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GMA Solar

GMA Solar GMAM6-60-280 (280W)

Residential · 280W
70
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

Build & Install 74
Certifications 65
Temperature & Climate Resilience 56
Power Output 54
Efficiency & Real-World Performance 53
Warranty & Durability 48

DC Electrical Characteristics

STC Power Rating
280W
PTC Power Rating
231.81W
STC Power per unit of area
16.0W/ft (172.1W/m)
Peak Efficiency
0.1721
Power Tolerances
0%/+3%
Number of Cells
60
Imp
9.18A
Vmp
30.5V
Isc
11.47A
Voc
37.6V
NOCT
45°C
Temp. Coefficient of Power
-0.42%/K
Temp. Coefficient of Voltage
-0.117V/K
Series Fuse Rating
15A
Maximum System Voltage
1000V

Mechanical Characteristics

Type
Monocrystalline Silicon
Output Terminal Type
Multicontact Connector Type 4
Frame Color
Clear
Backsheet Color
Black
Length
64.6in (1,640mm)
Width
39.1in (992mm)
Depth
1.6in (40mm)
Weight
44.1lb (20kg)
Installation Method
Rack-Mounted

Warranty and Certifications

80% Power Output Warranty Period
25yrs
90% Power Output Warranty Period
12yrs
Workmanship Warranty Period
12yrs
UL Fire Classification
Type 1
Compliances
UL 1703, IEC 61215, IEC 61730, TUV
CSI Listed
No