{"product_id":"ca-u4-keyence-24-vdc-ultra-compact-switch-mode-power-supply-65-a-output","title":"CA-U4 | Keyence 24 VDC Ultra-Compact Switch-Mode Power Supply, 6.5 A Output","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"144\" data-end=\"396\"\u003eThe Keyence CA-U4 is an ultra-compact 24 VDC switch-mode power supply designed to deliver stable DC output for industrial automation and vision systems. With universal input compatibility and high efficiency, the CA-U4 ensures reliable power delivery for sensors, controllers, and equipment operating under demanding factory conditions.\u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKeyence\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower Supplies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCA-U4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC Switch-Mode Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85 to 264 VAC, 47–63 Hz \/ 110 to 370 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Input Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.2 A or less (100 VAC) \/ 1.1 A or less (200 VAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEfficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e82% (100 VAC), 85% (200 VAC) at 100% load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Output Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOvervoltage Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConstant current drop method with automatic recovery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Activation Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eActivates at 26.4 V or more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety Standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL508, UL60950-1, CSA C22.2, EN60950-1, EN50178, IEC60950-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEMC Standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFCC Part15B Class A, EN55011 Class A, EN61000-6-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHarmonic Emission Limit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEN61000-3-2 compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-10 to +55 °C (14 to 131 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 °C (-4 to 158 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85% RH or less (no condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNatural air convection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal housing with screw terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUltra-compact design for control cabinet installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 700 g (1.45 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eCA-U4\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe CA-U4 is part of Keyence’s CA Series power supplies, engineered to provide efficient and reliable DC power in compact form factors. It supports a wide input voltage range from 85 to 264 VAC (47–63 Hz) and delivers a 24 VDC, 6.5 A output suitable for a variety of Keyence controllers and peripheral devices. Built with overvoltage protection and automatic recovery, the CA-U4 maintains safe operation during power fluctuations. Designed for DIN rail mounting, it offers a durable solution for control cabinets requiring space-saving, energy-efficient, and safety-certified power sources.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWide Input Range: Accepts 85–264 VAC or 110–370 VDC input for global power compatibility.\u003c\/li\u003e\n\u003cli\u003eHigh Efficiency: Delivers up to 85% efficiency at 200 VAC under full load for reduced energy consumption.\u003c\/li\u003e\n\u003cli\u003eStable 24 VDC Output: Provides a constant 24 VDC, 6.5 A output suitable for industrial electronics.\u003c\/li\u003e\n\u003cli\u003eOvervoltage Protection: Automatic current drop and recovery ensures safe operation during surges.\u003c\/li\u003e\n\u003cli\u003eCompact Form Factor: Ultra-compact switch-mode design for tight installation spaces.\u003c\/li\u003e\n\u003cli\u003eDIN Rail Mounting: Enables fast, secure installation in control panels and enclosures.\u003c\/li\u003e\n\u003cli\u003eIndustrial Durability: Operates reliably from -10 °C to +55 °C in harsh environments.\u003c\/li\u003e\n\u003cli\u003eGlobal Safety Compliance: Certified under UL, CSA, EN, and IEC safety standards.\u003c\/li\u003e\n\u003cli\u003eHarmonic Current Limiting: Meets EN61000-3-2 for improved electromagnetic compatibility.\u003c\/li\u003e\n\u003cli\u003eLow Maintenance: Automatic restart function after voltage interruption for reduced downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CA-U4 delivers the reliability and performance required for powering automation controllers, sensors, and vision systems in industrial environments.\u003c\/p\u003e","brand":"Keyence","offers":[{"title":"Default Title","offer_id":49105095295232,"sku":"CA-U4","price":396.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/SB179410-04jpg.jpg?v=1785540077","url":"https:\/\/alotechparts.com\/products\/ca-u4-keyence-24-vdc-ultra-compact-switch-mode-power-supply-65-a-output","provider":"Alo Tech Solutions","version":"1.0","type":"link"}