EV Charger Surveys, Safety Checks & Repairs in Derby & Derbyshire

EV CHARGER SAFETY CHECKS ACROSS DERBYSHIRE

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EV Charging Installation

Keeping Your EV Charger Safe & Reliable

An EV charger becomes part of your daily routine, so it’s important to know it’s working safely and consistently. Whether you’ve had your charger for years or you’ve only recently had one installed, regular checks help ensure it continues to perform as it should.

Many of the issues we see in Derbyshire homes and businesses come down to poor installation or a lack of safety protections. EV chargers draw a significant amount of power over long periods, so even small electrical faults can quickly cause problems — from nuisance tripping to reduced charging speeds or, in more serious cases, overheating.

Some owners contact us because their charger has stopped working altogether. Others are unsure whether their previous installer carried out the correct safety checks, or they’ve noticed signs like unusual noises, warm cables, flashing lights or inconsistent charging.

That’s where our EV charger surveys and safety checks come in. We assess the entire system — not just the charger — to make sure everything is safe, compliant and operating properly. Whether you’re a homeowner, landlord or business, our goal is to keep your charger running reliably and protect your property and vehicle at all times.

  • Derbyshire Electrical Specialists demonstrating a smart EV charging app in Derby

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ELECTRIC CAR CHARGER SAFETY CHECKS NEAR ME

If you are looking to have your electric car charger safety checked near me in Derby or Derbyshire we're ideal, simply get in touch!

Our EV Charger Safety Checks

Our EV charger safety checks give you complete confidence that your charging setup is operating safely, efficiently and in line with the latest electrical regulations. We don’t just look at the charger itself — we inspect the whole electrical system that supports it.

Here’s what we assess during a typical safety check:


1. Electrical Protection Devices

We verify that your charger is correctly protected by:

  • RCBO or RCD protection
  • Surge protection devices (SPD)
  • Correctly rated breakers

If any of these are missing or incorrectly installed, we’ll let you know and explain the safest way to correct it.


2. Earthing & Bonding

Proper earthing is critical for EV charging, particularly for properties with PME (TN-C-S) supplies. We check:

  • Earthing arrangements
  • Main bonding to gas and water pipes
  • Whether additional protection is required


3. Charger Condition & Cabling

We inspect:

  • Charger casing and seals
  • Cable condition
  • Tethered cable wear
  • Connections and terminals
  • Mounting stability

Any damage or loose terminations can be a safety risk and impact charging reliability.


4. Wiring & Circuit Integrity

We test the dedicated EV circuit to ensure it:

  • Is correctly sized
  • Has no signs of overheating
  • Is free from DIY alterations
  • Meets current BS 7671 wiring standards


5. Load & Capacity Verification

We assess whether your electrical system can still safely support charging, especially if you’ve added new appliances or changed your energy usage since the charger was installed.


6. Smart Charger Testing (If Applicable)

We check:

  • Wi-Fi connection
  • App functionality
  • Load balancing settings
  • Solar diversion settings (if fitted)
  • Error logs



7. Full Test & Documentation

After completing all checks, we carry out electrical tests and provide clear feedback on:

  • Any faults found
  • Recommended repairs
  • Compliance status
  • Steps to improve long-term safety

Our safety checks are thorough but straightforward, giving you peace of mind that your charger is in proper working order and safe for everyone who uses it.

EV Charger Surveys for New Installations

If you’re planning to install an EV charger for the first time — whether at home, in a rental property or at a workplace — a proper survey is essential. It ensures your electrical system is suitable, identifies any upgrades needed and gives you a clear plan before installation begins.

Many problems with EV chargers come from rushed or incomplete surveys. We take the time to assess everything properly so your installation is safe, compliant and tailored to your property.


1. Electrical Capacity Checks

We start by assessing your consumer unit, main fuse rating and existing circuits. This helps us determine whether:

  • You have enough spare capacity
  • Load balancing will be required
  • Your system can support a 7kW charger
  • Any fuse box upgrades are needed


2. Cable Route Planning

We map out the best cable route based on:

  • Driveway or garage layout
  • Preferred charger location
  • Minimising surface trunking
  • Avoiding trip hazards
  • Protecting external cabling

We always aim for a neat, professional installation.


3. Wi-Fi & App Connectivity

Smart chargers require a stable connection. During the survey, we check:

  • Wi-Fi strength at the charger location
  • Alternatives such as hardwired connections or boosters
  • Compatibility with your home or business network

This ensures your smart features work flawlessly from day one.


