Solar, EV Charging, Electrical & Security Installations in West Sussex & the South East
Solar & battery storage that works around your life. Generate free energy during the day, store it, and power your home when your family needs it most — evenings, weekends, and everything in between.
10+
Years Experience
4
ISO Certifications
7
Service Disciplines
Why Choose Omni3
Trusted, Qualified & Independently Assessed
At Omni3, quality, safety and compliance are at the heart of everything we do. Our qualifications, certifications and industry memberships demonstrate our commitment to delivering electrical, renewable energy and security solutions to recognised professional standards.
Qualified
City & Guilds trained engineers working to the latest BS 7671 Wiring Regulations and industry standards.
Accredited
Independently assessed through recognised schemes including NICEIC, TrustMark, RECC and ISO-certified management systems.
Trusted
Delivering compliant, safe and professionally managed projects for homeowners, businesses, schools and commercial clients.
Our Accreditations & Memberships
Independently assessed. Professionally recognised. Committed to the highest standards.
NICEIC
Approved Contractor
TrustMark
Government Endorsed
RECC
Renewable Energy Consumer Code
CAI
Audio Visual Professionals
ISO 9001
Quality Management
ISO 14001
Environmental Management
ISO 27001
Information Security
ISO 45001
Health & Safety Management
Application in Progress
CHAS®
Application in Progress
MCS
Application in Progress
ECA
Application in Progress
CPA
Application in Progress
Quality, safety and compliance are at the heart of everything we do.
Learn more about our qualifications, accreditations and industry standards.
Buy it when it's cheap.
Use it when you want it.
Store free solar energy during the day and cheap grid energy overnight. Use it in the evening when your family needs it most — cooking, devices, heating, EV charging. All without paying peak rates.
Your Typical Day
Daytime
Solar generates & battery stores free energy while you're out
Evening
Family home, energy demand peaks — your battery powers it all
Overnight
Battery tops up from the grid at the cheapest rates
Generating
3.8kW
Battery
87%
Today's Energy Flow
AI Insight: Panel output 12% above forecast today
Know exactly what your
energy is doing.
Real-time dashboards show your solar generation, battery levels, grid usage and savings — all in one place. Our AI spots issues before they cost you money.
- Live solar, battery & grid data at a glance
- AI-powered alerts for maintenance & performance
- Weather-aware forecasting from Met Office data
- Tariff optimisation with Octopus Energy integration
Seven disciplines. One team.
From solar & battery storage to security and connectivity — we design, install and maintain integrated solutions so you deal with one accredited contractor, not seven.
Solar & Battery Storage
Generate free energy during the day, store it, and use it when your family needs it most. Buy cheap, use smart.
EV Charging
Future-proof your property with professionally installed EV charging points.
Electrical Contracting
Full-scope electrical work from new installations and rewires to testing and fault finding.
Security Systems
Hikvision CCTV, Pyronix intruder alarms & Paxton access control — integrated protection from trusted brands.
Data & Networks
Award-winning DrayTek routers, Wi-Fi 6 access points, managed PoE switches & structured cabling — enterprise-grade networks built to scale.
Hosted Telecoms & UC
Intermedia Unite cloud phone system with HD voice, video conferencing, team chat, AI features & 99.999% uptime.
Energy Audits
Understand where your energy goes and how to cut costs with a tailored plan.
Trusted brands. Expert installation.
We partner with industry-leading manufacturers across every discipline. Every product we install is chosen for reliability, performance and long-term value — not the highest margin.
Solar & Battery Storage
EcoFlow
Smart modular home battery storage with whole-home backup and intelligent tariff optimisation.
Learn more →Sigenergy
Premium all-in-one 5-in-1 energy system — solar inverter, EV DC charger, battery PCS, battery pack and energy management.
Learn more →SolaX
Reliable hybrid solar and battery storage with smart EV charger and heat pump integration.
Learn more →Aiko
High-efficiency solar panels delivering maximum generation per square metre of roof space.
Learn more →EV Charging
Easee
Sleek, compact smart charger with dynamic load balancing and app control.
Learn more →Zappi
Eco-smart charger that prioritises solar energy for self-powered EV charging.
Learn more →Ohme
Intelligent charger with real-time tariff integration — always charges at the cheapest rate.
Learn more →Pod Point
Approved domestic installer for one of the UK's most trusted EV charging brands.
Learn more →Security Systems
Hikvision
HD CCTV cameras with AcuSense AI detection, ColorVu full-colour night vision and remote app monitoring.
Learn more →Pyronix
Wireless intruder alarms with PyronixCloud remote monitoring, smartphone alerts and pet-friendly sensors.
Learn more →Paxton
Access control, door entry and PaxLock wireless smart handles — trusted by 30,000+ buildings worldwide.
Learn more →Data & Networks
Not sure which products are right for your property? We recommend the best solution during your free survey — based on your needs, not brand partnerships.
Book a Free SurveyBuilt on trust. Backed by accreditation.
We don't do hard sells. We do honest advice, expert work, and long-term relationships.
NICEIC Approved
Every installation meets the highest industry standards. Fully accredited, fully insured.
4 ISO Certifications
Quality, environmental, information security and health & safety — all independently audited.
One Team, Every Trade
No subcontractors. No finger-pointing. One accountable team handles your entire project.
No Pressure, Ever
Honest guidance and realistic expectations. We earn your trust through transparency, not sales tactics.
Tariff-Smart Design
We optimise systems for half-hourly tariffs, load shifting and energy arbitrage — saving you more.
10+ Years Experience
A decade of delivering projects on time, on budget, and to the highest standard across the South East.
Ready to power your property?
Get a free, no-obligation consultation. We'll assess your property, explain your options honestly, and design a solution that fits your budget.