MJ Mullins Electrical

Battery storage & backup power solutions in West Wales

Battery storage lets you keep more of the energy you generate, reduce grid usage and add resilience during outages. We install and configure battery systems with safety and performance in mind — across West Wales and wider Wales.

Cardigan • West Wales
Clear quotes • tidy work
Solar & battery specialists
What’s included Why it matters Our process FAQ Get a quote

What’s included

  • Battery storage system design and installation
  • Backup power configuration (where supported)
  • Integration with existing solar PV where suitable
  • Monitoring setup and performance checks
  • Electrical upgrades/protection as required
  • Commissioning and client handover

Why this matters

A well-designed battery system can increase self-consumption of solar, help reduce peak-rate electricity costs, and provide peace of mind. We focus on correct sizing, safe installation, and clear setup so you understand how to get the best from your system.

Our process

  1. Assess: Usage goals (savings, backup, solar optimisation) and available space.
  2. Design: Recommend suitable options and required electrical upgrades.
  3. Install: Tidy installation and safe commissioning.
  4. Handover: Monitoring walkthrough and guidance.
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FAQ

Can a battery work without solar PV?
In many cases, yes — batteries can be used for backup power or to shift usage, depending on your setup.
Do you cover rural properties?
Yes — we frequently work in West Wales including rural locations.
Will a battery power my whole house in a cut?
It depends on battery size and your essential loads. We can advise and design around priority circuits where needed.

Serving Cardigan, Newcastle Emlyn, Crymych, Pembrokeshire, Carmarthenshire, Ceredigion and all of Wales.

Get a quote

Call 07837799808 or email mike@mjmullinselectrical.com, or use the contact form.

Request a quote