{"product_id":"fire-alarm-control-relay-multi-voltage-spdt-mr-101-c-air-products","title":"Fire Alarm Control Relay Multi-Voltage SPDT MR-101\/C | Air Products","description":"\u003cdiv\u003e\n\u003ch1\u003eAir Products MR-101\/C Multi-Voltage Fire Alarm Control Relay\u003c\/h1\u003e\n\u003cp\u003e\nThe Air Products MR-101\/C is a versatile multi-voltage control relay designed for seamless integration within fire alarm, HVAC, security, and building automation systems. This single-relay module, housed in a compact gray enclosure, provides reliable switching performance for a variety of industrial and commercial applications.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMulti-Voltage Input\u003c\/b\u003e: Operates on one of four input voltages: 18-35 VDC or VAC, 120 VAC, or 230 VAC, offering flexible compatibility with various control circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSPDT Contacts\u003c\/b\u003e: Features Single Pole Double Throw (SPDT) contacts with a 10 Amp (or 7 Amp) rating for versatile switching capabilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLED Status Indicator\u003c\/b\u003e: A red LED illuminates when the relay coil is energized, providing a clear visual indication of the relay's operational status and simplifying system checks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Enclosure\u003c\/b\u003e: Encased in a sturdy gray enclosure with LED viewing ports, protecting internal components while allowing for easy monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTrack Mount Design\u003c\/b\u003e: Can be track mounted as a single relay module or \"snapped apart\" from a standard four-module assembly for independent use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDiode Polarized DC Inputs\u003c\/b\u003e: Ensures correct polarity for DC control inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUL Listed\u003c\/b\u003e: Recognized under Standard 864 as a Control Unit Accessory (UOXX), ensuring compliance with safety and performance standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis multi-voltage control relay is an essential component for any comprehensive safety and control network. It acts as a crucial bridge, enabling fire alarm control panels to communicate with and activate various external systems, such as automatically closing fire doors, shutting down HVAC systems to prevent smoke spread, or activating emergency lighting and sprinkler systems. Its multi-voltage input and clear LED status indicator streamline installation and troubleshooting, saving valuable time during system setup and maintenance. Whether for system status, controlling electrical loads, or general-purpose switching, the MR-101\/C offers robust and efficient performance for commercial and industrial environments.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Fredland Supply Company","offers":[{"title":"Default Title","offer_id":48687410315512,"sku":"FA-697-2","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0682\/7183\/3336\/files\/SimplexSimplex2088-9008_horizontal.png?v=1780091319","url":"https:\/\/fireprotectionparts.net\/products\/fire-alarm-control-relay-multi-voltage-spdt-mr-101-c-air-products","provider":"Fire Protection Parts","version":"1.0","type":"link"}