550W · PERC P-Type · Silver frame · CA warehouses

550W Solar Panels USA.
2.75 MW in U.S. inventory.

Proven P-Type PERC technology — bankable, widely accepted by project finance lenders. Strong value for cost-per-watt-driven ground mount procurement. 143 pallets across CA warehouse. Public pallet pricing for 1–19 pallets. Container and multi-MW via RFQ.

2.75 MW
Total in stock
2.75 MW
Ready to ship
143
Pallets available
CA
Warehouses
2.75 MW
Total MW
2.75 MW
Ready now
143
Pallets
143
Ready pallets
550W inventory · updated every 60 seconds

550W pallet inventory — current stock.

All 550W lots across U.S. warehouses. Pallet pricing shown for 1–19 pallets. Container quantities (20+ pallets) priced via RFQ.

SKUWattageTechPcs / PalletMW / PalletPallets$/W$/PalletLocationStatus
550WPERC3117.0 kW135$0.241$4,109CA 90058In Stock
550WPERC3117.0 kW8$0.241$4,109CA 91763In Stock

Prices from U.S. warehouse. Freight quoted separately. 🇺🇸 = IRA 45X Domestic Content eligible. Container quantities and multi-MW pricing via RFQ.

550W inventory

550W Sunpro Power modules in U.S. stock.

All modules ship from U.S. warehouse stock. Container+ quantities available via RFQ. Browse full catalog →

PERC P-Type

550W — specification
and procurement context.

Proven P-Type PERC technology — bankable, widely accepted by project finance lenders. Strong value for cost-per-watt-driven ground mount procurement.

All 550W lots are physically in U.S. warehouses — no vessel ETAs, no import delays for ready stock. Shipping documentation includes commercial invoice, packing list, per-module serial number list, UL/IEC certifications, and Bill of Lading.

Wattage
550 W
Cell technology
P-Type PERC (Passivated Emitter Rear Cell)
Frame
Silver frame
Pallet config
31 modules per pallet
SKU(s)
SPDG550-144M10
Domestic Content
Imported — standard ITC eligible
Total U.S. stock
2.75 MW · 143 pallets
Portfolio share
4% of total U.S. inventory
Direct procurement channel

Request 550W pricing.

Pallet pricing is public above. Container and multi-MW pricing via RFQ — our team responds within 4 business hours.

Shipping
Freight from U.S. warehouse
MOQ
1 pallet (commercial) · Container+ (utility)
Response time
Within 4 hours (business hours)
550W solar panels FAQ

Frequently asked questions

What is the 550W Sunpro Power module specification?

The Sunpro Power 550W module (SPDG550-144M10) is a P-Type PERC (Passivated Emitter Rear Cell) bifacial panel with Silver frame. Pallet configuration: 31 modules per pallet. Dimensions and full technical specs available in the datasheet — download from our Download Center or request via RFQ.

How much 550W inventory is currently available?

2.75 MW of 550W modules are currently in U.S. inventory across CA warehouse. Availability is updated every 60 seconds from our live inventory system. Contact our team for exact allocation and pallet confirmation.

What is the pallet configuration for 550W modules?

550W modules are packaged as 31 modules per pallet. Public pallet pricing is shown in the inventory table above for 1–19 pallet orders. Container quantities (20+ pallets) are priced via RFQ with better per-watt economics for volume buyers.

Is the 550W module TOPCon or PERC?

The 550W Sunpro Power module uses P-Type PERC (Passivated Emitter Rear Cell) cell technology. Proven P-Type PERC technology — bankable, widely accepted by project finance lenders. Strong value for cost-per-watt-driven ground mount procurement.

What is the minimum order for 550W solar panels?

Minimum order is 1 pallet for commercial buyers. Public pricing covers 1–19 pallets. Container quantities (20+ pallets, approximately 560–700 modules per 40ft HC) are priced via RFQ. Multi-MW supply agreements are available for utility-scale developers.

How quickly do 550W modules ship from U.S. warehouses?

Ready inventory ships within 3–5 business days after signed PO and deposit. Freight is quoted separately from each origin warehouse. Contact our team for exact shipping timelines by destination.

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