Industrial Solar Case Studies Pakistan

280 kW

Central Textiles — Textile Mill, Faisalabad

Full rooftop solar installation for a major textile manufacturing facility. Solis multi-inverter system (4 × 70kW) with LONGi HiMo X6 panels. 3-phase grid-tied with full net metering.

Previous monthly bill: Rs. 12.5 million (250,000 units/month)
Solar generation: 35,000 units/month → post-solar bill: Rs. 10.75 million
Annual saving: Rs. 21 million
System cost: Rs. 22.4 million (280kW × Rs. 80,000/kW)

Payback: ~13 months · 14% bill reduction (phase 1 of larger installation)

60 kW

Bilal Fabrics — Commercial Rooftop, Faisalabad

Commercial rooftop installation for a fabric trading facility. Solis 60kW 3-phase inverter with LONGi HiMo X10 640W panels. Net metered with FESCO. Completed 2024.

Monthly bill before: Rs. 2.8 million (56,000 units/month)
Solar generation: 7,500 units/month → post-solar bill: Rs. 2.43 million
Annual saving: Rs. 4.5 million
System cost: Rs. 4.8 million (60kW × Rs. 80,000/kW)

Payback: ~13 months · 13% bill reduction

500 kW

Spinning Mill — Mid-Size Mill, Faisalabad District

500kW rooftop installation for a ring-frame spinning mill. 5 × Solis 110kW 3-phase inverters, LONGi bifacial panels on GI mounting, bidirectional smart meter. 3-shift operation.

Monthly consumption: 350,000 units → bill Rs. 17.5 million/month
Solar generation: 62,500 units/month → 18% offset (3-shift operation)
Annual saving: Rs. 37.5 million → post-solar bill: Rs. 14.4 million/month
System cost: Rs. 40 million (500kW × Rs. 80,000/kW)

Payback: ~13 months · 18% offset (3-shift; expansion to 2MW planned)

120 kW

Cold Storage Facility — Agro Industrial, Punjab

Rooftop solar for a cold storage and food processing facility. FoxESS 3-phase string inverters, LONGi panels, with optional battery backup for critical refrigeration loads.

Average monthly bill: Rs. 4.2 million (84,000 units/month)
Solar generation: 15,000 units/month → post-solar bill: Rs. 3.45 million
Annual saving: Rs. 9 million
System cost: Rs. 9.6 million (120kW × Rs. 80,000/kW)

Payback: ~13 months · 18% bill reduction

80 kW

Ginning Factory — Cotton Ginning, Chiniot

Rooftop solar with net metering for a seasonal cotton ginning operation. Solar generates year-round credits that offset peak-season consumption (Oct–Jan). LONGi + Solis 3-phase.

Peak season (Oct–Jan): Rs. 3.5 million/month (70,000 units/month)
Off-season (Feb–Sep): Rs. 300,000/month — solar banks credits via net metering
Annual solar generation: 120,000 units → annual saving: Rs. 6 million
System cost: Rs. 6.4 million (80kW × Rs. 80,000/kW)

Payback: ~13 months · Near-zero annual net bill via net metering banking

200 kW

Pharmaceutical Plant — Manufacturing, Lahore

Hybrid 3-phase solar system for a pharmaceutical manufacturing facility requiring uninterruptible power. FoxESS hybrid inverters + Dyness battery bank for critical load backup.

Monthly WAPDA bill before: Rs. 8.5 million (170,000 units/month)
Solar generation: 25,000 units/month → post-solar bill: Rs. 7.25 million
Annual saving: Rs. 15 million · Battery backup: 4 hours for critical loads
System cost: Rs. 16 million solar + Rs. 5 million battery = Rs. 21 million total

Payback: ~17 months · 15% grid offset + 4-hour battery backup

Industrial Solar Success Stories