Sunpro Power 630W N-Type TOPCon Bifacial Solar Panels – Pallet of 33

20.79kW Solar Panel Pallet with Dual-Glass Construction and 23.32% Efficiency

FEOC Compliant

630W Per Panel | 33 Panels Per Pallet | 20.79kW Total | 23.32% Efficiency
The Sunpro Power SPDG630-N132R12 is a high-output, N-type TOPCon bifacial solar panel designed for commercial, industrial, ground-mounted, and large residential solar installations. Featuring 132 N-type monocrystalline cells, dual-glass construction, and advanced TOPCon cell technology, these 630W modules deliver high power density, excellent energy production, and long-term performance.

Sold as a complete pallet of 33 solar panels, this package provides 20,790W (20.79kW DC) of total rated solar capacity, making it a convenient solution for larger solar projects.

Product Highlights

• 630W rated output: High-wattage solar panels for efficient array design.
• 33 panels per pallet: 20.79kW total rated DC capacity.
• 23.32% module efficiency: High power output per square foot.
• N-type TOPCon technology: Advanced solar cell architecture for efficient energy conversion.
• Bifacial energy generation: Captures sunlight from the front and reflected light from the rear.
• Dual-glass construction: 2.0mm front and rear glass for durability.
• 132 monocrystalline cells: High-efficiency N-type cell design.
• Low temperature coefficient: -0.30%/°C for maximum power.
• High mechanical load rating: 5,400Pa front and 2,400Pa rear.
• 1500V maximum system voltage: Supports compatible large-scale string designs.
• 25-year product quality warranty: Manufacturer-published coverage.
• 30-year power warranty: Long-term manufacturer performance coverage.

Manufacturer: Sunpro Power

Model: SPDG630-N132R12

Quantity: 33 Solar Panels Per Pallet

High-Output 630W Solar Panels for Large Solar Projects

Sunpro Power's 630W bifacial TOPCon solar panels combine high module efficiency with a large-format design to deliver substantial solar power production.

Each SPDG630-N132R12 panel produces 630 watts under standard test conditions, allowing installers to build high-capacity arrays with fewer modules than lower-wattage alternatives.

The complete pallet includes 33 panels with a combined DC nameplate capacity of 20.79kW, suitable for commercial rooftops, ground-mounted systems, agricultural installations, and larger residential projects.

The high-efficiency N-type cell architecture and bifacial construction help maximize energy harvest across a wide range of installation environments.

Advanced N-Type TOPCon Solar Cell Technology

The SPDG630-N132R12 uses 132 N-type monocrystalline cells with Tunnel Oxide Passivated Contact (TOPCon) technology.

TOPCon technology improves carrier collection and reduces internal electrical losses, supporting high conversion efficiency and strong long-term performance.

TOPCon Technology Benefits

• 23.32% module efficiency: Converts a high proportion of available sunlight into electricity.
• High power density: Delivers 630W in a single solar module.
• Low degradation: Designed for dependable energy production over time.
• Improved temperature performance: Helps maintain output in warmer conditions.
• PID resistance: Designed to resist potential-induced degradation.
• Long-term reliability: Supported by manufacturer product and power warranties.

Bifacial Solar Technology for Additional Energy Production

Unlike conventional monofacial solar panels, the Sunpro Power 630W bifacial module generates electricity from both its front and rear surfaces.

The front side captures direct sunlight, while the rear side can capture light reflected from the ground, roofing materials, or surrounding surfaces.

Rear-side energy production can increase total solar generation, particularly in installations with reflective surfaces and adequate clearance beneath the panels.

Bifacial Solar Benefits

• Additional energy harvest from reflected sunlight.
• Improved production potential for elevated ground-mounted arrays.
• Suitable for installations over light-colored or reflective surfaces.
• Effective for compatible commercial and utility-scale mounting systems.
• High total energy production from each installed module.

Bifacial Performance Example: The manufacturer publishes approximately 724.5W of combined front-and-rear output for the 630W model under an assumed 15% rear-side power gain scenario.

