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Solar power in Thames Heritage villas, coastal homes and local business

Open, sunny roofs across the Thames flats, salt-air-rated mounting near the coast, and homes that run from 1880s heritage villas to newer Kopu-side builds. We install solar across all of it, installed and certified by a registered electrician and EWRB-registered inspector, with the required independent inspection arranged.

2x Electrician & inspector
20+ Years on the tools
Ngatea Locally based
1 Point of contact
solar PV array installed on a Thames residential property Image: solar PV array installed on a Thames residential property

How does solar power actually work?

Solar power turns daylight into the electricity your property runs on. Panels on the roof generate power whenever it is light, an inverter converts it into the same supply your sockets and appliances use, and your property runs on that first before the grid tops up anything extra. Add a battery and the daytime power you do not use is stored for the evening or a power cut, rather than exported cheaply.

The panels

Mounted on the roof, they generate electricity from daylight, not heat, so they still produce on a bright overcast day. More panels means more generation.

The inverter

The brains of the setup. It converts the panels' raw output into the standard supply your appliances run on and manages the flow between solar, the grid and any battery.

The battery

Optional, but the difference between losing power in a cut and not. It stores daytime solar so the essentials keep running into the evening and through an outage.

Solar that suits Thames specifically

The Thames installs aren't generic. Five things shape every quote we write here.

Open flats, clear roofs

Few obstructions and good roof aspects across the Thames streets, so a well-sized array has plenty to work with.

Heritage roofs checked first

Villa tile, slate and pressed-tin around Pollen Street get the roof structure assessed before anything is drilled.

Coastal means marine-rated

Within sight of the firth, stainless fasteners, sealed cable entries and marine-rated AC isolators are standard.

Daytime commercial load

Pollen Street cafes and shops run fridges and machines all day, so a business uses most of its solar on-site.

Switchboard often upgraded too

Older homes on rewireable fuses need a modern RCD board to meet AS/NZS 3000 before solar goes on. We bundle that into the job where needed.

Which solar system fits your Thames property?

Three setups cover almost every Thames install. The right one comes down to your roof, your daytime usage and whether you need power through an outage. Thames sits in Powerco territory, so the grid-tied and hybrid options run through a connection application we handle for you.

Grid-tied

Panels feed the house and export any surplus to the grid. The lowest-cost setup, but with no backup when the power is out. A common fit on the open, sunny roofs across the Thames flats.

Best suited to

  • Thames-flats homes and commercial sites where outages are not a worry
  • Getting the most panels for the lowest spend
  • Daytime power users who export the surplus

Less suited to

  • Properties that need power through a storm cut

Hybrid with battery

Panels plus a battery, so daytime solar is stored and the essentials keep running when the grid drops out. The usual family-home pick in Thames.

Best suited to

  • Keeping the fridge, freezer or water pump on through an outage
  • Using more of your own solar after dark
  • Backup for after-hours commercial refrigeration

Less suited to

  • The tightest budgets, the battery adds to the upfront cost

Off-grid

A standalone system with enough panels and batteries to run the property with no grid connection at all. Built with headroom for the dull stretches.

Best suited to

  • Inland blocks on the fringe of the Thames Coast
  • Sites where a grid connection is costly to bring in
  • Owners wanting full independence from the lines company

Less suited to

  • Town and flats homes where grid supply is already good

Want the detail on standards, the lines-company application and the switchboard upgrade path? It is all in our full solar guide.

Read the full solar guide
Finance Available

Spread the cost of your upgrade

Ask us about Q Card. Get the job done now and pay it off over time.

  • Switchboards
  • Heat pumps
  • Solar
  • Ventilation
  • Larger projects

Banks also offer low-interest green loans for eligible energy efficiency upgrades, worth asking yours. Q Card is provided by a third party, lending criteria, fees and terms apply.

Why Thames trusts Charly with solar

A registered electrician and inspector, 20 minutes from Thames, who stands behind the system once it is live.

Charly on site, Thames Photo: Charly on site, Thames

Certified, then independently inspected

Charly is a registered electrician, so he installs and certifies the job himself. Grid-tied solar also needs an independent inspector to sign it off, and as an EWRB-registered inspector he knows exactly what that takes and arranges it.

Used to coastal

Salt-air mounting hardware is standard, not an upcharge. Marine-rated gear is what goes on any Thames property within reach of the firth.

Local enough to be there fast

We're around 20 to 25 minutes from Thames at the Ngatea base. No long haul in from Tauranga or Auckland on top of the bill, and a same-week visit is realistic.

Get a free solar quote

Free on-site visit. No obligation.

Thames solar questions we get most

Straight answers to what people ask before they book a visit. Anything not here, just give us a call.

Can you put solar on an older house?
Usually yes – it comes down to the roof and the switchboard. We check the roof's condition and what's underneath before we drill anything, and we'll tell you if the board needs doing first. We won't put holes in a roof without knowing what it can take.
Will salt air be a problem near the coast?
Yes, if you're close to the water. Salt air rusts out standard fasteners well before the panels are done, so on coastal jobs we use stainless fasteners and sealed cable entries. They cost a bit more upfront and last the life of the system.
Can you do solar for a business, not just a house?
Yes. Solar works well for most businesses because you use most of your power during the day, when the panels are generating. We design with your after-hours load – refrigeration, security, EFTPOS – in mind, and a battery is an easy add-on for outage backup.
Will I need a switchboard upgrade first?
If your switchboard has rewireable fuses or is otherwise too old to take a solar connection, yes. The new work has to meet AS/NZS 3000 before solar is connected, which usually means a board upgrade. We bundle it into the solar quote and sort all the paperwork.
Do I need a battery?
Only if you use most of your power in the evening, or you want power-cut backup for the freezer, fridge and water pump. Plenty of homes are better off grid-tied without one. Battery sizing depends on which circuits you want backed up. See Battery Storage Solutions for the detail.
Does someone else have to inspect the install?
Yes. Grid-tied solar is high-risk work, so it has to be checked by an independent registered inspector. Charly installs and certifies the job and arranges that inspection for you, so it's all handled and you have one point of contact throughout.
How does the grid connection work for solar in Thames?
Thames is served by Powerco, so a grid-tied or hybrid system needs a connection application to them before it can be switched on. We handle that application as part of the job. Timeframes vary with Powerco's workload, so we get the paperwork in early rather than leaving it to the end.
Can you wire a new build to be solar-ready?
Yes. New builds are some of the easiest installs – modern roof, modern switchboard, nothing to work around. We can wire it solar-ready during construction so the panels go on cleanly later, or fit the system once you've moved in.
Same-Day Callback

Free solar quote across Thames and the flats

Thinking about solar on a Thames home, a heritage villa or a Pollen Street business? Charly's the one to call. No call-out fee for the quote, and you'll hear back the same day.

EWRB Registered Electrician + Inspector
20+ Years on the Tools
27 Towns Covered
20+ Five-Star Reviews