What We Do

Professional Solar Services

From initial consultation to long-term maintenance, DdL Industries delivers complete solar energy services across South Africa. All work is carried out by qualified, SAQCC-registered electricians.

What We Do

Professional Solar Services

Solar System Installation

End-to-end installation of residential and commercial solar PV systems. Grid-tied, off-grid, and hybrid configurations. Our certified team handles everything from site assessment to commissioning.

  • Site assessment & design
  • Grid-tied, off-grid & hybrid
  • SANS 10142 compliant
  • COC certificate issued

Maintenance & Repairs

Scheduled maintenance plans and emergency repairs for solar systems, inverters, and battery banks. We support all major brands including Felicity Solar, Victron, and Sunsynk.

  • Annual maintenance contracts
  • Inverter fault diagnosis
  • Battery health checks
  • Panel cleaning & inspection

System Upgrades

Upgrade your existing solar system with additional panels, battery capacity, or a new inverter. We assess your current setup and design the most cost-effective expansion path.
  • Capacity expansion
  • Battery bank upgrades
  • Inverter replacements
  • Monitoring system installation

Energy Consulting

Independent energy audits and consulting for businesses and property developers. We help you understand your consumption profile and design the right system to maximise ROI.
  • Energy Audits & Logging
  • Load analysis
  • ROI modelling
  • Tender & procurement
  • support

Energy Usage Logging

Energy use logging for solar is the process of monitoring and recording how much electricity a home, business, or solar system produces, stores, and consumes over time. It helps track solar panel performance, battery usage, grid consumption, and energy efficiency.

By logging energy data, users can:

  • Identify high power consumption periods
  • Detect system faults or underperforming panels
  • Optimize battery charging and usage
  • Reduce electricity costs
  • Improve overall solar system efficiency


Energy use logging is commonly done through solar inverters, smart meters, monitoring apps, or energy management systems that provide real-time and historical usage reports.

Trusted Solar Support

Technical Support
  • We offer Professional assistance with diagnosing, troubleshooting, and resolving issues related to solar energy systems, equipment, and installations to ensure reliable performance.
After Sales Support
  • We care about Ongoing customer support after installation or purchase, including maintenance assistance, warranty support, user guidance, and system monitoring.
Engineering Consulting
  • Expert advisory services for the design, planning, optimization, and technical evaluation of solar and energy systems to ensure efficient and cost-effective solutions.
Projects Layout
  • A structured showcase of completed and ongoing solar and energy projects, highlighting system designs, installations, upgrades, and technical capabilities across various sectors.