Protectowire PHSC-172-EPC Linear Heat Detection LHNRC3 It provides either a 2-wire

It provides either a 2-wire or 4-wire fault tolerant initiating device circuit (IDC) for normally open contact fire alarm and supervisory devices or normally open or closed security devices

Silent Knight SK-ZONE Intelligent Two-Wire Interface Module for use with Honeywell Silent Knight Series Fire Alarm Control Panels (FACPs)

Napco AL-ID1326/25 Prox/Access Id Cards 25 Pack

The switches are actuated when a fl ow of 10 gallons per minute (38 LPM) or more occurs downstream of the device

Protectowire PHSC-172-EPC Linear Heat Detection LHNRC3 It provides either a 2-wireProtectowire, PHSC EPC 172F 78C Brown Jacket Linear Heat Detection