Calculate Your Potential Energy Loss because of Wrong Roof Angle

Cost Breakdown to B2C Customer

Complete Solar Solutions for Private Homes:

Efficient, Reliable, and Future-Ready

At NexaVolt Energy, our advanced solar systems are purpose-built for private homeowners seeking both performance and flexibility. We utilize the latest Huawei Hybrid Inverter technology—scaled to fit your home’s energy profile. From 12kW models in medium-sized setups to 15kW and 25kW in larger installations, your system comes future-ready with room for upgrades. The High Voltage Battery Storage also features Huawei’s expandable solutions, allowing you to boost your capacity over time.

To complete the system, we install premium AIKO-A-MAH54Mb 440Wp Full Black panels, known for their sleek design and outstanding efficiency. Whether you’re aiming for full energy independence or simply cutting down on bills, our complete installation packages include everything needed for a powerful solar setup on your roof—backed by innovation and reliability.

Cost breakdown provided by NexaVolt Energy Solutions – April 2025. Solar Panel Table
Annual Consumption in kWh Number of Panels Area m² Complete Price Annual Savings ROI Battery in kWh Price with Battery
3000 7 pcs 14 60,270.69 DKK 5,250.00 DKK 11.5 5 84,151.11 DKK
6000 14 pcs 28 66,519.19 DKK 10,500.00 DKK 6.3 5 103,520.78 DKK
8000 19 pcs 38 70,982.40 DKK 14,000.00 DKK 5.1 7 119,716.10 DKK
10000 23 pcs 46 81,859.21 DKK 17,500.00 DKK 4.7 7 161,715.06 DKK
20000 46 pcs 92 108,296.22 DKK 35,000.00 DKK 3.1 14 183,875.02 DKK
Average Price/kWh DKK
Production in kWh - 30% kWh

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⚡ High Voltage vs Low Voltage Batteries:

Which is Right for Your Energy Storage?

When planning a solar installation or energy storage system, choosing the right type of battery is crucial. At NexaVolt Energy, we specialize in both low voltage batteries and high voltage battery systems, each suited for different needs.

In this guide, we compare both options so you can make the best decision for your home, business, or industrial operation.


🔋 What Is the Difference Between High Voltage and Low Voltage Batteries?

FeatureLow Voltage BatteriesHigh Voltage Batteries
Voltage RangeTypically 48V150V – 600V
Best forHomes, cabins, small officesLarge-scale businesses, factories, farms, and solar parks
System EfficiencyGoodExcellent – reduced energy losses
InstallationEasy and safe to installRequires professional setup and safety compliance
ScalabilityLimited expansion optionsHighly scalable for future growth
CostLower initial investmentHigher upfront cost but greater efficiency

 

🔋 Solar Cells and the Benefits of Low Voltage Battery Systems

DEYE Low Voltage Lithium Ion by Nexavolt Energy

Low voltage battery systems are a smart and cost-effective solution for energy storage, especially when paired with solar panels.

✅ Ideal For:

  • Residential solar storage

  • Small-scale commercial buildings

  • Off-grid cabins and cottages

👍 Advantages:

  • Lower upfront cost

  • Safer and simpler installation

  • Perfect for most household energy needs

⚠️ Disadvantages:

  • Lower energy output

  • Higher current causes more heat and requires thicker cables

  • Not suitable for high-demand or large-scale industrial use

  • Low voltage batteries are a reliable choice for homeowners and small businesses looking to store solar energy efficiently and affordably.

⚡ Solar Cells and Benefits of High Voltage Battery Systems

High voltage battery systems are engineered to meet the energy demands of large-scale operations and industrial applications.

✅ Ideal For:

  • Industrial solar energy storage

  • Farms and manufacturing facilities

  • Large commercial and enterprise-level solar systems

👍 Advantages:

  • Higher energy efficiency

  • Supports fast charging and high output

  • Optimized for industrial solar operations

  • Ideal for solar systems used in large-scale businesses

⚠️ Disadvantages:

  • Higher initial investment

  • Requires certified professionals for installation

  • Needs advanced safety systems and compliance protocols

  • High voltage battery systems are the go-to choice for businesses looking for scalable, high-performance solar energy solutions.

SLBATT High Voltage Battery by NexaVolt Energy

🔋 Low vs. High Voltage Batteries for Solar Systems

Feature Low Voltage Battery High Voltage Battery
Best For Residential homes, cabins, small-scale businesses Industrial operations, farms, large commercial buildings
Ideal Solar System Size Up to 10–15 kWh Above 15–20 kWh
Advantages
  • Lower cost
  • Easier, safer installation
  • Sufficient for household use
  • Greater energy efficiency
  • Fast charging
  • Suited for high-demand applications
Disadvantages
  • Limited power output
  • Thicker cables due to higher current
  • Higher upfront cost
  • Requires certified installers
  • Complex safety systems
Cost Factors Basic BMS and standard safety features Advanced BMS, specialized tools, and robust safety standards
Return on Investment (ROI) Good for smaller setups High ROI over time for commercial and industrial solar systems

💸 Why Are High Voltage Batteries More Expensive?

High voltage battery systems come with a premium price because they include:

  • ⚙️ Advanced Battery Management Systems (BMS)
  • 🔐 Stronger safety mechanisms for high power
  • 🔧 Specialized tools and certified installation
  • 🔋 Higher energy capacity and better long-term performance
  • ⚡️ While the initial investment is higher, the efficiency and scalability make them ideal for solar power in industrial operations and large-scale businesse