{"product_id":"system-sensor-p2rled-lf-low-frequency-led-wall-sounder-strobe-red","title":"System Sensor P2RLED-LF Low-Frequency LED Wall Sounder Strobe, Red","description":"\u003ch2\u003eSystem Sensor P2RLED-LF Low-Frequency Wall Sounder Strobe\u003c\/h2\u003e\n\n\u003cp\u003eThe System Sensor P2RLED-LF Low-Frequency Wall Sounder Strobe is a red, wall-mounted fire notification appliance combining a 520 Hz ± 10% square-wave audible signal with an LED strobe. Designed for sleeping-space notification applications, it operates from 16 to 33 VDC and provides seven field-selectable candela settings.\u003c\/p\u003e\n\n\u003cp\u003eThis L-Series device suits hotels, apartments, dormitories, healthcare environments, and other installations requiring low-frequency audible and visual notification. Installers can select Temporal 3, Temporal 4, or continuous signaling with high or low volume. Candela choices from 15 through 185 cd support different room sizes and coverage requirements while LED technology reduces notification appliance circuit current demand.\u003c\/p\u003e\n\n\u003cp\u003eThe P2RLED-LF uses a plug-in mounting design with a shorting spring that allows wiring continuity checks before appliance installation. Built-in digital voltage meter test points support end-of-line voltage troubleshooting without removing the device. It remains electrically compatible with legacy SpectrAlert Advance and L-Series devices across its specified operating voltage range and supports System Sensor synchronization.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e520 Hz Low-Frequency Signal:\u003c\/strong\u003e Generates a 520 Hz ± 10% square-wave tone for sleeping-space fire notification applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Visual Notification:\u003c\/strong\u003e Uses LED strobe technology to reduce current demand while providing visible emergency signaling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeven Candela Settings:\u003c\/strong\u003e Select 15, 30, 75, 95, 110, 135, or 185 cd directly at the appliance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable Audible Modes:\u003c\/strong\u003e Choose Temporal 3, Temporal 4, or continuous signaling with high and low volume options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDVM Test Points:\u003c\/strong\u003e Measure device voltage with a digital voltage meter without removing the appliance from the wall.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-In Mounting:\u003c\/strong\u003e Minimizes intrusion into the back box and includes a shorting spring for wiring continuity checks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Synchronization:\u003c\/strong\u003e Supports approved power supplies using the System Sensor Sync protocol or an MDL Sync Module.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e System Sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e P2RLED-LF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e L-Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Low-Frequency Sounder Strobe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Wall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudible Frequency:\u003c\/strong\u003e 520 Hz ± 10%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaveform:\u003c\/strong\u003e Square wave\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTone Settings:\u003c\/strong\u003e Temporal 3, Temporal 4, continuous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolume Settings:\u003c\/strong\u003e High and low\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound Output:\u003c\/strong\u003e 81 dBA high, 78 dBA low\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall Strobe Candela Settings:\u003c\/strong\u003e 15, 30, 75, 95, 110, 135, 185 cd\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrobe Flash Rate:\u003c\/strong\u003e 1 flash per second\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e Regulated 24 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e 16 to 33 VDC, 24 V nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage with MDL Sync Module:\u003c\/strong\u003e 16.5 to 33 VDC, 24 V nominal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Terminal Wire Gauge:\u003c\/strong\u003e 12 to 18 AWG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 32°F to 120°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHumidity Range:\u003c\/strong\u003e 10% to 93% non-condensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 5.7\" L x 4.7\" W x 2.2\" D, including lens\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Draw Candela Sequence:\u003c\/strong\u003e 15 \/ 30 \/ 75 \/ 95 \/ 110 \/ 135 \/ 185 cd\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemporal 3 High Current Draw:\u003c\/strong\u003e 90 \/ 95 \/ 117 \/ 125 \/ 131 \/ 137 \/ 145 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemporal 3 Low Current Draw:\u003c\/strong\u003e 89 \/ 89 \/ 89 \/ 89 \/ 89 \/ 91 \/ 99 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemporal 4 High Current Draw:\u003c\/strong\u003e 89 \/ 89 \/ 89 \/ 89 \/ 90 \/ 97 \/ 125 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemporal 4 Low Current Draw:\u003c\/strong\u003e 89 \/ 89 \/ 89 \/ 89 \/ 89 \/ 89 \/ 91 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous High Current Draw:\u003c\/strong\u003e 137 \/ 138 \/ 158 \/ 163 \/ 169 \/ 176 \/ 185 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Low Current Draw:\u003c\/strong\u003e 88 \/ 89 \/ 89 \/ 91 \/ 97 \/ 104 \/ 113 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSynchronization:\u003c\/strong\u003e System Sensor Sync protocol or System Sensor MDL Sync Module with approved power supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Compatibility:\u003c\/strong\u003e Legacy SpectrAlert Advance and L-Series devices at 16 to 33 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL Listing:\u003c\/strong\u003e S4011\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL\/ULC:\u003c\/strong\u003e Listed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFM Approval:\u003c\/strong\u003e PR472993\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSFM:\u003c\/strong\u003e 1653:0157\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Mexico\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"System Sensor","offers":[{"title":"Default Title","offer_id":46717491740869,"sku":"SYS-P2RLEDLF","price":132.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3085\/3829\/files\/1-system-sensor-p2rled-lf_bf6b0ec6-1464-44b8-9107-fca29ecdb665.jpg?v=1786575376","url":"https:\/\/avlgear.com\/products\/system-sensor-p2rled-lf-low-frequency-led-wall-sounder-strobe-red","provider":"AVLGEAR","version":"1.0","type":"link"}