{"product_id":"honeywell-51450991-001-switching-power-supply","title":"Honeywell 51450991-001 Switching Power Supply","description":"\u003ch2\u003eHoneywell 51450991-001 Switching Power Supply\u003c\/h2\u003e\n\u003cp\u003eConfigured for regulated low‑voltage distribution in Honeywell control platforms, the \u003cstrong\u003eHoneywell 51450991-001\u003c\/strong\u003e (\u003cstrong\u003e51450991-001\u003c\/strong\u003e power supply module) provides dual‑output AC‑to‑DC conversion for 5 VDC logic loads and 24 VDC field circuits.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003e51450991-001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput Voltage\u003c\/th\u003e\n\u003ctd\u003e90 to 264 V AC, 47 to 63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput Current\u003c\/th\u003e\n\u003ctd\u003e1.4 A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput 1\u003c\/th\u003e\n\u003ctd\u003e5 VDC at 6 A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput 2\u003c\/th\u003e\n\u003ctd\u003e24 VDC at 2 A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal Power\u003c\/th\u003e\n\u003ctd\u003e58 W continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel Isolation Behavior\u003c\/h3\u003e\n\u003cp\u003eAlthough this module is a power supply rather than an analog interface, its dual‑output design supports stable powering of 24 VDC field devices and 5 VDC logic circuits. The separation of outputs reduces cross‑load interaction, maintaining predictable voltage stability under varying downstream consumption.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 51450991-001 be replaced while energized? A: No. AC‑input power supplies must be fully de‑energized before removal to avoid backplane or wiring damage.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module support redundant power configurations? A: Redundancy depends on the host system architecture. When paired with compatible Honeywell racks, parallel supply configurations may be supported.\u003c\/p\u003e\n\u003cp\u003eQ: Is the 58 W rating continuous or peak? A: The module provides 58 W continuous output across its dual DC rails.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eEnsure proper AC mains wiring with secure terminal engagement and correct polarity. Maintain separation between AC input conductors and low‑voltage DC outputs to reduce noise coupling. Use shielded wiring for 24 VDC field circuits when installed near high‑energy equipment. Verify that downstream loads do not exceed the 6 A (5 VDC) or 2 A (24 VDC) limits. Allow adequate ventilation around the supply to prevent thermal buildup.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48190953193662,"sku":"51450991-001","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/900P01-0001_3.jpg?v=1782289221","url":"https:\/\/www.autooiltech.com\/products\/honeywell-51450991-001-switching-power-supply","provider":"AutoOilTech Limited","version":"1.0","type":"link"}