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DSC RM-2 End-Of-Line Power Supervision Relay for 4-Wire Smoke Detectors
$29.40End-of-line power monitoring relay for 4-wire detection systems -
Honeywell 49841000 Relay, Adpro Ethernet PoE Module, 4I-4O
$585.89The main system manages the Ethernet I/O modules through a 10 Mbps Ethernet network connection.The core unit provides four inputs for monitored or unmonitored voltage-free contacts, including idle, alarm, tamper… -
Honeywell 49841010 Relay, Ext.PoE Extension Module4 in 4 Relay Out
$423.53The control system manages Ethernet I/O units over a 10 Mbps Ethernet networkThe base module provides four inputs for voltage-free contacts, which can be monitored or unmonitored for states like… -
Mircom TX3-8EC TX3 Series NSL 8-Relay Expander Cabinet
$379.01Enhances the TX3-NSL-8M Relay Control CabinetAccommodates 8 extra Telephone Line Relay CardsConnects seamlessly through dual cable connectionsPermits the integration of up to 16 backplanesSupports connectivity for up to 1,536 users -
Mircom TX3-NSL-8M TX3-Series Master NSL Relay Cabinet
$1,087.99Features the Essential NSL Control Board and NSL BackplaneEquipped with a PS-24/PS-24P Power TransformerCompatible with up to eight 2012K NSL Telephone Line Relay CardsIncludes Relay Cables for enhanced connectivity optionsCapable… -
Securitron RB-4-24 Relay Board, 24V DC, Amp
$113.52Incorporates relays for applications such as shunting, interlocking, and signaling within control systemsFeatures individual coil connections with options for common negative or positive configurationsServes as a replacement for socket mount…