Will a solar CCTV tower still run through a Hampshire winter?
Published 16 September 2026
Hire quotes in August rarely mention December. Then the site goes dark at 4pm, the sky stays grey for a week, and someone asks whether the tower is still recording. For construction compounds, vacant land and farm yards across Hampshire, that is the question that decides whether solar CCTV tower hire is a winter tool or a fair-weather extra.
Solar does not mean “it only works in July”
A rapid-deployment tower is a solar-and-battery system, not a panel taped to a camera. The panels charge LiFePO4 batteries; the cameras, radio and analytics draw from the battery, not straight from the sun. Short winter days reduce how fast you refill that battery. They do not, on a properly specced platform, switch the cameras off at dusk.
What fails in winter is the underspecced hire: a compact motion unit asked to run four cameras, a hungry 4G router and a floodlight on a north-facing plot behind a stack of cabins. Match the platform to the load. Our Vigil 700 and Vigil 1000 are the winter workhorses — twin panels and dual batteries on the 1000, mast height that actually sees over stacked materials.
What actually drains a tower after dark
- Camera count and recording resolution — four heads cost more watt-hours than one
- Always-on IR or white light used as a deterrent
- Poor siting: panels in shade, facing a wall, or under a tower crane’s shadow
- Radios fighting a weak 4G cell, constantly reconnecting
Human and vehicle analytics help here. They cut the 3am fox-across-the-beam events, so you are not writing every frame to disk and pushing every clip over 4G. That is the same stack described on our technology page — it is not a winter add-on, it is how the camera spends less energy on rubbish.
Siting is half the winter job
In June you can get away with a tower tucked in a corner. In December the panels need sky. Face them south as far as the compound allows, keep them out of the welfare cabin’s shade, and do not park the telehandler in front of them for a fortnight. We check that on the site review — the same visit that decides whether you need a construction site CCTV layout or a farm and rural one.
If the plot is a courtyard with no sky, say so before the tower arrives. That is a mains-backed job, not a solar one. Pretending otherwise is how people end up with a black screen in January.
When to add mains, or monitoring, instead of hoping
A long, static vacant property with a consumer unit on site can take a mains trickle and stop worrying about December. A live build with no power to the compound should not wait for the electrician. That is the point of off-grid hire: live in 48 hours, no trenching.
Optional 24/7 monitoring does not charge the battery, but it does mean a person sees a genuine alert at 2am when the site manager is asleep. Winter theft still happens on shutdowns and empty plots. If the outcome you need is a challenge, not just a clip for the insurer, read monitoring.
Hire week to week through the dark months
Phases slip. A six-week autumn job becomes a January one. We do not run a 4–8 week minimum, so you are not paying for summer rates on a winter extension you did not plan. If the compound moves to the next plot, the tower moves with it — that is what redeployable CCTV is for.
Send the address, the hire window and whether you need recorded evidence or a visible deterrent. We will say which Vigil platform belongs on that site in this season, and what the weekly figure includes — including whether solar is honest for that plot, or whether you should plan a mains lead.
Need a tower that will still be recording in December?
Tell us the site, the hire period and whether the plot has sky — or a socket. Written quote, no minimum tie-in.