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Solar Compatibility Guide

Can I run LED house numbers on solar power?

Yes — Luxello illuminated house numbers run on 8–12V AC or DC low voltage and are fully compatible with standard 12V solar power systems. No mains connection required. This guide explains exactly how it works.

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01

How solar-powered house numbers work

Yes — Luxello illuminated house numbers can be run on solar power. Because they operate on 8–12V AC or DC low voltage, they are fully compatible with standard 12V solar power systems. No mains connection is required.

Luxello house numbers are not solar-integrated products — they do not have a small solar cell built into the sign itself. Instead, they connect to an external 12V solar power system (the same low voltage standard used for garden path lighting, pond pumps, and solar garden lights). The solar panel and battery are mounted separately and supply 12V DC to the numbers via cable.

This approach produces dramatically better results than cheap solar-integrated house number signs, where the integrated panel is typically too small for UK light levels and the battery fails within one to two years.

02

What equipment do I need?

ComponentSpecification
Solar panel10W–30W, 12V output — mount south-facing, unshaded
Solar charge controllerRegulates charge to battery, prevents overcharge
12V batteryDeep-cycle, 7Ah–20Ah — stores daytime energy for night use
2-core 12V cableFrom battery to number — no polarity
Photocell switch (optional)Dusk-to-dawn sensor for automatic night illumination

As a guide: a 10W solar panel and 7Ah battery is sufficient for one to two Luxello numbers on a nightly dusk-to-dawn cycle, with several nights of reserve for cloudy days. For three or more numbers, use a 20W panel and 12Ah battery. All components are available from garden lighting, caravan, or off-grid power suppliers.

UK solar note: Mount the panel south-facing at a 30–45° angle for optimum year-round output. In winter, UK solar irradiance is lower — ensure adequate battery reserve (7Ah minimum) to maintain continuous night-time illumination.

03

Solar-compatible vs solar-integrated — a critical difference

Solar-compatible — Luxello

External 12V solar system powers a solid metal illuminated number. Consistent, bright illumination all night. Battery provides reserve for cloudy days. 15–20 year product lifespan. 10-year replacement LED panel guarantee. Properly engineered system.

Solar-integrated — cheap alternatives

Tiny panel built into a plastic sign. Insufficient panel area for UK light levels in winter. Poor quality battery that fails within 1–2 years. Dim, inconsistent illumination. Not fit for purpose in a UK climate.

04

Frequently asked questions

Yes — Luxello illuminated house numbers operate on 12V low voltage, making them fully compatible with standard 12V solar power systems. Connect a 12V solar panel, charge controller, and deep-cycle battery to power the numbers with no mains connection. This is different from cheap solar-integrated plastic signs, which perform poorly in UK light levels.
No — if you use a 12V solar power system, Luxello illuminated house numbers can operate with no mains electricity connection whatsoever. A solar panel, charge controller, and 12V battery provides all the power needed. This makes installation possible anywhere, including locations with no convenient access to mains power.
A 10W 12V solar panel is typically sufficient for one to two Luxello numbers (approximately 5W each) on a nightly dusk-to-dawn cycle, with a 7Ah battery providing several nights of reserve on cloudy days. For three or more numbers, a 20W panel and 12Ah battery is recommended. Mount south-facing and unshaded for maximum UK output.
A properly specified 12V solar system with adequate panel wattage and battery capacity will operate illuminated house numbers through UK winter. UK solar irradiance in winter is lower than summer, so a 7Ah minimum battery reserve is important. Cheap solar-integrated plastic signs often fail in UK winter — a properly specified external system avoids these problems entirely.
It depends entirely on the product type. Cheap solar-integrated signs with a small panel built into a plastic number perform poorly in the UK — undersized panels and batteries that fail within 1–2 years. A quality solid metal Luxello number powered by a properly specified external 12V solar system performs excellently — consistent bright illumination, a 15–20 year product lifespan, and a 10-year replacement LED panel guarantee — so the metal housing is never made obsolete.