SolarWish

REC Group REC Alpha Pure-R 405W (REC405AA)

REC Group · Residential · 405W · Monocrystalline (Heterojunction/HJT half-cut bifacial cells) · Discontinued

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Score Breakdown

Scores use the selected SolarWish shopping profile.

Efficiency & Real-World Performance 97
Power Output 88
Temperature & Climate Resilience 88
Warranty & Durability 82
Build & Install 82
Certifications 72
90
SCORE /100

25 specs · ✓ 25 verified

Datasheet

DC Electrical Characteristics

STC Power Rating405W✓ source
STC Power per unit of area218.9 W/m² (calculated: 405W / 1.85m²)✓ source
Peak Efficiency0.219✓ source
Power Tolerances0/+5 W✓ source
Number of Cells132✓ source
Imp9.69 A✓ source
Vmp41.8 V✓ source
Isc10.41 A✓ source
Voc49.1 V✓ source
NOCT44°C (±2°C) [reported as NMOT]✓ source
Temp. Coefficient of Power-0.26%/°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 TypeMC4 (Stäubli MC4 PV-KBT4/KST4)✓ source
Frame ColorBlack✓ source
Backsheet ColorBlack (highly resistant polymer)✓ source
Length1821mm✓ source
Width1016mm✓ source
Depth30mm✓ source
Weight20.5kg (45 lbs)✓ source

Warranty and Certifications

Workmanship Warranty Period20 years (Standard) / 25 years (REC ProTrust, installed by certified professional)✓ source
UL Fire ClassificationType 2 (UL 61730 Fire Type Class 2)✓ source
CompliancesIEC 61215:2016, IEC 61730:2016, UL 61730, IEC 62804 (PID), IEC 61701 (Salt Mist), IEC 62716 (Ammonia Resistance), IEC 62782 (Dynamic Mechanical Load), IEC 61215-2:2016 Hailstone (35mm), IEC 62321 RoHS, ISO 14001, ISO 9001, IEC 45001, IEC 62941✓ source