550W Bifacial PERC Solar Panel
Bifacial 550W, 21.8% efficiency, glass-glass, 30-year linear power guarantee
Proven Performance
Deployed in 40+ countries, 10,000+ installations. CE, IEC 61215, IEC 61730, MCS certified for global compliance.
Factory Direct
200-person Wuhan factory. No middlemen. Sample MOQ 1 unit, OEM branding from 50 units.
Global Shipping
FOB Wuhan, CFR, CIF. Export docs and HS codes handled.
OEM / ODM Ready
Custom branding, firmware, enclosure. Your brand, our platform.
550W Bifacial PERC Solar Panel
Bifacial 550W, 21.8% efficiency, glass-glass, 30-year linear power guarantee
Quote: Contact us for a tailored factory quote
Certifications: CE, IEC 61215, IEC 61730, MCS
Lead Time: 15-25 business days
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Browse All 17 Off-Grid Solar System Products →How to evaluate 550W Bifacial PERC Solar Panel before ordering
This buyer guide is written for commercial energy storage, solar microgrid, telecom, farm and backup power projects. It turns the product page into a practical sourcing checklist, so a procurement team can compare suppliers by project fit rather than only by headline price.
1. Match the product to the site plan
Start with the real operating conditions: application, installation space, duty cycle, local voltage, grid or battery constraints, expected users, service access and climate. For 550W Bifacial PERC Solar Panel, the key use case is Off-Grid Solar System, and the configuration should support Bifacial 550W, 21.8% efficiency, glass-glass, 30-year linear power guarantee. If these details are unclear, request a conservative starting configuration before committing to a batch order.
2. Request the right compliance files
Before price negotiation is finished, ask for the documents that your installer, customs broker or tender team will actually review. Important checks include input voltage window, MPPT range, grid code, battery voltage, phase type, protection design, monitoring method, enclosure rating and installation environment. For regulated markets, confirm whether the certificate scope, model name and rating label match the exact configuration being quoted.
3. Compare the full supply scope
Start from the complete supply scope before requesting a tailored quote. Confirm whether batteries, inverter, controller, monitoring module, cable set, mounting accessories, protection devices, packing list and commissioning guidance are included. A clear supply scope makes it easier to approve samples, avoid missing accessories, and keep repeat orders consistent across different project phases.
What to send with your RFQ
For a faster quotation, send the destination country, target application, expected quantity, preferred configuration, local certification needs, branding requirements, installation environment and delivery timeline. If this is for a tender or distributor program, include the required datasheet format, label language, packing rules and any grid or safety standard requested by the local buyer.
For sample orders, buyers usually verify installation fit, enclosure quality, display or app language, communication stability, packaging protection and basic user operation. For batch orders, the review should go deeper: firmware or hardware version control, serial-number tracking, spare-parts list, inspection photos, carton marks, export documents and the process for technical support after delivery.
For this product family, final pricing is tailored to your quantity, connector standard, certification scope, packaging and destination port. Share your project details and our team will return a factory quotation with lead time and shipping suggestions.
SUNFULL NEW ENERGY uses these landing pages as sourcing references, not only advertising pages. The goal is to help B2B buyers prepare a cleaner RFQ, compare products on real project conditions, and avoid surprises around certificates, grid compatibility, communication protocol, packaging and delivery terms.
Related SUNFULL sourcing resources
Product catalog • Application solutions • Factory workflow • Certificate checks • Buyer insights
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