{"product_id":"honeywell-hlsps50-power-supply-unit","title":"Honeywell HLSPS50 Power Supply Unit","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell HLSPS50\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eHLSPS50\u003c\/strong\u003e Power Supply Unit, operates as a dedicated hardware component for monitored direct current distribution and backup power management within fire alarm and security systems. The unit accepts primary line input voltages from 115 to 230 VAC, converting AC utility power into a regulated 28 VDC bus output across two monitored output channels.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eHLSPS50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard Enclosure Weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e377 mm x 408 mm x 92 mm (W x H x D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e150 W Max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e115 to 230 VAC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e28 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e5.0 A (Battery charging disabled)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFault Relay Rating\u003c\/td\u003e\n\u003ctd\u003e1 A @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Fault Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe HLSPS50 incorporates dual-channel isolated output terminals engineered to prevent common-mode noise transfer and ground fault propagation across field safety loops. The internal regulation circuit monitors output rails while executing automatic battery charging routines (300 mA for 7.2Ah batteries or 600 mA for 17Ah batteries). High-frequency filtering isolates downstream 4-20 mA HART loop protocol lines and digital detection circuits from AC line ripple, preserving signal purity across connected fire alarm infrastructure.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What size backup batteries can be installed directly inside the HLSPS50 enclosure? A: The physical cabinet internal battery room accommodates up to two 18Ah batteries.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum conductor size accepted by the main wiring terminal blocks? A: The terminal blocks accept power and field signal wiring up to 2.5 mm square CSA.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the primary AC mains circuit breaker prior to mounting or servicing the power supply cabinet.\u003c\/li\u003e\n\u003cli\u003eMount the enclosure securely using the four mounting hole centers located at 337 mm horizontally and 352 mm vertically.\u003c\/li\u003e\n\u003cli\u003eTerminate primary 115-230 VAC mains wiring onto the protected input block, ensuring a minimum engagement of 5 full threads on terminal fasteners.\u003c\/li\u003e\n\u003cli\u003eRoute low-voltage 28 VDC output and fault relay wiring in separate raceways from high-voltage AC utility conductors with at least 200 mm clearance.\u003c\/li\u003e\n\u003cli\u003eConnect the main cabinet grounding stud directly to the building earth ground electrode using a low-impedance copper wire.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48770375909566,"sku":"HLSPS50","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/TC-IXR061_1200x1200_b7b11121-8838-47ff-9ba1-e6f69d09adb8.jpg?v=1787302323","url":"https:\/\/www.autooiltech.com\/products\/honeywell-hlsps50-power-supply-unit","provider":"AutoOilTech Limited","version":"1.0","type":"link"}