Precision Engineering
Solar System Sizing Calculator
Calculate your energy requirements before investing in solar equipment. We match continuous loads, peak surges, and battery autonomy to prevent system failure.
Interactive Engineering Estimator
Solar System Sizing Calculator
Estimate your required solar inverter capacity, battery storage, and panel array based on your actual appliances and desired backup duration in Abuja.
1. Select Property & Usage
Desired Daily Backup Duration:8 Hours
4h (Essential outage)8h (Overnight)16h (Heavy coverage)24h (Full Off-Grid)
Air Conditioners (Inverter)1 units
1
Refrigerators / Deep Freezers1 units
1
Smart TVs / Displays2 units
2
Ceiling & Standing Fans4 units
4
LED Lighting Points8 points
8
Water Borehole Pump1 units
1
Washing Machine1 units
1
Laptops / Workstations2 units
2
Engineered Estimate
Estimated Requirement
Your estimated energy requirement is approximately 6–8kW.
Recommended Inverter
7.5 kVA Pure Sine Wave
Handles 3710W run / 2420W surge load
Recommended Storage Bank
40 kWh LiFePO4
Supports ~8 hours backup @ 80% safe depth of discharge
Solar Generation Array
12 × 550W Panels
Yields ~29.7 kWh/day in Abuja sunlight
Important: This is an initial estimate. Final system sizing requires professional assessment.