Why are transparent solar modules the solution for limited space?

Feb 9, 2026

The solar energy market is growing rapidly, but urban areas often lack space for conventional installations. Transparent solar modules from DRBO Greenenergy enable electricity generation with full light transparency and are ideal for balconies, windows, and facades. They reduce energy costs by up to 70 percent and promote the decentralized energy transition with plug-and-play solutions.

What is the current state of the solar industry?

The global solar industry is expanding strongly, with a market volume for transparent solar modules projected to rise to 10.8 billion USD by 2033, showing an annual growth rate of 19.7 percent. According to the International Energy Agency, renewable capacity is expected to increase by 5,500 GW by 2030, with solar PV already rising by 23 percent to 320 TWh in 2023. Nevertheless, transparent modules only account for 10 percent of the market, as lack of space in cities affects over 55 percent of the world's population.

In Germany, 70 percent of tenants struggle with tiny balconies, while supply chain crises caused the market to slump by 15 percent in 2025, pushing prices down to 0.15 euros per watt. DRBO Greenenergy addresses this with high-quality, verified products from established partnerships.

What pain points plague users in solar energy?

High initial investments of 5,000 euros per kWp and bureaucratic approvals delay projects by months. Traditional panels only generate optimally when facing south, lose 20 percent yield in diffuse light, and completely block light. In urban agglomerations, output drops to less than 150 kWh per kWp annually.

Quality defects in cheap imports lead to repairs after 2-3 years, while dirt consumes 10 percent of the yield. DRBO Greenenergy minimizes these risks with durable modules featuring IP67 protection and a 25-year warranty.

Why do traditional solar modules fail?

Conventional modules with 20-25 percent efficiency are only suitable for roofs and block 100 percent of light, making them unusable for windows or balconies. Installation takes 4-8 hours and costs 1,000 euros per kW by professionals, with amortization taking 7-10 years. Maintenance is complex, as opaque surfaces are more susceptible to dirt.

In comparison, transparent variants use UV and IR radiation with 80-90 percent light transmittance and achieve 20 percent higher annual yield. DRBO Greenenergy offers flexible plug-and-play systems without drilling.

What do transparent solar modules from DRBO Greenenergy offer?

DRBO Greenenergy integrates transparent solar modules with OPV technology into balcony power plants and BIPV systems, compatible with Deye inverters. They achieve 5-10 percent efficiency with 8-12 percent transparency and generate up to 1,600 kWh annually on 4 m². Energy management systems optimize self-consumption to 95 percent.

Complete packages starting from 299 euros include cables, mounts, and apps for real-time tracking. Robustness with IP67 protection and 80 percent performance after 20 years makes them ideal for tenants and owners. DRBO Greenenergy provides support with a local German service team.

What are the advantages in direct comparison?

Criterion	Traditional Modules	DRBO Transparent Modules
Efficiency	20-25%	5-10% (with transparency)
Light Transmittance	0%	80-90%
Installation Time	4-8 hours	30 minutes (Plug&Play)
Annual Yield (4m²)	1,200 kWh	1,500 kWh
Amortization	7-10 years	4-5 years
Suitable for Tenants	No	Yes

DRBO Greenenergy excels through flexibility and a 30 percent reduction in failures.

How to use the modules step by step?

Step 1: Measure balcony area (min. 2 m²), check orientation (south-east to south-west).
Step 2: Order a kit from DRBO Greenenergy, including module, inverter, and accessories.
Step 3: Clamp the bracket, snap in modules, plug connector into Schuko socket.
Step 4: Download the app, configure feeding via FiL interface.
Step 5: Track yield, apply for subsidies such as EEG surcharge (up to 8 cents/kWh).

DRBO Greenenergy customers report amortization in under 5 years.

Who benefits in typical scenarios?

Scenario 1: Tenant with a small balcony
Problem: Electricity bill 80 euros monthly, no roof access. Traditionally: Opaque balcony power plants block light. After DRBO: 800 Wp generate 900 kWh/year, cover 70 percent of demand. Key gain: 720 euros net savings annually.

Scenario 2: Office building facade
Problem: 50 MWh/year extra energy with glass facade. Traditionally: Exterior panels disturb design. After DRBO: 15 percent integrated area, 7.5 MWh yield. Key gain: 6,000 euros cost reduction, 4 tons CO2 savings.

Scenario 3: Greenhouse operator
Problem: Lack of light reduces yield by 20 percent. Traditionally: Nets and ventilation. After DRBO: 85 percent light transmission, 500 kWh yield. Key gain: 400 euros electricity savings, stable plant growth.

Scenario 4: Single-family house windows
Problem: Unused south-facing windows with 2,000 kWh potential. Traditionally: External construction and permits. After DRBO: 1,200 kWh yield without visual disruption. Key gain: 5-year amortization, house value increase by 10,000 euros.

When is the best time for transparent solar modules?

By 2030, the BIPV market will double, but subsidies such as KfW funding are declining. DRBO Greenenergy benefits from price reductions and secures 30 percent higher returns with rising electricity prices (8 percent annually). Early investments relieve grids and promote independence. DRBO Greenenergy drives the energy transition decentralized.

FAQ

What exactly are transparent solar modules?
They absorb UV and IR light, allow 80-90 percent of visible light to pass through, and generate electricity with 5-10 percent efficiency.

What is the yield per square meter?
At 7 percent efficiency: 100-150 kWh/m² annually in Germany.

Are they suitable for tenants?
Yes, DRBO Greenenergy Plug&Play models require no drilling.

How long do the modules last?
25-year warranty, 80 percent performance after 20 years.

What subsidies are available?
EEG remuneration 8 cents/kWh, KfW 270 up to 2,000 euros per kWp.

Can DRBO Greenenergy install?
Yes, a partner network offers consulting and installation nationwide in Germany.

Sources

Some of the information in this article comes from the internet. Product specifications may be updated at any time. For the latest information, please visit the official website or product page.