Elevate your array with the JA Solar DeepBlue 4.0 Pro JAM54D41-440/MB. This 440W, black-on-black module uses Mono N-Type 108 half-cells with 16BB MBB busbar tech for high efficiency, low degradation, and reliable output across real-world conditions. Ideal for residential and commercial rooftops where performance and sleek aesthetics matter.
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Manufacturer / Series: JA Solar — DeepBlue 4.0 Pro
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Model / Part #: JAM54D41-440/MB
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Power Output (Pmax): 440 W
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Module Type: Black on Black, 108 half-cell, Mono N-Type (16BB MBB)
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Construction: Bifacial PV module, 30 mm (1.18 in) black frame, black back sheet
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System Voltage (max): 1500 VDC
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Connectors / Leads: MC4-EVO2, ~47.2 in (1200 mm) PV wire (+/–)
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Dimensions (L × W × H): 67.8 × 44.65 × 1.18 in
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Weight: 47.4 lb
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PTC Rating: No PTC (per manufacturer note)
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Warranty: 25-year product / 30-year linear performance
Need help with stringing, optimizer/microinverter pairing, or racking clamp zones? Our team can spec it for your site temps and code requirements.
Ideal Applications
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Residential black-on-black arrays targeting premium curb appeal and kWh/ft²
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Commercial/C&I rooftops seeking reliable output with fewer BOS components
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Projects requiring 1500 VDC system design and modern MLPE compatibility
Frequently Asked Questions
Q: Can I pair this with microinverters or DC optimizers?
A: Yes—choose MLPE rated for 440W modules and ensure input voltage/current limits align with the panel’s electrical specs.
Q: Is it suitable for hot or partial-shade conditions?
A: The half-cell, multi-busbar architecture improves shade tolerance and reduces resistive losses; N-Type cells help maintain performance at higher temps.
Q: What racking works with this frame?
A: Most UL-listed roof and ground systems. Follow the manufacturer’s clamp zone and load tables for a 30 mm (1.18 in) frame.



