commercial and industrial sites.
Full Engineering, Procurement, and Construction management for energy projects. Single point of accountability from feasibility through to handover.
On-the-ground delivery capability in PNG, UK, Europe, and South Africa. Structuring as local project and operational partner for international developers and EPC firms.
A sample of the work we've delivered. Enquire directly for detailed project references or to discuss similar scope requirements.
Commercial rooftop solar PV with co-located battery storage for a light industrial facility. System designed for demand charge reduction and partial off-grid operation during peak tariff periods.
Solar-diesel hybrid stand-alone power system for a remote agricultural property. Full replacement of diesel-only generation with a reliable hybrid system, significantly reducing fuel consumption and operating costs.
Turnkey solar installation for a commercial operation in PNG. Managed full project delivery including import logistics, local engagement, commissioning, and handover documentation.
Comprehensive electrical audit, test, and tag program across a multi-site industrial operation. Identified and rectified defects, produced full compliance documentation for asset management and insurance purposes.
Whether you're scoping a commercial solar installation, need a BESS design, or require an EPC partner for a larger project — contact us directly.