Cojuangco Residence
- Heritage Home Grid-Tied Solar Upgrade
- System Size: 25.70 kWp
- Completion: 20-Oct-2022
- Paniqui, Tarlac, Philippines
Project Summary
This premium residential installation was designed with a clear objective: reduce grid dependence and stabilize long-term household energy costs in a highly volatile utility environment. The property sits in an area where voltage fluctuations and service instability are common, creating operational challenges for sensitive household loads.
Solaren engineered a system sized to maximize daytime self-consumption while reinforcing electrical stability across core circuits. The strategic value of planning beyond simple bill reduction reflects the thinking outlined in How a Renewable Energy Company Philippines Can Transform Your Energy Future, where proper system design anticipates expansion, storage integration, and long-term autonomy.
The property itself features extensive landscaped gardens, irrigation pumps, and rare plant collections, all of which demand consistent power supply. The installation has performed reliably under grid stress, and battery infrastructure has already been provisioned for future integration. Once load patterns are fully defined, the system is positioned to transition toward partial or full off-grid operation, supported by modular planning and forward-looking electrical design.
System Performance
- System Size: 25.70 kWp
- Annual Generation: 37,908 kWh
- Day Peak Load: 21.85 kW
- Payback/ROI: 3.8 years
Financial Impact
- Daily Savings: ₱1264
- Monthly Savings: ₱37,908
- Annual Savings: ₱454,890
- Lifetime Savings: ₱11,723,495
Technology Partners
- Inverters: SMA Germany SB 6.0
- Modules: Trina Solar Vertex
- Monitoring and Control: SMA ennexOS / Sunny Portal
Sustainability Impact
- TREES Planted Lifetime: 1,251
- CO₂ Lifetime: 531 tons
- Houses Powered Annually: 16











