G3 Surface Contact with Magnetic Interference Detection and Selectable Resistors Brown. This is compatable with all mainstream UK control panels and includes both eol and alarm by-pass resistor options. It has a microswitch tamper. 

Features:

Colour: Brown

Environmental Class 2 

Operation Gap : 30mm Approx 

Dimensions: 78mm x 25mm x 20mm 

Terminals : 4-Terminal Block 

Tamper - TACT Microswitch 

Includes Resistors compatible with - Honeywell, Ademco, Scantronic, Menvier, texecom, Pyronix, Castle, Aritech, DSC, Gardtec and Guardall Control Panels. 

Alarm Values 1k, 4k7,5k6,6k8,8k2 

EOL Values 1kr,2k2,4k7,5k6,8k2 

Just move easily accessible jumper to select. 

Note this contact already meets the requirements of EN50131-2-6: 2004.