4. Earthing & Bonding Verification

We check that your property has safe earthing arrangements, particularly for PME systems, and confirm that bonding to gas and water pipes is correct.


5. Solar & Battery Compatibility (If Required)

If you already have solar panels or plan to install them, we assess:

  • Inverter type
  • Battery storage setup
  • Solar surplus availability
  • Compatibility with solar EV charging


6. Business-Specific Surveys

For commercial premises, we also evaluate:

  • Multi-bay charging needs
  • Load management for fleets
  • Staff access control requirements
  • Distribution board capacity
  • Car park and workplace safety


Clear, Honest Recommendations

Once the survey is complete, we explain everything in clear, practical terms — not technical jargon. You’ll understand exactly:

  • What’s needed
  • Why it’s needed
  • How much it will cost
  • How long the installation will take

This transparency ensures your charger is installed safely and correctly from the start.

EV CHARGER REPAIRS

If you need an EV charger repair service in Derby or further afield in Derbyshire simply get in touch with us today to discuss your EV repair requirements!

Common EV Charger Problems We Fix

EV chargers are reliable when installed correctly, but faults can develop over time — especially if the original installation was rushed, incomplete or carried out without proper safety checks. We repair all major brands of home and workplace chargers and diagnose a wide range of issues.

Here are some of the most common problems we’re called out to fix across Derby and Derbyshire:


1. Charger Tripping the RCD or RCBO

One of the most frequent issues. Causes can include:

  • Faulty internal components
  • Incorrect wiring
  • Overloaded circuits
  • Poor earthing arrangements
  • Water ingress
  • Damaged cables

We locate the source quickly and make the system safe.


2. Charger Not Powering On

If your charger has no lights or won’t start a session, it may be due to:

  • A blown fuse
  • A failed breaker
  • Loose connections
  • Internal charger failure
  • Supply issues

We identify the fault and restore power safely.


3. Slow Charging or Inconsistent Charging

Often caused by:

  • Load balancing configured incorrectly
  • Weak Wi-Fi signal (affecting smart chargers)
  • Internal faults
  • Undersized wiring
  • Grid voltage drops

We’ll diagnose and correct the root cause.


4. Vehicle Not Recognising the Charger

This can happen when:

  • pins are damaged
  • the charger contactor has failed
  • communication faults occur
  • the tethered cable is worn

We repair or replace components as needed.


5. Fault Codes & Warning Lights

Different chargers display different error codes. We interpret these and identify:

  • Earth faults
  • Overcurrent issues
  • Internal component failures
  • Firmware problems


6. Wi-Fi or Connectivity Issues

A common issue with smart chargers. We help with:

  • Wi-Fi signal improvement
  • Router settings
  • App resets and reconfiguration
  • Hardwired connections


7. Overheating Chargers or Cables

Overheating is a serious issue that needs immediate attention. Causes include:

  • Loose terminals
  • Undersized cable
  • Faulty contactors
  • Poor workmanship

We make the charger safe and perform repairs.


8. Water Ingress

If water enters the charger, it can cause short circuits and safety risks. We assess the extent of the damage and repair or replace the unit if needed.


9. PME and Earthing Issues

Incorrect earthing is dangerous and can prevent charging entirely. We diagnose and upgrade earthing systems to meet the required standards.

Whatever the issue, we carry out safe fault finding and professional repairs to get your charger working again as quickly as possible.

Repairs & Fault Finding

When an EV charger stops working or starts behaving unpredictably, the priority is identifying the fault safely and accurately. Our qualified electricians carry out thorough diagnostic checks to pinpoint the exact cause of the issue — whether it’s within the charger itself, the wiring, or the wider electrical system.


1. Step-by-Step Diagnostics

We begin with a structured approach to fault finding, including:

  • Visual inspection of the charger and cabling
  • Electrical testing of the dedicated circuit
  • Checking protective devices (RCD/RCBO/SPD)
  • Interpreting error codes
  • Testing communication between charger and vehicle
  • Reviewing load and capacity issues

This allows us to identify the root cause rather than just addressing the symptoms.


