Founder & Author
Engr. Reyyan Niaz Khan
Pioneer of Digital Energy Auditing in Pakistan
Electrical Engineering, UET Lahore · 14+years in Pakistan’s energy sector
Connect on LinkedInAbout Reyyan Niaz Khan
Engr. Reyyan Niaz Khan is the founder of BijliBachao.pk and an electrical engineer from UET Lahore with 14+ years in Pakistan's energy sector. He pioneered digital energy auditing in Pakistan and — before founding BijliBachao in 2018 — consulted on energy and process projects for organisations including USAID, SLB (Schlumberger), Diversey, and NALCO Water. He leads BijliBachao's engineering-led solar, energy-automation, and monitoring work, and authors its technical guides.
Areas of expertise
- Engineering Consultancy & Design
- Energy Management & Solar Systems
- Project Management
- Electrical Contracting
Before BijliBachao
Before founding BijliBachao.pk in 2018, Reyyan Niaz Khan consulted on energy and process projects for international organisations. These are his personal professional engagements, not BijliBachao.pk clients.
- USAID
- SLB (Schlumberger)
- Diversey
- NALCO Water
“We built BijliBachao because Pakistani businesses deserve the same energy visibility that multinationals have had for decades.”— Engr. Reyyan Niaz Khan, Energy Saving Consultant · Founder
Guides by Reyyan Niaz Khan
Technical guides authored and reviewed by Engr. Reyyan Niaz Khan.
- Solar Energy Monitoring & Automation in PakistanMonitoring tells you a solar system is running; inspection finds why it is losing energy; automation acts on it. Here is how all three work, and why they matter more under net billing.
- Solar Monitoring & Performance Options in Pakistan, ComparedThe five ways a business keeps its solar performing in Pakistan — independent string-level inspection, energy-management automation, an AMC, the inverter app, and manual checks — compared on what each catches.
- Why Is My Solar Producing Less Than It Should?If your solar output looks low, the usual causes are dust, heat, a weak or dead string, an inverter fault, or shading — most of them fixable. Here is how to tell which one you have.
- Monitoring vs Inspection: What Your Inverter App Won’t Tell YouYour inverter app monitors — it shows numbers and alarms for one brand. Inspection is different: it finds why performance drops and which string is at fault, across every brand. Here’s the difference.
- How to Find a Bad Panel or String in Your Solar SystemA single weak or dead string can quietly cut your solar output while the total still looks fine. Here’s how strings work, the signs of a bad one, and how to track it down — by hand or automatically.
- Why Solar Monitoring Matters More Under Net Billing (2026)Pakistan’s 2026 switch from net metering to net billing cut the value of exported solar by roughly half. That makes self-consumption — and every unit you don’t lose — far more valuable. Here’s why.
- What Is an Energy Management System (EMS)?An energy management system (EMS) monitors, controls, and optimises how a site uses electricity across all its sources — grid, solar, and generator. Here’s what an EMS does and why a business needs one.
- Solar Tubewell Automation for Farms in PakistanA solar tubewell that runs and stops on its own — scheduled to sunlight, protected against dry running, and controlled from your phone — saves water, diesel, and daily trips to the field. Here’s how automation works.