{"product_id":"system-sensor-d4120-duct-smoke-detector-120v-ac-24v-ac-dc-volt-sound-alert-duct-mount-5-in-overall-ht","title":"System Sensor D4120 Duct Smoke Detector, 120V AC\/24V AC\/DC Volt, Sound Alert, Duct Mount, 5 in Overall Ht","description":"\u003cp\u003eThe SYSTEM SENSOR - D4120 is a Photoelectric, Duct Smoke Detector that falls under the category of Carbon Monoxide and Smoke Detectors. This device is engineered to detect smoke within air handling systems in commercial and industrial facilities. It employs photoelectric technology to sense changes in light caused by smoke particles, activating an alarm when levels surpass a certain threshold. The detector plays a vital role in early fire detection and prevention. Key Features of the SYSTEM SENSOR - D4120 Photoelectric, Duct Smoke Detector: • Type: Universal design suitable for various applications. • Air Velocity (FPM): Operates effectively between 100 to 4000 feet per minute air velocity range. • Alarm State (mA): Maximum current draw during alarm state ranges from 35mA RMS @120V AC to 130mA RMS @24V AC depending on power source. • Ambient Temp. Limits (F): Can function efficiently between temperatures ranging from -4 Degrees to 158 Degrees F. • Voltage: Compatible with multiple voltage sources including 24V DC\/AC and 120V AC for versatile use. • Mount Type: Can be mounted on both round or rectangular ductwork providing flexibility during installation .\u003c\/p\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall Width\u003c\/th\u003e\n\u003ctd\u003e2.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall Height\u003c\/th\u003e\n\u003ctd\u003e5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDepth\u003c\/th\u003e\n\u003ctd\u003e2 1\/2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Source\u003c\/th\u003e\n\u003ctd\u003eHardwired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Operating Temperature\u003c\/th\u003e\n\u003ctd\u003e158 Degrees F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandards\u003c\/th\u003e\n\u003ctd\u003eCSFM, FM, UL\/ULC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmbient Temp. Limits (F)\u003c\/th\u003e\n\u003ctd\u003e-4 Degrees to 158 Degrees F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e24V DC\/ 24V AC\/ 120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAlarm Aux. Contact @ 250V\u003c\/th\u003e\n\u003ctd\u003e10 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAlarm Aux. Contact @ 30VDC\u003c\/th\u003e\n\u003ctd\u003e10 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandby State (mA)\u003c\/th\u003e\n\u003ctd\u003eMax 25mA @24V DC\/ Max 55mA RMS @24V AC\/ Max 20mA RMS @120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAir Velocity (FPM)\u003c\/th\u003e\n\u003ctd\u003e100 to 4000 fpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAlarm State (mA)\u003c\/th\u003e\n\u003ctd\u003eMax 60mA @24V DC\/ Max 130mA RMS @24V AC\/ Max 35mA RMS @120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible With\u003c\/th\u003e\n\u003ctd\u003eAir Handling Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProducts By Industry\u003c\/th\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum Operating Temperature\u003c\/th\u003e\n\u003ctd\u003e-4 Degrees F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDetects\u003c\/th\u003e\n\u003ctd\u003eSmoke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHumidity Operating Range\u003c\/th\u003e\n\u003ctd\u003e0% to 95% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShape\u003c\/th\u003e\n\u003ctd\u003eRectangular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAC Contact Rating\u003c\/th\u003e\n\u003ctd\u003e10 A @ 250V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage Rating\u003c\/th\u003e\n\u003ctd\u003e120V AC, 24V AC\/DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDC Contact Rating\u003c\/th\u003e\n\u003ctd\u003e10 A @ 30V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAlert Type\u003c\/th\u003e\n\u003ctd\u003eSound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDetector Type\u003c\/th\u003e\n\u003ctd\u003eSmoke Detector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSensor Type\u003c\/th\u003e\n\u003ctd\u003ePhotoelectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent Rating\u003c\/th\u003e\n\u003ctd\u003e20 mA @120V AC, 25 mA @ 24V DC, 55 mA @ 24V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRelative Humidity - Minimum\u003c\/th\u003e\n\u003ctd\u003e0 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRelative Humidity - Maximum\u003c\/th\u003e\n\u003ctd\u003e95 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Source - TS Only\u003c\/th\u003e\n\u003ctd\u003eHardwired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eMexico\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":53912874680617,"sku":"KV2GWK9","price":280.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/3809\/4121\/files\/2GWK9_AS01.jpg?v=1789264658","url":"https:\/\/www.kvmtools.com\/products\/system-sensor-d4120-duct-smoke-detector-120v-ac-24v-ac-dc-volt-sound-alert-duct-mount-5-in-overall-ht","provider":"KVM Tools Inc.","version":"1.0","type":"link"}