2. Repairing or Replacing Faulty Components

Once the issue is identified, we can repair:

  • Damaged or loose terminals
  • Worn or faulty tethered cables
  • Failed contactors or relays
  • Charger PCBs or internal components (where parts are available)
  • Tripped or failed breakers
  • Incorrect or unsafe wiring

We use manufacturer-approved parts wherever possible.


3. Fixing Unsafe or Poor Installations

Some chargers have been fitted by installers who rush jobs or skip essential safety steps. We regularly correct:

  • Incorrect cable sizes
  • Missing RCD/RCBO protection
  • Improper earthing arrangements
  • Unprotected outdoor cabling
  • Inadequate fixings or mounting positions
  • No surge protection

We bring installations up to standard so they are safe, reliable and compliant.


4. Firmware & Connectivity Repairs

For smart chargers, we can reset or update firmware, reconfigure apps, fix connectivity problems and optimise settings such as:

  • Load balancing
  • Scheduling
  • Solar diversion
  • User permissions

Many issues can be resolved without replacing hardware.


5. Honest Advice on Repair vs Replacement

If a charger is beyond repair — often due to water damage, internal board failure, or discontinued models — we’ll explain this clearly. We never push unnecessary replacements, but we will advise when repairing would cost more than fitting a new unit.



6. Safety-First Approach

We never leave a faulty EV charger connected if it’s unsafe. If we find a serious risk, we’ll make the system safe immediately and provide clear next steps.

Our goal is always the same: get your charger working properly again, safely and efficiently, with transparent advice at every step.

Chargers Installed by Others — No Problem

You don’t need to have an existing relationship with us for us to help. We regularly repair, upgrade and safety-check EV chargers that were installed by other companies — including installers who are no longer trading, national firms, or “fit and run” installers who completed the job but didn’t provide proper aftercare.


We Fix Poor Workmanship

Unfortunately, we see a lot of chargers installed:

  • Without proper RCD/RCBO protection
  • On circuits that are too small
  • With incorrect earthing
  • Using cheap or unsuitable cabling
  • Without surge protection
  • In unsafe outdoor locations

We correct these issues and bring your installation up to standard.



No Blame — Just Solutions

Our focus isn’t on criticising the previous installer.
It’s on getting your charger working safely and reliably.

We simply show you what we’ve found, explain it clearly and offer the most practical repair options.


Common Situations We Deal With

  • An installer fitted the charger but won’t return
  • A company has gone out of business
  • The installation was cheap but now has issues
  • A landlord needs a safety check
  • A business has inherited chargers from a previous tenant
  • A homeowner bought a second-hand charger that now doesn’t work

Whatever your situation, we’re happy to take over ongoing support.


We Work With All Major Brands

Including but not limited to:

  • Zappi
  • Hypervolt
  • Pod Point
  • Wallbox
  • Easee
  • Ohme
  • Rolec
  • Project EV
  • EO

If parts are available, we can repair it. If not, we’ll guide you through the best replacement options.


Improving Safety & Peace of Mind

Even if your charger appears to be working fine, a safety check is worthwhile if:

  • You didn’t receive certification
  • The installation was done quickly
  • Something doesn’t seem right
  • You’ve noticed unusual behaviour

We ensure everything is safe, compliant and ready for everyday use.

When a Charger Is Beyond Repair

While many EV charger issues can be fixed with replacement parts or corrective work, there are situations where repairing the unit is no longer safe or cost-effective. In these cases, replacing the charger is often the best way to ensure long-term safety and reliable performance.


1. Internal Component Failure

Some chargers suffer major failures inside the unit, such as burnt components, failed PCBs, or damaged internal wiring. If replacement parts are unavailable or the repair would exceed the value of the charger, a new unit is usually the sensible choice.


2. Water Damage

Water ingress is a common cause of failure, especially for chargers installed outdoors without adequate sealing or protection. Moisture inside the unit can cause:

  • Short circuits
  • Corrosion
  • Permanent internal damage

If this happens, replacement is typically the only safe option.


3. Discontinued or Unsupported Models

Some chargers no longer have spare parts available, or the manufacturer has stopped offering support. In these cases, even minor faults can’t be repaired properly.


4. Unsafe Installations from Previous Installers

If a charger was installed with:

  • Undersized cabling
  • Incorrect earthing
  • No RCD/RCBO protection
  • No surge protection
  • Unsafe mounting or routing

it may be safer to replace the entire system rather than attempt piecemeal fixes.