Actual bifacial gain depends on mounting height, surface reflectivity, row spacing, and site conditions.

Dual-Glass Construction for Long-Term Durability

The SPDG630-N132R12 features a dual-glass design with a 2.0mm anti-reflective front glass layer and 2.0mm heat-strengthened rear glass.

This construction helps protect the solar cells from environmental exposure while enabling rear-side solar energy collection.

Construction Features

• 2.0mm front glass: Anti-reflective coating supports light transmission.
• 2.0mm rear glass: Heat-strengthened construction for bifacial operation.
• Anodized aluminum frame: Durable structural support.
• IP68 junction box: Protection against moisture and environmental exposure.
• Three bypass diodes: Help manage shaded cell groups.
• MC4-compatible connectors: Standardized PV wiring connections.
• 4mm² output cables: Factory-specified solar cable construction.

Strong Performance in Hot and Cold Conditions

The Sunpro Power 630W TOPCon module is designed for operation across a broad temperature range, making it suitable for diverse solar installation environments.

With a maximum power temperature coefficient of -0.30%/°C, the panel experiences a relatively modest decrease in rated output as cell temperature rises above standard test conditions.

Temperature Performance

• Operating temperature: -40°C to +85°C.
• Pmax temperature coefficient: -0.30%/°C.
• Voc temperature coefficient: -0.25%/°C.
• Isc temperature coefficient: +0.045%/°C.
• Nominal operating cell temperature: 45°C ±2°C.

These characteristics support reliable solar energy production in a range of climates.

High Mechanical Strength for Demanding Installations

The Sunpro Power SPDG630-N132R12 is engineered to withstand demanding mechanical loading conditions.

Mechanical Load Ratings

• Front-side load: Up to 5,400Pa.
• Rear-side load: Up to 2,400Pa.
• Frame: Anodized aluminum alloy.
• Glass: Dual 2.0mm construction.

These ratings support use in appropriately engineered rooftop and ground-mounted solar arrays.

25-Year Product Warranty and 30-Year Power Warranty

Sunpro Power publishes a 25-year product quality warranty and a 30-year power performance warranty for this TOPCon bifacial module series.

The manufacturer's performance chart shows:

• Year 1: 99% of initial rated power.
• Year 25: 89.4% of initial rated power.
• Year 30: 87.4% of initial rated power.

This long-term performance coverage reflects the manufacturer's confidence in its N-type TOPCon cell technology and dual-glass module construction.

Ideal Solar Applications

• Commercial rooftop solar systems
• Industrial solar installations
• Large residential solar arrays
• Ground-mounted solar systems
• Agricultural and farm solar projects
• Solar carports and elevated structures
• Large grid-tied solar installations
• Hybrid solar systems with compatible inverters
• Projects requiring high-output bifacial modules

Product Specifications

Pallet Quantity and Shipping Information

Each pallet contains 33 Sunpro Power 630W bifacial solar panels with a total nameplate capacity of 20.79kW DC.

Pallet Details

• Panels per pallet: 33
• Rated output per panel: 630W
• Total rated capacity: 20,790W
• Individual panel weight: 71.43 lbs
• Combined panel weight: Approximately 2,357 lbs, excluding pallet and protective packaging
• Shipping method: Freight shipping appropriate for palletized solar panels
• Handling: Suitable unloading equipment required

These large-format panels are best handled with appropriate lifting equipment and stored according to the manufacturer's handling guidelines.

Solar Panel and Inverter Compatibility

The Sunpro Power SPDG630-N132R12 is designed for use with compatible grid-tied, hybrid, and other solar inverter systems.

Its 630W output and electrical characteristics make it well suited for higher-capacity string inverter applications.

Key Compatibility Specifications

• Vmp: 41.70V
• Voc: 49.73V
• Imp: 15.11A
• Isc: 15.99A
• Maximum system voltage: 1500V DC
• Connector: MC4 Compatible

String sizing should account for the inverter's MPPT voltage range, maximum DC input voltage, current limits, and local temperature conditions.

Frequently Asked Questions