{"product_id":"command-access-ps480b-24vdc-4a-power-supply-with-battery-backup-8-outputs","title":"Command Access PS480B 24VDC 4A Power Supply with Battery Backup | 8 Outputs","description":"\u003cp\u003eThe \u003cstrong\u003eCommand Access Technologies PS480B\u003c\/strong\u003e is a professional \u003cstrong\u003eregulated 24VDC linear access-control power supply with integrated battery backup\u003c\/strong\u003e. It provides up to \u003cstrong\u003e4A combined continuous output\u003c\/strong\u003e, with \u003cstrong\u003e6A short-duration boost at 20% duty cycle\u003c\/strong\u003e, for compatible electric locking hardware. Designed for commercial and institutional installations, the PS480B includes \u003cstrong\u003eeight independent solid-state input\/output channels\u003c\/strong\u003e, eight PTC-protected output circuits and a dedicated fire-alarm link.\u003c\/p\u003e\u003ch3\u003eEight-Output Power Distribution for Access-Control Systems\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003ePS480B\u003c\/strong\u003e offers eight protected output channels powered by a \u003cstrong\u003e24VDC, 4A combined continuous\u003c\/strong\u003e regulated supply, with a separately rated \u003cstrong\u003e6A short-duration boost\u003c\/strong\u003e capability. Eight outputs do not mean eight independent 4A supplies; budget all connected loads together.\u003c\/p\u003e\u003ch4\u003eSystem Design and Battery Planning\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnected loads:\u003c\/strong\u003e Calculate electric lock, exit-device, relay and controller current under normal and simultaneous activation, including cable voltage drop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput wiring:\u003c\/strong\u003e Match controlled circuits to the appropriate channel and follow the current manufacturer's protection, wiring and fire-alarm interface documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackup:\u003c\/strong\u003e Establish the project standby duration, supported battery chemistry\/capacity, charger restrictions and enclosure requirements; batteries are separate unless specifically included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerification:\u003c\/strong\u003e Test all eight outputs, under-load voltage, required alarm release functions, fault indications, loss-of-power response and approved battery transfer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBattery-backup model:\u003c\/strong\u003e The PS480B includes integrated regulated battery charging, automatic uninterrupted transfer to standby power and connection leads. The large metal enclosure accommodates \u003cstrong\u003etwo 12VDC, 7Ah backup batteries (not included)\u003c\/strong\u003e. The related PS440B provides four channels, while the \u003cstrong\u003ePS480B provides eight\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegulated 24VDC linear output:\u003c\/strong\u003e Supplies up to 4A total continuous current for compatible commercial access-control and electrified door hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEight independent control channels:\u003c\/strong\u003e Eight solid-state inputs and eight corresponding 24VDC PTC-protected outputs support control of multiple compatible devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6A short-term boost:\u003c\/strong\u003e Provides momentary inrush capability at 20% duty cycle for compatible solenoid-driven and motorized latch-retraction exit devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto-resetting output protection:\u003c\/strong\u003e Each output is individually protected by a 0.75A PTC; \u003cstrong\u003ecombined continuous output remains limited to 4A\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated battery-backup circuitry:\u003c\/strong\u003e Automatic uninterrupted backup transfer and independent regulated charging, using two separately purchased 12VDC 7Ah batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFire-alarm interface:\u003c\/strong\u003e Dedicated link for approved fire-alarm and life-safety access-control integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid-state circuit design:\u003c\/strong\u003e Helps protect system relays against shorts, grounds and surges, with overvoltage protection and intelligent short-circuit detection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation and maintenance:\u003c\/strong\u003e Easy-to-remove Euro-style connectors, output-voltage trim potentiometer and diagnostic power indicators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial metal cabinet:\u003c\/strong\u003e Large enclosure with removable hingeless cover and standard conduit knockouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL 294 Sixth Edition:\u003c\/strong\u003e Access-control power supply listed according to published Command Access product documentation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eCommand Access