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Spectra Solar
Spectra Solar
  • Home
  • Solar Installation
    • Solar Panel For Home
    • Solar For Business
    • Solar Battery Installation
    • Ground Mount Installation
  • Solar Repair & Maintenance
    • Solar PV Repair
    • Solar Inverter Replacement
    • Solar Panel Maintenance
    • Business Solar PV Annual Checks
  • More
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      • Home EV Chargers
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Solar PV Repair

Spectra Solar > Solar PV Repair

Solar PV Repair

Expert Inverter Repair Services Across the Nation

At Spectra Solar, we specialise in diagnosing and repairing faulty inverters, damaged solar panels, and string faults. Our team is dedicated to providing reliable, nationwide inverter repair services that many companies fail to offer due to lack of detailed information.


Our Services Include:

1.Complete Solar PV Fault Diagnostics
We provide comprehensive diagnostics covering the entire solar PV system. Our engineers investigate faults across panels, DC strings, inverters, batteries, isolators, cabling, and monitoring systems. Using manufacturer data, system performance readings, and on-site testing, we identify the root cause of faults rather than simply addressing symptoms. This ensures the real issue is resolved and helps prevent repeat failures within the system.

2.Documented Before-and-After Repairs
Where appropriate, we record the condition of systems before repairs are carried out and the final condition after work has been completed. This may include damaged panels, faulty inverters, degraded connectors, or wiring issues that have been corrected or replaced. Providing visual documentation allows customers to clearly see what faults existed and how the system has been restored to proper working order.

3.Transparent Pricing and Nationwide Coverage
We operate with clear, transparent pricing so customers know the expected costs before work begins. Our services are available across the UK, allowing homeowners, landlords, installers, and commercial clients to access professional solar PV diagnostics and repair support regardless of location. Whether it is a small residential system or a larger commercial installation, we aim to restore system operation quickly and efficiently.

4.Solar Panel Replacement and Damage Repairs
Solar panels can become damaged through manufacturing faults, water ingress, hotspots, cracked cells, impact damage, or general degradation over time. Our engineers can identify failed or underperforming panels and replace them with suitable alternatives where required. By isolating and replacing faulty modules, the overall performance of the system can be restored without replacing the entire array.

5.String Fault Detection and DC System Repairs
Many solar faults occur within the DC side of the system. We carry out detailed string diagnostics to locate issues such as open circuits, short circuits, incorrect polarity, isolation faults, damaged connectors, or degraded cabling. By tracing faults along each string, we can accurately locate the exact panel or connection causing the issue and repair it accordingly.

6. Inverter Diagnostics, Repair, and Replacement
Inverters are central to system performance. Our engineers perform detailed diagnostics to determine the cause of inverter faults and ensure the system is correctly configured and operating as intended. Where necessary, we carry out repairs or replace equipment to restore system functionality. 

7.Battery Storage System Fault Finding
Battery storage systems introduce additional complexity to solar installations. Our engineers diagnose issues relating to battery communication errors, BMS faults, charge and discharge problems, inverter compatibility issues, and monitoring faults. We work across a range of battery systems to ensure correct operation and integration with the solar PV system.

8.Professional Testing Equipment and Engineering Methods
Accurate diagnosis requires specialist testing equipment. Our engineers use professional solar testing tools such as insulation resistance testers, DC clamp meters, IV curve analysis equipment, and other electrical diagnostic tools. These allow us to safely test system components, verify repairs, and confirm that the system is performing correctly before being returned to operation.

9.Full System Troubleshooting
Our engineers review the solar installation as a complete electrical system. This includes panels, mounting systems, DC wiring, isolators, connectors, inverters, batteries, AC connections, and monitoring equipment. Assessing the entire installation allows us to detect underlying issues and ensure long-term system reliability.

10. System Maintenance and Futureproofing
In addition to repairs, Spectra Solar provides ongoing maintenance services designed to keep solar PV systems operating reliably over the long term. Regular inspections and preventative maintenance can identify early signs of panel degradation, connector faults, inverter issues, or battery performance problems before they develop into larger failures. By maintaining systems correctly and ensuring components remain configured and operating as intended, Spectra Solar helps futureproof installations and maximise long-term energy production and system lifespan. 
Insurance providers are increasingly requesting evidence of regular safety inspections or maintenance checks for solar PV systems as part of policy requirements. Annual system checks can help demonstrate that installations remain safe, compliant, and properly maintained, which may be necessary for insurance coverage and risk management. Regular maintenance therefore not only protects system performance but can also support insurance and compliance requirements.  


Contact Us Today

Don’t let faults within your solar PV system reduce its performance or take it offline. Spectra Solar provides professional fault finding, repair, and replacement services across panels, inverters, batteries, and the wider solar installation. Our engineers diagnose problems accurately and restore systems to full working order.

Get in touch today to arrange a system inspection or repair service. Click Here

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01942 669601

Third time I have used Spectra solar now. each time you get an individual assessment of your needs. Very neat and professional job. Highly recommended
Andy Lynch

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Contact Info

  • Spectra House, Pennington Street, Hindley, Wigan, WN2 3AH, U.K
  • 01942 669601
  • info@spectrasolar.co.uk

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