- By: Sergey Fedorov
- Solar PV panels
- Updated: Dec 16, 2025
Blackouts are coming
Are you ready?
500+ Watt Solar Panels
By Pallets
Limited stock
= 31
Regitec 550W Solar Panel 144 Cell RMH72-550S1 Wholesale 31 panels per pallet
- Rated Power Output 550 W
- Voltage (VOC)49.9 V
- Number of cells144
- Cell TypeMonocrystalline
In stock
= 36
DE Solar 585W Solar Panel 144 Cell Bifacial DE585-144BG-182S/NWW Wholesale 36 panels per pallet
- Rated Power Output 585 W
- Voltage (VOC)42.99 V
- Number of cells144
- Cell TypeMonocrystalline
Limited stock
= 36
Trina 535W Solar Panel 132 Cell Bifacial TSM-NEG19RC.20(535) Wholesale 36 panels per pallet
- Rated Power Output 535 W
- Voltage (VOC)44.5 V
- Number of cells132
- Cell TypeMonocrystalline
In stock
= 31
Alps Solar 580W Solar Panel 144 Cells Bifacial ALPS72D30T-TP-580 Wholesale 31 panels per pallet
- Rated Power Output 580 W
- Voltage (VOC)52.5 V
- Number of cells144
- Cell TypeMonocrystalline
In stock
= 31
Phono Solar 550W Solar Panel 144 Cells Bifacial PS550M8H-24/TH Wholesale 31 panels per pallet
- Rated Power Output 550 W
- Voltage (VOC)50.2 V
- Number of cells144
- Cell TypeMonocrystalline
In stock
= 31
ZNShine Solar 550W Solar Panel 144 Cell Bifacial ZXM7-SHDB144-550 Wholesale 31 panels per pallet
- Rated Power Output 550 W
- Voltage (VOC)50.2 V
- Number of cells144
- Cell TypeMonocrystalline
In stock
= 31
GreenWatts 550W Solar Panel 144 Cell Bifacial HS72-18X-550W Wholesale 31 panels per pallet
- Rated Power Output 550 W
- Voltage (VOC)49.8 V
- Number of cells144
- Cell TypeMonocrystalline
In stock
= 36
ZNShine Solar 585W Solar Panel 144 Cell Bifacial ZXM7-UHLDD144-585 Wholesale 36 panels per pallet
- Rated Power Output 585 W
- Voltage (VOC)51.7 V
- Number of cells144
- Cell TypeMonocrystalline
- Overview
- Articles
500 Watt Solar Panels
High-efficiency 500-watt solar panels deliver optimal performance for large homes, farms, cottages, and small businesses seeking substantial electricity cost reductions through robust solar installations. These panels balance power output, space efficiency, and durability for commercial-grade systems in the USA.
Why Choose 500W Panels?
500-watt class solar panels produce approximately 2–2.5 kWh daily under standard conditions. Owners of expansive properties value this output for offsetting high energy demands from HVAC systems, irrigation pumps, or production equipment. Business-level assessments confirm these panels minimize levelized cost of energy (LCOE) by reducing the number of racks, cables, and labor hours needed for installation.
What Makes These Panels High-Efficiency?
Modern panels in the 500W–600W range utilize N-type TOPCon or Bifacial technologies, reaching efficiencies of 21.5-23%. Low temperature coefficients (around -0.29%/°C) ensure stable yields in hot climates like Florida or Texas. Advanced designs, such as half-cut cells and multi-busbar (MBB), significantly boost shade tolerance and overall durability.
Top Alternatives to 500W Panels
Since exact 500W models are in high demand, many customers opt for 535W–595W variants. These models offer a better price-per-watt and are ideal for scaling large residential or commercial arrays with immediate availability.
How Do Bifacial 500W Panels Perform?
Actual output depends on irradiance and setup. Bifacial variants, like the Jinko or JA Solar models above, capture rear-side reflection, adding 10-30% extra energy in ground-mount installations common on farms. These panels are engineered to withstand 5400 Pa snow and 2400 Pa wind loads.
Expert Tip
When upgrading to 500W panels, check your rail length and roof load capacity—these units typically weigh 60-75 lbs. For the best ROI, pair these high-output modules with string inverters or high-capacity microinverters to handle the increased amperage effectively.
💡 Key Takeaway: 500-watt solar panels and their higher-wattage successors (up to 595W) represent the cutting edge of energy density. By using Bifacial and N-type technologies, they provide the most efficient path to energy independence for commercial and agricultural projects.
Ready to Power Your Property?
Explore our selection of high-efficiency 500W solar panels with wholesale pricing and nationwide delivery for your next project.
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