By the SightShield team · · 3 min read
Why mounting matters
Many outdoor camera problems are not camera problems. A camera fixed straight to a wall with its cable pushed through a hole will let water into the connection within one monsoon. A camera on a thin pole will shake in the wind, blurring footage and setting off motion alerts. A camera within arm’s reach will be turned to face the sky. Good brackets, junction boxes and poles cost little compared with the camera, and they decide how long it keeps working.
The main types of mount
| Mount | Use it for |
|---|---|
| Junction box (back box) | Under almost every outdoor camera; hides the connector and cable loop in a sealed box |
| Wall bracket | Bullet and dome cameras on walls where the camera must project out to see along the wall |
| Corner bracket | Building corners, so one camera sees along two walls |
| Pole-mount bracket | Fixing cameras to round or square poles with steel straps or clamps |
| Pendant or ceiling mount | Domes under porches, canopies and basement beams |
| Parapet or gooseneck mount | Fixing to the top of a parapet wall to look down over a compound |
Junction boxes and cable entry
- Use the junction box designed for the camera model so the base seals properly.
- Bring the cable in from below or the side, never from the top, so water runs away from the entry.
- Make the network connection inside the box and wrap or use a waterproof connector cap.
- Leave a small cable loop inside the box for future re-termination.
- Seal unused entries and any gap around conduit with outdoor-grade sealant.
Poles for compounds and gates
When there is no wall in the right place — the middle of a yard, a long boundary, a gate set back from the building — a pole is the answer. For most sites a galvanised steel pole of about 3 to 6 m is enough; taller poles need a proper concrete foundation and a structural check. The pole should be stiff enough that the camera does not sway in wind, with a lockable box at the base for a switch, surge protector and power supply.
Earth the pole and every camera on it. Tall metal poles in open yards are exposed to lightning, and Bangalore’s pre-monsoon storms are frequent enough that unearthed poles regularly lose cameras and switches.
Lightning and surge protection →Height and reach
About 2.7 to 3.5 m is the usual height for cameras that need to identify faces at a door or gate: high enough to be out of easy reach, low enough to see faces rather than tops of heads. Overview cameras can go higher. Anything below about 2.5 m in a public area should be a vandal-resistant dome in a sturdy mount.
Camera placement rules →What to ask your installer
- Which mount and junction box will each camera use, and are they the matching models?
- Where will cables enter, and how will they be sealed?
- Will cables be in conduit outdoors, and UV-resistant where exposed to sun?
- Are poles galvanised, earthed and on proper foundations?
- Is the mounting included in the quote, or charged separately?
Worked example
A villa owner in Sarjapur had four cameras fitted directly to the wall, with cables entering from above. After the first heavy rain two cameras failed and another fogged up. We refitted all four on matching junction boxes with bottom entry and sealed conduit, moved the gate camera to a 3 m galvanised pole with a base box and surge protection, and set every camera at about 3 m height. All four have run through two monsoons without a fault.
Quick answers
Do outdoor cameras need a junction box?+
Almost always. It protects the cable joint from water and gives a neat, tamper-resistant finish.
How high should a CCTV pole be?+
Usually 3 to 6 m for gates and compounds. Taller poles need engineered foundations.
Why does my camera image shake?+
The mount or pole is too flexible, or the camera is on a long bracket. A stiffer pole or shorter mount usually fixes it.
Should cables come in from the top?+
No. Bring them in from below or the side so water runs away from the entry.
Does every pole need earthing?+
Yes, especially tall poles in open yards, along with surge protection on the cables.