5. Frequent or Recurring Faults

If a charger repeatedly:

  • Trips the RCD
  • Overheats
  • Fails to charge
  • Shows multiple error codes

it may indicate a deeper issue within the unit. Replacing it can save you ongoing repair costs and frustration.


6. Upgrading to Smart Features

Some owners choose to replace older or basic chargers to benefit from:

  • App control
  • Off-peak scheduling
  • Solar integration
  • Load balancing
  • Usage tracking

If your charger lacks the features you now need, upgrading can offer better performance and long-term value.


Clear, Honest Advice

We never push unnecessary replacements. If your charger can be repaired safely and affordably, we will recommend that option first. But if replacing the unit is the safest or most cost-effective solution, we’ll explain exactly why and provide clear next steps.

Why Choose Us for EV Charging Safety & Repairs

EV charger repairs and safety checks require more than basic electrical knowledge — they demand an understanding of how chargers interact with the wider electrical system, smart features, load management and vehicle communication. That’s where we excel.

As qualified electricians with extensive experience in EV charging, we approach every repair and safety inspection with a safety-first mindset. We don’t just fix symptoms; we identify the root cause and make sure the entire installation is safe, compliant and built for long-term reliability.

Being part of the Derbyshire Specialists Group also means you benefit from a coordinated team capable of handling any related electrical or property work. If your system needs remedial updates, earthing improvements or consumer unit upgrades, we can take care of everything without the need to bring in different contractors.

Homeowners, landlords and businesses choose us because we offer:

  • Thorough diagnostic testing — not guesswork
  • Qualified electricians experienced in EV systems
  • Repairs for all charger brands, even if we didn’t install them
  • Clear explanations without technical jargon
  • A safety-first approach to every job
  • Long-term support for future faults or upgrades
  • Professional correction of poor previous installations
  • Transparent pricing with no unnecessary upselling

Whether you need a simple fault fix, a full safety assessment or a charger replacement, we make the process clear, safe and stress-free.

MOST COMMON EV CHARGER SURVEY & REPAIR QUESTIONS:

  • Why does my EV charger keep tripping the RCD?

    Common causes include wiring faults, moisture ingress, a faulty RCD or internal charger issues. A safety check identifies the exact problem.

  • Can you repair chargers installed by another company?

    Yes. We repair and inspect chargers installed by national companies, independent installers and even those no longer trading.

  • What are the signs my charger needs a safety check?

    Warning lights, slow charging, warm cables, failed charges or unexplained tripping all indicate the system needs assessing.

Book an EV Charger Survey or Repair

If your EV charger isn’t working properly, you’ve noticed unusual behaviour, or you simply want reassurance that your installation is safe, we’re here to help. We carry out professional surveys, safety checks and repairs for homeowners, landlords and businesses across Derby and Derbyshire.

Whether your charger was installed by another company, is several years old, or is showing fault codes you don’t understand, we’ll assess the issue clearly and make your system safe and reliable again.



Get in Touch to Arrange a Survey or Repair

  • Send us photos of your charger and consumer unit
  • Let us know the brand and model (if you can)
  • Describe any fault codes or warning lights
  • Tell us when the problem started
  • Request a safety inspection if you’re unsure about the installation

We cover Derby, Allestree, Mickleover, Littleover, Spondon, Chaddesden, Oakwood, Belper, Ripley, Ilkeston and the wider Derbyshire region.

Whether you need a quick fix, a full diagnosis or a charger replacement, we provide clear advice and professional repairs you can trust.

Get in touch today to book your EV charger survey or repair.

Derbyshire Electrical Specialists provide:

Electric Vehicle Charger Installers Derby , Electric Vehicle Charger Installers Allestree, Electric Vehicle Charger Installers Ashbourne, Electric Vehicle Charger Installers Alfreton, Electric Vehicle Charger Installers Belper, Electric Vehicle Charger Installers Breaston, Electric Vehicle Charger Installers Clay Cross, Electric Vehicle Charger Installers Heanor, Electric Vehicle Charger Installers Hilton, Electric Vehicle Charger Installers Ilkeston, Electric Vehicle Charger Installers Long Eaton, Electric Vehicle Charger Installers Matlock, Electric Vehicle Charger Installers Ripley, Electric Vehicle Charger Installers Sandiacre, Electric Vehicle Charger Installers South Normanton, Electric Vehicle Charger Installers Somercotes, Electric Vehicle Charger Installers Swadlincote,