Photovoltaic module Viessmann Vitovolt M405AK 405W

Photovoltaic panel Viessmann Vitovolt 300 M405AK 405W

Corrosion-resistant aluminium frame with excellent mechanical load bearing capacity for high snow (5400 Pa) and wind/suction (2400 Pa) loads
High operational reliability: Split module connection for higher shade tolerance
9 busbar half-cut cell technology
Module efficiency up to 20.9 %
Additional output of up to 5 Wp due to positive output tolerance
3.2 mm anti-reflective glass for high solar yields
High operational reliability: Split module connection for higher shade tolerance
Tested for resistance to salt spray and ammonia. Consequently suitable for use in coastal regions and areas with intensive agricultural operations.

Electrical parameters (under STC * conditions)
Viessmann Vitovolt 300 M405 AG 405W
Maximum Power (Pmpp)	405 Wp
Maximum Power Current (Impp)	12.96 A
Maximum Power Voltage (Umpp)	31.26 V
Short-circuit Current (Isc)	13.76 A
Open-circuit Voltage (Uoc)	37.20 V
Module Efficiency STC	20.90%

Mechanical Characteristics
Viessmann Vitovolt 300 M405 AG 405W
No. of cells	108 (6x18) P type Mono-crystalline
Front glass	hermally toughened safety glass 3.2 mm with anti-reflective coating
Frame	Anodised aluminium alloy
Junction box	IP 67, 3 diodes
Connection	Cables 1.2 m long, with 4 mm² cross-section and Multi-Contact (MC4)
Protection class	II
Dimensions	1708 x 1133 x 30 mm
Weight	21.5 kg
Temperature coefficients
Voc	-0.270%/°C
Pmax	-0.350%/°C
Isc	+0.045%/°C

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