Sewosy VMPO242/484M electromagnetic door holders 24v Power Supply a group or zone of

a group or zone of devices or as a common output

It is an excellent choice for overcoming fire door retaining problems and

on-board fire and fault relays and combined keypad/key-switch entry

controllers without handsets are available (ECU-8NT)

35mm remote jack sockets - one for use with a QT635 enuresis/bed wet sensor and one that will accept a floor pressure mat (QT644)

Sewosy VMPO242/484M electromagnetic door holders 24v Power Supply a group or zone ofSewosy VMPO242 484M electromagnetic door holders are designed to hold open swinging fire doors and fire smoke shutters. These electrically powered hold open devices are an integral part of an effective fire protection system. Mounted on a stationary surface, these holding magnets bind to a contact plate mounted on the door and ensure it is held open. Release of fire door can be triggered: remotely by interrupting the electrical power supply, manually