The 585 watt solar panel has quickly become one of the top choices for homeowners and businesses in Pakistan looking to upgrade their solar systems in 2025. With higher efficiency, more power output, and advanced half-cut or mono-PERC technology, these panels deliver excellent performance even in low-light conditions. As more people turn toward renewable energy, the demand for large-capacity panels like the 585W model is rising.
Whether you want to reduce electricity bills, lower dependency on the national grid, or build a reliable off-grid setup, the 585 watt solar panel offers an ideal balance of affordability and high energy output. This guide covers current prices in Pakistan, specifications, watts-to-kWh calculations, inverter compatibility, benefits, installation tips, and FAQs. By the end, you’ll know exactly whether a 585W solar panel is the right choice for your home, shop, or commercial project.
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What Is a 585 Watt Solar Panel?
A 585 watt solar panel is a high-power photovoltaic module designed for medium to large-scale solar setups. These panels generate substantial electricity from a single unit, making them ideal for:
- Residential solar systems (3kW to 10kW)
- Commercial rooftops
- Tubewell solarization
- Shops, offices, and schools
- Industrial applications
They usually come in mono-PERC, half-cut, or N-type TOPCon technology, ensuring high efficiency and durability.
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585 Watt Solar Panel Price in Pakistan (2025 Update)
Prices vary depending on brand, warranty, and technology type. Here are the updated market rates:
| Brand Name | Price per Watt | Price of 585W Panel |
| Longi 585W | Rs. 48–52 per watt | Rs. 28,000 – 30,500 |
| JA Solar 585W | Rs. 47–50 per watt | Rs. 27,500 – 29,300 |
| Jinko 585W N-Type | Rs. 52–58 per watt | Rs. 30,000 – 34,000 |
| Canadian Solar 585W | Rs. 50–55 per watt | Rs. 29,000 – 32,000 |
| Trina Solar 585W | Rs. 48–54 per watt | Rs. 28,000 – 31,500 |
Note: Prices may vary by city and market conditions.
585 Watt Solar Panel Daily & Monthly Output
How many units does a 585W panel produce per day?
On average, in Pakistan’s sunlight conditions:
- Daily Output: 2.3 to 2.7 units
- Monthly Output: 69 to 81 units
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Best Features of a 585 Watt Solar Panel
✔ Higher Energy Output
- You get more power from fewer panels, saving space and reducing installation cost.
✔ Better Efficiency
- Mono-PERC and half-cut cells minimize energy losses while improving low-light performance.
✔ Strong Build Quality
Most panels have:
- Tempered glass
- PID resistance
- Anti-reflective coating
- Aluminum anodized frame
These features increase lifespan and stability.
✔ Long Warranty
Typical warranties:
- 10–12 years product warranty
- 25–30 years performance warranty
- 585 Watt Solar Panel Size & Dimensions
Average size varies by brand but generally:
- Height: 2.2m – 2.4m
- Width: 1.1m – 1.13m
- Weight: 26–28 kg
These are large-format modules designed for big rooftops or ground-mounted systems.
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585W Solar Panel Efficiency Rate
The efficiency of most 585W panels ranges between:
- 20.6% to 22.3%
Higher efficiency means better power generation in the same sunlight.
Technologies Used in 585W Solar Panels
1. Mono-PERC
- Most common, best balance of cost and performance.
2. Half-Cut Technology
- Reduces resistance and heat loss, improving efficiency.
3. TOPCon N-Type
- Higher performance and lower degradation (premium pricing).
Inverters Compatible with 585 Watt Solar Panels
You can use these panels with:
On-Grid Inverters:
- Growatt
- Inverex
- Fronius
- Solis
- Sungrow
- Hybrid Inverters:
- Tesla
- Inverex Nitro
- Alpha ESS
Off-Grid Inverters:
- Homage
- EcoStar
- NS Hybrid
- Powersol
Rule of Thumb:
Your inverter must support 180–200% DC oversizing depending on brand.
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How Many 585W Panels for a 5kW, 10kW, and 20kW System?
| System Size | Panels Needed |
| 3kW | 5–6 panels |
| 5kW | 8–9 panels |
| 8kW | 13–14 panels |
| 10kW | 17–18 panels |
| 20kW | 34–36 panels |
Benefits of Installing a 585 Watt Solar Panel
1. Saves Space
- Fewer panels = More neat and efficient layout.
2. Lower LCOE (Cost per Unit)
- More power generation means cheaper electricity.
3. Best for High Load Homes
- Ideal for ACs, refrigerators, motors, and full homes.
4. Reduced Cost of Wiring & Structure
- Larger wattage reduces overall BOS (balance of system) cost.
5. Excellent for Commercial Projects
- Best for large energy demands with limited space.
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585 Watt Solar Panel for Home Use
A 585 watt solar panel is perfect for Pakistani households because:
- Works best with hybrid/on-grid solar systems
- Provides stable output during hot weather
- High efficiency reduces bill significantly
- Supports all heavy loads
Even a single 585W panel can run:
- 3 fans
- 4 lights
- Mobile chargers
- Small appliances
- (When paired with battery/storage)
Is the 585W Solar Panel Good for Tubewells?
Yes, farmers highly prefer 585W panels because:
- Produce strong voltage for motors
- Work well with VFD solar tube well systems
- Need fewer panels to achieve 10kW–20kW capacity
- It reduces diesel costs and ensures continuous water supply.
585 Watt Solar Panel Lifespan
The average lifespan is:
- 25–30 years (proper maintenance)
Performance degradation is usually:
- 1st year: 2–3%
- Next years: 0.45% per year
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Tips to Improve 585W Panel Performance
✔ Clean panels every 7–10 days
- Dust reduces performance by up to 25%.
✔ Maintain correct tilt angle
- Pakistan tilt angle: 28° to 32°
✔ Use Tier-1 inverters & batteries
- Avoid low-grade brands to prevent energy loss.
✔ Keep wiring standardized
- Thicker wiring = lower resistance = higher output.
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Frequently Asked Questions (FAQs)
What is the price of a 585 watt solar panel in Pakistan?
Prices range between Rs. 27,000 to Rs. 34,000 depending on brand.
How many units does a 585W panel generate per day?
Around 2.5 to 3 units on average.
Can a 585W panel run an AC?
A single panel cannot, but a 5kW+ system using multiple panels can easily run ACs.
What is the size of a 585W solar panel?
Approximately 2.3m x 1.1m.
Is a 585 watt solar panel good for home use?
Yes, it is ideal due to higher efficiency and cost savings.
Conclusion
The 585 watt solar panel is one of the best high-capacity solar panel options available in Pakistan for 2025. Its strong output, high efficiency, and long lifespan make it a reliable choice for homes, tube wells, shops, and commercial systems. If you want maximum energy generation from minimum roof space, the 585W panel delivers excellent value for money. With proper installation and maintenance, it can significantly reduce your electricity bills and increase energy independence for decades.
