Our offices are now closed for the festive period and open on January 3rd. However, you can still place your orders online and take advantage of the 2016 prices on all Christmas orders taken during this period. Orders will be despatched for delivery on the 4th and 5th of January.

Solar PV Inverter Repair & Maintenance Service

The solar inverter is the hardest working part of any solar system and therefore the most likely to fail. Rayotec can repair or replace solar inverters with a minimum of fuss. Newer inverters often come with long warranties of 10 years giving you peace of mind.

Signs that your inverter is not working

If your FIT meter is showing that you are generating no energy or far less than normal then it could be because it your inverter has failed.
Error messages on the inverter or warning light also give vital clues that something is wrong.

Solar Inverter repair
It is important that a PV engineer visits and tests the system and identify exactly what the problem is. Many of the problems we encounter while inspecting solar systems are fixed within an hour and are covered by the callout fee. 

Common Brands of inverters

We can work with nearly all brands of inverter but we are most familiar with Fronius, Mastervolt, Aurora, SolarEdge, Steca, Kaco, SMA Sunnyboy, Solis, Growatt, ABB, Afore, Goodwee, Eversola, Chint, Solax.

Free assessment
We give a free phone or e mail assessment for every new customer. Often by asking a few questions we can fault find & give advice which allows the customer to get the system up and running themselves at no cost. We will only arrange for a chargeable engineers visit if it's absolutely necessary. 

Contact Us Now

For Advice or to Book an Engineer


Our Services

Our experienced engineers will conduct a thorough investigation, not just of the inverter but of your whole system to pinpoint where the problem is and get it resolved as quickly as possible. Sometimes the inverter just can't be fixed. If this is the case & the  inverter is still within it's manufacturers warranty, we will ensure that all the necessary details are available for you to claim back directly from the manufacturers.  If the warranty has expired then we can assess your solar PV system using a Solar Design Program which calculates the best replacement inverter for you by reviewing all kinds of factors including the location of your home and the number and positioning of your panels.  

Why Choose Rayotec

  • Family Company: We are a family company established 30 years ago who care about our customers and employees
  • No Hidden Charges: Transparent Pricing - Each visit includes up to an hours labour which is long enough to fix many common problems.
  • Repair not replace: One of the few solar companies to be trained to repair certain brands of inverters rather than replacing them  
  • Accreditation: We are accredited NICEIC "Approved Contractors", the highest electrical qualifications a company can get. 
  • Experienced: We have installed and serviced thousands of systems over the last 30 years  
  • Great Value: We have local engineers dotted around the South East and group call outs together to lower costs  
  • Trustworthy: Rayotec have been endorsed by "WHICH?" the UK's largest independent consumer organisation


Where We Cover

By having experienced local engineers in a number of areas around the South of England and East Midlands we can provide a top quality, expert service whilst keeping our pricing very competitive.

We cover the Central & Greater London Areas, Surrey, Middlesex, East & West Sussex, Kent, Berkshire, Hertfordshire, Hampshire, Buckinghamshire, Oxfordshire, Northamptonshire, Rutland, Bedfordshire, Leicestershire and Cambridgeshire.

Get in Touch  (Phone or E Mail) 

         Which Trusted Traders

Our membership of MCS and RECC only applies to our renewable products