Off-Grid Solar Solution



QEOS ENERGY Off-Grid Solar Systems is designed for rural electrification. The system can be scaled to provide 24/7 uninterrupted power to homes and schools that are too far placed from the grid. The system is ruggedized and modular to allow for deployment in rural terrain environments. QEOS ENERGY Off-grid solar system is designed to be robust and comes with a minimum 10 to 20 year warranty.


Off-Grid System Overview


System Design Capacity 1 kW
Output Power 230 VAC
Frequency Range 50/ 60 Hz
System Performance Warranty 25 Years
Average Daily Power Generation (kWh) 7.6 kWh
Sunlight Minium Requirement 50%
Battery Full Charging (Normal Sun) 2.2 Hours
Operating Ambient Temperature Range 40 c
Remote Monitoring System Yes



Solar Panel


Cell Type Polycrystalline Silicon 6 inches
Maximum Power (PMAX) 320 W
Module Efficiency 16.3%
Maximum Power Voltage (VMP) 34.0 V
Maximum Power Current (IMP) 6.90 A
Open Circuit Voltage 41.8 V
Short Circuit Voltage 7.40 A
Maximum System Voltage 1500V DC
Size of Module (L x W x H) 1970 mm x 992 mm x 40 mm
Front/Back Glass 2.0mm tempered glass
Quality of Cells 72 Pieces (6 x 12)
Weight 25.8 kg

Inverter with Integrated Smart Solar Charge Controller


Type Hybrid Lithium Ion Inverter
Rated Power 1000-5000 W
Input Voltage 230 Vac
Input Frequency Range 50/60 Hz (Auto sensing)
Output AC Voltage (Battery Mode) 230 Vac ± 5%
Efficiency 93%
Waveform Pure Sine Wave
System Voltage 24 V
Solar Input Voltage < 55 V
Efficiency of Constant Current 90% - 96%
Light Control Smart Power Mode
Protection Level IP68

Battery Storage


Type High Power Lithium Ion
Voltage 12/24/48 V
Norminal Capacity 40 Ah
Weight About 6.5 Kg
Dimension 202 mm x 144 mm x 175 mm
Voltage Window DIN Plug
Float Charge Voltage 9.2 to 14.6 V
Max. Continue Discharge Current/A 13.8 V
Max. Permanent Discharge Current/A 50 A
Max. Continue Charge Current/A 100 A 10 Sec.
Cycle Life > 9000 Cycles






Off-Grid System Advantages

QEOS Solar Energy System (1 kW) Advantages at Same Cost - Based on Competitor

Items Competitor QEOS Solar System

Inverters Warranty 5 Years 25 Years
Solar Panel Performance Warranty 25 Years 25 Years
Battery Type Lead Acid Lithium ION
Battery Warranty 2 Years 25 Years
Battery Cycle 730 9000
Daily Battery Storage Capacity 2 kWh 3.75 kWh
Guaranteed Operational Hours 12 Hours / Day 24 Hours / Day
Maximum Monthly Power Generation 60 kWh 220.0 kWp
Minimum Monthly Power Generation No Guarantee 115.2 kWh
Remote Monitoring No No
Operation & Maintenance Villagers QEOS
Rapid Battery Charge Capability 6 Hours 2.2 Hours
Backup Genset Required Yes No