NEED A NEW
INVERTER?
Get a fast,
Affordable Inverter Replacement
with Expert Installation
Quality Matters
We only install equipment we trust — from brands that stand behind their products with long manufacturer guarantees and proven performance. Whether it’s solar panels, inverters, or batteries, we choose high-quality systems designed for reliability, efficiency, and peace of mind.
Below are some of the trusted manufacturers we work with — because when it comes to powering your home, quality really does matter.
Do you need, your inverter checked?
FREE INVERTER HEALTH CHECK
IS YOUR INVERTER STILL WORKING SAFELY, TO DELIVER YOUR CHEAP CLEAN ENERGY?
The Standards We Work To
At Whitstable Solar, we believe that doing things properly matters. That’s why we adhere to the highest industry standards and maintain trusted accreditations. We’re a NICEIC Approved Contractor, certified by the Microgeneration Certification Scheme (MCS), and part of the Renewable Energy Consumer Code (RECC) — ensuring our installations are safe, compliant, and built to last.
We’re also proud to be working towards Constructionline Gold status and are registered with TrustMark, the UK government-endorsed quality scheme. Our systems are installed to BSI-recognised standards, giving you complete confidence in both performance and protection.
These aren’t just logos — they’re your assurance that we do things right, every time.
How much does it cost to replace my inverter?
Inverter replacements are a common part of keeping your solar system running efficiently. Costs depend on the type of inverter and your system’s setup, but most standard replacements are around £900, including installation.
Below are a few of the most popular options — from straightforward string inverter replacements to battery-ready hybrid inverters if you’re thinking about future storage.
All models shown come with long manufacturer warranties and are installed to MCS standards, ensuring safety, reliability, and long-term value.
GivEnergy Inverters –
Smart, Battery-Ready, Built in the UK
GivEnergy inverters are a popular choice for homeowners looking to replace a failed inverter or upgrade to a battery-ready system. Designed and supported in the UK, they offer excellent reliability, smart monitoring, and seamless integration with GivEnergy battery storage — whether you add it now or later.
With a range of models to suit different system sizes, GivEnergy inverters come with long manufacturer warranties, user-friendly apps, and a strong reputation for customer support.
Below are some of the most commonly installed GivEnergy inverter replacements — fully installed and configured by our experienced team.
£900 (3.6kw String Inverter & Installation)
£1000 (5-6kw String Inverter & Installation)
£1400 (with 3.6kw Battery Ready & Installation)
£1500 (with 5-10kw Battery Ready & Installation)
Fox ESS EVO All‑In‑One Hybrid System
The Fox ESS EVO combines a high-efficiency hybrid inverter with a 10.24 kWh LiFePO₄ battery in a single, floor-standing IP66-rated unit. Available in 5 kW, 8 kW, and 10 kW models, it features 300 % PV oversizing, triple MPPT, and built-in EPS backup with overload capacity. With 95 % depth of discharge, natural cooling, FoxCloud monitoring, and parallel scalability up to 30.7 kWh, it’s a sleek, powerful solution backed by a 10-year battery and 5-year inverter warranty.
£4,900 (5kw Inverter)
£5,200 (8kw Inverter)
£5,500 (10kw Inverter)
Instagen String Inverters – Reliable, Affordable, Straightforward
Instagen string inverters are a great choice for replacing a failed or ageing inverter in a standard solar PV system. Designed for simplicity, reliability, and value, they offer a cost-effective solution for homeowners who don’t need battery storage or hybrid features.
With a clean design, straightforward installation, and built-in monitoring, Instagen inverters are ideal for keeping your system running smoothly without unnecessary complexity.
All models come with long manufacturer warranties and meet full UK safety and performance standards — giving you peace of mind at a sensible price.
£750 (3kw Inverter & Installation)
£800 (3.6kw Inverter & Installation)
£850 (5kw Inverter & Installation)
We'd love to hear from you
