Solar Panel Maintenance &
Cleaning Services
Maintain performance, maximise energy generation and extend system lifespan with
professional solar panel maintenance, cleaning and health checks — available for both
S-TEC and third-party installations.
Why Solar Panel Maintenance Matters
Solar panels are low-maintenance — but they’re not no-maintenance. Regular servicing
protects your investment and keeps your system performing at its best.
Reduced Generation from Dirt & Debris
Dust, bird droppings, pollen and moss can reduce solar panel output by up to 25%. Regular cleaning restores peak performance and protects your energy yield.
Inverter Performance
Your inverter converts DC power to usable AC electricity. Routine diagnostics ensure it operates at maximum efficiency and flags faults early before they cause downtime.
Electrical System Health
Wiring, isolators and connections degrade over time. Periodic electrical safety checks identify loose connections, corrosion and potential arc faults.
Fire Safety & Compliance
Faulty connections and damaged cables present fire risks. Professional inspections ensure your system meets current electrical safety standards and regulations.
Monitoring Performance
Many solar systems underperform without owners realising. We check monitoring systems are reporting accurately so you can track real-time generation and spot issues early.
Warranty Protection
Most manufacturers require regular maintenance to keep warranties valid. Documented servicing protects your investment if a component fails during the warranty period.
ESG Reporting for Businesses
Commercial solar operators benefit from accurate generation data and performance records to support ESG compliance, carbon reporting and sustainability commitments.
Long-Term System Lifespan
Solar panels are designed to last 25+ years, but only with proper care. Preventative maintenance extends component life, reduces replacement costs and maximises your return on investment.
Don't wait for a fault — prevent one.
Our Solar Maintenance & Cleaning Services
From one-off panel cleaning to comprehensive annual maintenance contracts — we
cover everything your solar system needs to perform reliably.
Solar Panel Cleaning
Professional cleaning to remove dirt, debris, bird droppings and moss — restoring panel output to optimal levels.
System Health Inspections
Comprehensive visual and technical inspections covering panels, mounting, roof penetrations and overall system condition.
Electrical Safety Checks
DC and AC electrical testing including insulation resistance, earth continuity and RCD functionality checks.
Inverter Diagnostics
Performance analysis and fault detection for string inverters, micro-inverters and hybrid inverter systems.
Cabling Inspections
Thorough inspection of DC cabling, connectors, junction boxes and cable management for wear, damage or degradation.
Monitoring Checks
Verification that monitoring hardware and software are communicating correctly and reporting accurate generation data.
Performance Reporting
Detailed reports comparing actual vs expected generation, highlighting underperformance and recommending corrective actions.
Preventative Servicing
Proactive servicing to identify and resolve small issues before they become costly repairs or system failures.
Annual Maintenance Contracts
Scheduled annual or bi-annual maintenance plans providing peace of mind and priority support throughout the year.
Additional Services
Solar Panel Maintenance & Cleaning
Professional cleaning, health checks and 08M services for residential & commercial systems — even if installed by another provider.
Learn More
Air Source Heat Pumps
Efficient heating from ambient air. Reduce energy bills by up to 50% with government- backed BUS grants available.
Learn More
Ground Source Heat Pumps
Harness geothermal energy for year-round heating & cooling. Ideal for larger properties with available land.
Learn More
EV Charging
Future-proof your property with smart EV charging solutions. Home & commercial installations with solar integration.
Learn More
Residential Solar Maintenance
- Panel cleaning & debris removal
- Inverter & generation checks
- Electrical safety inspection
- Monitoring system verification
- Performance report provided
Commercial Solar Maintenance
- Scheduled O&M contracts
- Full electrical safety testing
- Inverter diagnostics & fault analysis
- Generation performance reporting
- ESG & compliance documentation
Request a Public Sector Solar Assessment
Provide your details below and our public sector team will be in touch to discuss feasibility, funding and delivery timelines.
Call us
0333 358 3389
Email us
info@s-tec.co.uk
Business hours
Mon - Fri: 9am - 5pm
Coverage
Nationwide across the UK
Protect Your Solar Investment
Regular solar panel maintenance and cleaning helps maximise
performance and extend system lifespan. Don’t let your system
underperform — get in touch today.
Accredited & Certified
