Design & Engineering

Engineered for Performance, Designed for Your Home
Our engineers transform the plan into a safe, efficient, and buildable design - optimizing for energy yield, safety and easy upgrades later.

What the Service Includes

• Final system sizing and optimized panel layout (roof/ground)
• Equipment selection: panels, inverters, racking, protection devices
• Detailed single-line electrical schematics and wiring diagrams
• Structural checks (roof load, mounting details)
• Loss analysis (shading, temperature, orientation) and derate factors
• Cable sizing and voltage-drop calculations
• Interconnection study and monitoring hardware integration
• Full design package for approvals and construction handover

Benefits & Value

• Higher predictable energy yield - we reduce surprises after install
• Clear documentation for installers and for any future audits or upgrades
• Scalable design to add batteries or panels with minimal disruption
• Technical clarity for homeowners and engineers alike

Why Choose Us

• GCPV-qualified designer on staff - expertise in grid-connected PV design
• Designs that balance homeowner simplicity with engineering rigor
• Focus on long-term performance and warranty-friendly installations

Process / How It Works

• Receive feasibility report → confirm design brief
• Site measurements, roof/structural survey and technical data collection
• Produce detailed design (single-line, wiring, equipment schedule)
• Design review with you → finalize and issue construction pack

FAQs

Q: Will your design consider future battery additions?
A: Yes - we design with expansion in mind: spare AC/DC capacity and space for batteries.

Q: Do you provide structural calculations?
A: We include roof suitability checks; where needed we coordinate with structural engineers.

Request a design quote (upon payment)
Call: +6013-601 1555
WhatsApp: +6013 601 /1555
Email: inquiry@hagsolar.com.my sales@hagsolar.com.my
Or simply fill out our online enquiry form – we’ll respond promptly.