4 Screw Single Reed Flush Contact +Tamper +2k2/4k7 Resistors

Grade: 2
Model: A452K24K7

A 4 screw flush contact designed to meet the requirements of Security Grade 2.

A microswitch provides detection of removal from the fitting recess.

This variant of the A452K24K7 is supplied with prefitted 2k2/4k7 resistors suitable for most Cooper, Scantronic, Menvier, Texecom, Castle & Pyronix security panels. Use of these resistors is optional.

Along with fitting screws, A452K24K7 is also supplied with a contact sheath – useful for installations where the fitting recesses have drilled a little wider than 20mm or are otherwise awkward.

SKU: A452K24K7 Categories: ,
Environmental Class

II – Indoor Controlled


4 screw



Make Distance


EOL Resistors


Alarm Resistors


Barrel Dimensions

CONTACT: 19mm diameter, 16.5mm deep (21mm diameter, 22.5mm deep with sheath)

MAGNET: 20mm diameter, 13mm deep

Plate Dimensions

CONTACT: 22mm x 36mm x 2.5mm MAGNET: 22mm x 36mm x 2.2mm

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