CCTV DIY Instructions
Security Camera Power Wire Splicing
and Connection – How To
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How to splice the power wires for a security camera
This procedure assumes that your cables are NOT already pre-made
(pre terminated) with the power connectors. If your cable already has
the DC adapter and you can connect it directly to the camera then you
do not have to follow the procedures below.
What you will need:
• 2 wire power wire
• DC power connector
• Cutter
• Wire insulation striper
• Twist-on wire connectors
• Insulation tape
1. This is your basic combo cable composed of RG59 coax cable and 18
gauge 2 wires - red and black wires for low voltage (suitable for a camera or
microphone).
2. Separate the coax from the power cables:
3. Then strip the insulation from the 2 wires about half an inch:
4. We do the same striping to the DC connector that connects to the camera.
This cable has 2 wires, usually one of them will be marked with a black or
white strip for negative and the other wire will be the positive:
5. The last step would be to take the 2 wires and splice them together: red to
red and black to red with black stripe (or a black cable with a white strip).
It is recommended using electrical wire twist-on connectors. This is the best
way to insure that the cables are connected firmly and then cover it with
electrical tape to avoid dirt or moisture in:
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