300W Monocrystalline Solar Panel PV Module for Home & Commercial Rooftop
300W Monocrystalline Solar Panel PV Module for Home & Commercial Rooftop
A 36 V maximum-power voltage makes this the natural 24 V-system workhorse of the range. It is the size many installers standardise on: big enough for whole-house off-grid, still handled comfortably by a two-person crew.
Where it fits best
- Whole-house 24 V off-grid systems
- Grid-tie arrays in the 3-6 kW range
- Commercial installations standardising on one module across sites
Questions buyers ask
How many for a 5 kW array?
Around seventeen modules. That is a common residential size and usually fits a typical two-slope roof if shading is minimal.
Can I start small and add more later?
Yes, provided you plan controller and cable capacity up front. Adding modules to a series string later requires that the original voltage margin was reserved.
Technical specifications
| Maximum Power (Pmax) | 300 W |
|---|---|
| Open Circuit Voltage (Voc) | 43.2 V |
| Short Circuit Current (Isc) | 8.83 A |
| Voltage at Pmax (Vmp) | 36 V |
| Current at Pmax (Imp) | 8.33 A |
| Module Efficiency | 20.66 % |
| Power Tolerance | 0, +4.99W |
| Maximum System Voltage | 700 V DC |
| Max Series Fuse Rating | 20 A |
| Module Type | 210M300 |
| Solar Cells | Mono crystalline 210*105mm (4*15Pcs) |
| External Dimensions | 1650*880*30mm |
| Weight | 15 kg |
| Front Glass | 3.2 mm tempered glass |
| Frame | Aluminum |
| Junction Box | IP67 |
| Output Cables | 100CM 4mm² Cable |
| Connector | MC4 Compatible |
| Mechanical Load | Front Side Max. 5400Pa, Rear Side Max. 2400Pa |
| Pmax Temperature Coefficient | -0.350%/°C |
| Voc Temperature Coefficient | -0.270%/°C |
| Isc Temperature Coefficient | +0.048%/°C |
| Package Dimensions | 1665*70*895mm |
| Package Weight | 32 kg |
| Pieces per Package | 2 |
Explore more from IPV ESSA
- Shop all Solar Panels
- 320W Monocrystalline Solar Panel PV Module (1770×880×30mm)
- 340W Monocrystalline Solar Panel PV Module (1860×880×30mm)
Frequently Asked Questions
What is a monocrystalline solar panel?
A panel built from single-crystal silicon cells, giving higher efficiency and a smaller footprint than polycrystalline types.
Do panels work on cloudy days?
Yes, at reduced output — typically 10–50% of clear-sky levels depending on how thick the cloud cover is.
How long do solar panels last?
Quality modules commonly retain most of their output for 20–25 years thanks to tempered glass and aluminium frames.
Can I connect panels to a battery?
Panels feed an MPPT charge controller or hybrid inverter, which safely charges the connected battery bank.
