REC Group REC Alpha Pure-R 420W (REC420AA Pure-R)

STC Power Rating

420W✓ source

STC Power per unit of area

217.6 W/m² (20.2 W/ft²)✓ source

Peak Efficiency

0.218✓ source

Power Tolerances

0/+10 W✓ source

Number of Cells

80 (half-cut bifacial heterojunction)✓ source

Imp

8.40 A✓ source

Vmp

50.0 V✓ source

Isc

8.88 A✓ source

Voc

59.4 V✓ source

NOCT

44°C ± 2°C (NMOT)✓ source

Temp. Coefficient of Power

-0.24%/°C✓ source

Temp. Coefficient of Voltage

-0.24%/°C✓ source

Series Fuse Rating

25 A✓ source

Maximum System Voltage

1000 V✓ source

Type

Monocrystalline (Heterojunction/HJT)✓ source

Output Terminal Type

Stäubli MC4 PV-KBT4/KST4 (12 AWG)✓ source

Frame Color

Black (anodized aluminum)✓ source

Backsheet Color

Black (highly resistant polymer)✓ source

Length

1730mm✓ source

Width

1118mm✓ source

Depth

30mm✓ source

Weight

21.5kg✓ source

Workmanship Warranty Period

20 years (Standard) / 25 years (REC ProTrust, certified installer)✓ source

UL Fire Classification

Type 2 (UL 61730)✓ source

Compliances

IEC 61215:2021, IEC 61730:2023, UL 61730, ISO 14001, ISO 9001, IEC 45001, IEC 62941, ISO 11925-2 (EN 13501-1 Class E), IEC 62716 (Ammonia Resistance), IEC 61701 (Salt Mist SM6), IEC 61215:2016 Hailstone (35mm), IEC 62321 (Lead-free/RoHS EU 863/2015)✓ source