SolarWish

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

REC Group · Residential · 420W · Monocrystalline (Heterojunction/HJT)

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Score Breakdown

Scores use the selected SolarWish shopping profile.

Efficiency & Real-World Performance 97
Power Output 92
Temperature & Climate Resilience 88
Warranty & Durability 82
Build & Install 78
Certifications 72
93
SCORE /100

25 specs · ✓ 25 verified

Datasheet

DC Electrical Characteristics

STC Power Rating420W✓ source
STC Power per unit of area217.6 W/m² (20.2 W/ft²)✓ source
Peak Efficiency0.218✓ source
Power Tolerances0/+10 W✓ source
Number of Cells80 (half-cut bifacial heterojunction)✓ source
Imp8.40 A✓ source
Vmp50.0 V✓ source
Isc8.88 A✓ source
Voc59.4 V✓ source
NOCT44°C ± 2°C (NMOT)✓ source
Temp. Coefficient of Power-0.24%/°C✓ source
Temp. Coefficient of Voltage-0.24%/°C✓ source
Series Fuse Rating25 A✓ source
Maximum System Voltage1000 V✓ source

Mechanical Characteristics

TypeMono✓ source
Output Terminal TypeStäubli MC4 PV-KBT4/KST4 (12 AWG)✓ source
Frame ColorBlack✓ source
Backsheet ColorBlack (highly resistant polymer)✓ source
Length1730mm✓ source
Width1118mm✓ source
Depth30mm✓ source
Weight21.5kg✓ source

Warranty and Certifications

Workmanship Warranty Period20 years (Standard) / 25 years (REC ProTrust, certified installer)✓ source
UL Fire ClassificationType 2 (UL 61730)✓ source
CompliancesIEC 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