Technologies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Model \/ SKU\u003c\/th\u003e\n\u003ctd\u003ePS480B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eRegulated linear power supply with integrated battery backup\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal Input\u003c\/th\u003e\n\u003ctd\u003e110–120VAC, 60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Voltage\u003c\/th\u003e\n\u003ctd\u003e24VDC regulated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eContinuous Output\u003c\/th\u003e\n\u003ctd\u003e4A total combined maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShort-Duration Boost\u003c\/th\u003e\n\u003ctd\u003e6A at 20% duty cycle, subject to manufacturer limitations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl Inputs\u003c\/th\u003e\n\u003ctd\u003eEight individually triggered solid-state inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProtected Outputs\u003c\/th\u003e\n\u003ctd\u003eEight PTC-fused auto-resetting outputs, 0.75A protection per output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery Backup\u003c\/th\u003e\n\u003ctd\u003eAutomatic uninterrupted transfer and independent regulated charging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRequired Standby Batteries\u003c\/th\u003e\n\u003ctd\u003eTwo 12VDC 7Ah batteries; not included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery Connection Cables\u003c\/th\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFire Alarm Link\u003c\/th\u003e\n\u003ctd\u003eIncluded; connect per approved design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Voltage Adjustment\u003c\/th\u003e\n\u003ctd\u003eAdjustable trim potentiometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiagnostic Indicators\u003c\/th\u003e\n\u003ctd\u003eRed for AC, green for DC output, orange for battery output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure\u003c\/th\u003e\n\u003ctd\u003eMetal; removable hingeless cover, 1\/2-inch and 3\/4-inch conduit knockouts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure Dimensions\u003c\/th\u003e\n\u003ctd\u003e13\" W × 15-1\/2\" H × 5\" D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003e32–120°F (0–49°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Relative Humidity\u003c\/th\u003e\n\u003ctd\u003e85%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElectrical Listing\u003c\/th\u003e\n\u003ctd\u003eUL 294 Sixth Edition according to manufacturer literature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Weight\u003c\/th\u003e\n\u003ctd\u003e14 lb, per published product data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShipping Weight\u003c\/th\u003e\n\u003ctd\u003e15 lb, published supplier weight; verify packed carrier weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eTypical Commercial Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAccess-control projects requiring up to eight independently triggered compatible electrified locking circuits\u003c\/li\u003e\n\u003cli\u003eCompatible 24VDC motorized or solenoid latch-retraction exit devices and panic hardware\u003c\/li\u003e\n\u003cli\u003eElectric strikes, electrified mortise or cylindrical locks, exit trims and magnetic locks\u003c\/li\u003e\n\u003cli\u003eInstitutional, healthcare, education, industrial and commercial-building entrance systems\u003c\/li\u003e\n\u003cli\u003eDoor hardware projects needing a fire-alarm link and standby battery support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eOne \u003cstrong\u003eCommand Access PS480B\u003c\/strong\u003e regulated 24VDC power supply in a large metal enclosure with eight protected input\/output circuits, fire-alarm link, integrated battery charger, automatic backup-transfer circuitry and battery connection cables. Verify the latest factory package contents at purchase.\u003c\/p\u003e\n\u003ch3\u003eNot Included \/ Installation Checklist\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eTwo 12VDC, 7Ah standby batteries are not included\u003c\/strong\u003e. Electrified locking hardware, access-control equipment, field wiring, conduit, cabinet cam lock and installation labor are also sold separately. Before installation, calculate both the total 4A combined continuous load and the 0.75A per-output limit, confirm inrush\/boost duty requirements, determine battery runtime and verify wiring distance and fire-alarm operation with the current Command Access instructions and applicable life-safety codes.\u003c\/p\u003e","brand":"Command Access Technologies","offers":[{"title":"Default","offer_id":68030701371607,"sku":"PS480B","price":415.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/4933\/1927\/files\/bcbb3de8-7ab7-41ce-8e05-b5e9dfd94968_PS440B-480B-Power-Supply.jpg?v=1794340500","url":"https:\/\/shop.commercialdoorworx.com\/products\/command-access-ps480b-24vdc-4a-power-supply-with-battery-backup-8-outputs","provider":"Commercial Door Worx","version":"1.0","type":"link"}