Free Quote & Site Assessment
We review your energy usage, existing system (if applicable), and goals.
Battery Storage
Renewable energy harnessed from solar power offers a sustainable and eco-friendly solution to meet the worlds.
Store More Power
Rely Less on the Grid
At Mahoney & Da Silva, we design and install battery systems that integrate seamlessly with your existing or new solar setup. Get reliability, performance, and long-term value, not one-size-fits-all solutions.
Premium Batteries, Installed In-House
We only install battery systems we trust, backed by strong warranties and proven performance.
All battery installations are completed in-house by our accredited electricians, with David or Evan overseeing the work to ensure quality, safety, and compliance.
Solar & Battery Packages
If you’re installing solar for the first time, combining it with a battery allows us to design the entire system to work together from day one.
This ensures:
This ensures:
- Optimal system sizing.
- Efficient charging and discharging.
- Clean integration with monitoring and energy management tools.
Battery Storage for Existing Solar Systems (Retrofits)
Already have solar? In most cases, a battery can be added to your system.
We’ll assess:
We’ll assess:
- Your energy usage patterns.
- Backup power requirements.
- Your existing inverter and system compatibility.
- Future plans (heat pumps, EV chargers, home electrification).
This ensures your solar investment remains flexible as your energy needs evolve.
Battery Rebates in Victoria
Eligible homeowners may qualify for Victorian battery rebates. We’ll guide you through eligibility and help manage the process so everything is handled correctly and efficiently.
Our Simple Process
Custom System Design
We design a solution based on performance, value, and future needs.
In-House Installation Services
Professionally Installed in-house by our accredited team, with direct owner oversight.
Handover & Support Services
Monitoring set up, system explained clearly, and support available if needed.