Kleines Kraftwerk

Duo Flachdach Komplettpaket (900Wp+) Bifazial (2x 480W Back-Contact Full-Black + Hoymiles HMS-800W-2T)

BalconyVDE-AR-N 4105

Compact German flat-roof Balkonkraftwerk with 2x 480W full-black Back-Contact bifacial modules (homogeneous front, no visible contacts) paired with Hoymiles HMS-800W-2T microinverter. Adjustable-tilt flat-roof bracket included. Bifaciality boosts yield to ~1,125 W nominal under ideal conditions; ~960 kWh/year typical. Tested by Stiftung Warentest 2026.

960W

DC panel total

800W

AC output

960

kWh / year

Price not listed — check retailer for current pricing.

View priceManufacturer

System

Kit typeBalcony
Total DC wattage960 W
AC output800 W
Expected annual output960 kWh
Panel count2
SKUKK-DUO-FLACHDACH-900WP-DE

Panel

BrandKleines Kraftwerk
Model480W Bifacial Back-Contact Full-Black
Wattage each480 W
Cell typeBack-Contact (BC) Mono
Dimensions1762x1134x30 mm
Weight23.8 kg
BifacialYes

Inverter

BrandHoymiles
ModelHMS-800W-2T
TypeMicroinverter
Warranty12 years

Mounting & Install

Mounting includedYes
Mounting typeFlat roof (adjustable tilt)
Plug typeSchuko
Install difficultyDIY

Smart Features

App monitoringS-Miles Cloud (Hoymiles)
Wi-Fi enabledYes

Compliance & Certifications

UK G98 (≤16A)No
UK G99No
VDE-AR-N 4105 (DE)Yes
CE markedYes
CertificationsCE, VDE-AR-N 4105, Stiftung Warentest tested

Warranty

Overall25 years (panels) / 12 years (inverter)
Panel25 years
Inverter12 years

Availability

Country of manufactureDE
Available inGermany, AT, European Union
balconybalkonkraftwerkflat-roofbifacialback-contactno-batterygermany

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