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JA Solar

JA Solar JAM54S31-400/MR (400W)

Residential · 400W
85
SCORE /100
30 specs
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 89
Power Output 88
Certifications 84
Temperature & Climate Resilience 70
Build & Install 56

DC Electrical Characteristics

STC Power Rating
400W
PTC Power Rating
373.5W
STC Power per unit of area
19.0W/ft (204.8W/m)
Peak Efficiency
0.2048
Power Tolerances
data not available
Number of Cells
108
Imp
12.9A
Vmp
31.01V
Isc
13.79A
Voc
37.07V
NOCT
45°C
Temp. Coefficient of Power
-0.35%/K
Temp. Coefficient of Voltage
-0.102V/K
Series Fuse Rating
25A
Maximum System Voltage
1500V

Mechanical Characteristics

Type
Monocrystalline Silicon
Output Terminal Type
Multicontact Connector Type 4
Frame Color
Black
Backsheet Color
Black
Length
67.8in (1,722mm)
Width
44.6in (1,134mm)
Depth
1.2in (30mm)
Weight
47.4lb (21.5kg)
Installation Method
Rack-Mounted

Warranty and Certifications

80% Power Output Warranty Period
data not available
90% Power Output Warranty Period
data not available
Workmanship Warranty Period
data not available
UL Fire Classification
Type 1
Compliances
UL 1703, IEC 61215, IEC 61730
CSI Listed
Yes