C30 is a 4 wire pencil fit flush contact designed to meet the requirements of Security Grade 2.
Of the 4 available wires, two carry the signal from the switch while the remaining two function as a tamper loop.
The C series of contacts are designed to have a small form factor and easy push fit installation. They are ideal for use on windows or anywhere a standard 20mm recess will not work.
This contact comes with a bespoke 3.5 metres of fly lead.
III – Outdoor sheltered
3.5m – 4 wire
8.5mm diameter, 29mm deep