7kW Off-Grid Solar System Price: Reliable Power for Larger Homes & Startups

Need uninterrupted power for a 4-5 bedroom home, bed-and-breakfast, or small workshop? A 7kW off-grid solar system delivers robust energy reserves to handle higher consumption without compromising reliability. Shielden’s modular designs allow seamless expansion, making this a future-proof investment. Let’s explore costs, performance, and real-world applications.

How to DIY Install a 7 KW Solar System(Video Explainer)

We borrowed Mike's installation video from YouTube

Tailored Solutions for Different Needs

🏠 4-5 Bedroom Household

  • Supports 2 refrigerators, washing machine, and LED lighting for 5+ rooms.
  • Handles occasional AC use (up to 2 hours/day).
  • Battery Backup: 24-hour runtime during grid outages.

🏭 Micro-Workshops & Cafés

  • Powers tools (e.g., saws, 3D printers) or commercial coffee machines.
  • Integrate with Shielden hybrid inverter for on-grid and off-grid use.
  • Peak Demand: Manages simultaneous high-wattage loads.

7kW System ROI: How Quickly Will It Pay Off?

Example Calculation:

  • 🏷️ Upfront Cost: $14,000–$18,000
  • 💡 Monthly Savings: $150–$300 (vs. diesel)
  • Payback Period: 4–7 years

Common 7kW System Challenges (And Solutions)

Issue #1: Voltage Drops

Causes: Long cable runs, undersized wires.

Shielden Fix: Pre-configured wiring kits with 10mm² cables for minimal loss.

Issue #2: Battery Drain in Winter

Causes: Reduced sunlight, higher heating loads.

Shielden Fix: Optional battery heaters (-20°C operation).

Get a Custom 7kW Blueprint

Share your floor plan or business energy logs, and Shielden’s team will optimize panel placement and component selection.

Start Your Free Design

Prices of Other Specifications: