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JA Solar

JA Solar DeepBlue 4.0 Pro JAM54D40-445/LB/1500V (54 half-cut-cell, N-type bifacial double-glass)

Residential · 445W · Monocrystalline (N-type, Mono-16BB half-cut cells)
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91
SCORE /100
22 specs · ✓ 22 verified
Score this as…
⭐ General / Balanced📐 Max Efficiency (Tight Roof)🛡️ Durability & Warranty🌡️ Hot-Climate Buyer⚡ High-Output / Commercial-Scale🪶 Easy-Install / Older Roof

Score Breakdown

Efficiency & Real-World Performance 97
Power Output 97
Temperature & Climate Resilience 81
Build & Install 74
Certifications 65
Warranty & Durability 59

DC Electrical Characteristics

STC Power Rating
445W✓ source
STC Power per unit of area
222.7 W/m² (calculated: 445W / (1.762m x 1.134m))✓ source
Peak Efficiency
0.223✓ source
Power Tolerances
0W/+5W✓ source
Number of Cells
108 half-cut cells (equivalent to 54 full cells), 6x18 layout✓ source
Imp
13.63A✓ source
Vmp
32.65V✓ source
Isc
14.40A✓ source
Voc
39.10V✓ source
NOCT
45°C (±2°C)✓ source
Temp. Coefficient of Power
-0.300%/°C✓ source
Temp. Coefficient of Voltage
-0.260%/°C✓ source
Series Fuse Rating
30A✓ source
Maximum System Voltage
1500V DC✓ source

Mechanical Characteristics

Type
Monocrystalline (N-type, Mono-16BB half-cut cells)✓ source
Output Terminal Type
MC4-compatible: Stäubli MC4-EVO2A/MC4-EVO2 or QC Solar QC4.10-351/QC4.10-35✓ source
Length
1762mm (±2mm)✓ source
Width
1134mm (±2mm)✓ source
Depth
30mm (±1mm)✓ source
Weight
26.0kg✓ source

Warranty and Certifications

Workmanship Warranty Period
12 years (product warranty)✓ source
Compliances
IEC 61215, IEC 61730; ISO 9001:2015, ISO 14001:2015, ISO 45001:2018✓ source