{"product_id":"1pc-tdk-lambda-pwb-792f-switching-power-supply-output-24v-used","title":"TDK-Lambda PWB-792F Switching Power Supply, Output 24V, Used","description":"\u003c!-- Koeed Product Description: TDK-Lambda PWB-792F --\u003e\n\u003cdiv style=\"font-family: 'Segoe UI', Arial, sans-serif; color: #333; line-height: 1.6; width: 100%;\"\u003e\n\n  \u003c!-- SEO Introduction --\u003e\n  \u003csection style=\"margin-bottom: 30px;\"\u003e\n    \u003ch2 style=\"color: #0056b3; border-bottom: 2px solid #16c8c8; padding-bottom: 10px;\"\u003eTDK-Lambda PWB-792F Switching Power Supply - 24V Output\u003c\/h2\u003e\n    \u003cp\u003e\n      The \u003cstrong\u003eTDK-Lambda PWB-792F\u003c\/strong\u003e is a high-reliability industrial \u003cstrong\u003eswitching power supply (SMPS)\u003c\/strong\u003e engineered for precision performance in automation control systems. Delivering a stable \u003cstrong\u003e24V DC output\u003c\/strong\u003e, this unit is widely recognized for its robust thermal management and EMI filtering capabilities.\n    \u003c\/p\u003e\n    \u003cp\u003e\n      This \u003cstrong\u003eused PWB-792F unit\u003c\/strong\u003e has undergone rigorous load testing to ensure its ripple voltage and conversion efficiency meet OEM standards. Ideal for PLC racks, motor starters, and HMI power distribution. Key keywords: \u003cem\u003eTDK-Lambda Power Supply, PWB-792F, 24V DC SMPS, Industrial Power Module, Used Automation Parts, Lambda Switching Regulator.\u003c\/em\u003e\n    \u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- Technical Specifications --\u003e\n  \u003csection style=\"margin-bottom: 30px;\"\u003e\n    \u003ch3 style=\"color: #0056b3;\"\u003eTechnical Specifications\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 600px;\"\u003e\n        \u003cthead\u003e\n          \u003ctr style=\"background-color: #16c8c8; color: white;\"\u003e\n            \u003cth style=\"padding: 12px; text-align: left;\"\u003eParameter\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; text-align: left;\"\u003eTechnical Details\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"background-color: #f4fcfc;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e\u003cstrong\u003eBrand \/ Series\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003eTDK-Lambda \/ PWB Series\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #fafafa;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003ePWB-792F\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f4fcfc;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e100-240V AC (Universal Input)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #fafafa;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e24V DC (Adjustable Range: 21.6V - 26.4V)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f4fcfc;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e\u003cstrong\u003eCooling Method\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003eNatural Convection \/ Open Frame Design\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #fafafa;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e\u003cstrong\u003eProtection Features\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003eOvervoltage, Overcurrent, Short-Circuit Protection\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background-color: #f4fcfc;\"\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 10px; border: 1px solid #eee;\"\u003eUsed - Fully Tested \u0026amp; Inspected\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- Application \u0026 Reliability --\u003e\n  \u003csection style=\"margin-bottom: 30px;\"\u003e\n    \u003ch3 style=\"color: #0056b3;\"\u003eIndustrial Application \u0026amp; Reliability\u003c\/h3\u003e\n    \u003cp\u003e\n      The \u003cstrong\u003eTDK-Lambda PWB-792F\u003c\/strong\u003e is a workhorse in the electronics manufacturing and semiconductor assembly sectors. Its compact footprint makes it a preferred choice for \u003cstrong\u003eembedded control cabinets\u003c\/strong\u003e where space is at a premium. \n    \u003c\/p\u003e\n    \u003cul style=\"list-style-type: square; padding-left: 20px;\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003eStable DC Rail:\u003c\/strong\u003e Essential for high-speed I\/O modules that are sensitive to voltage fluctuations.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eLegacy Support:\u003c\/strong\u003e A perfect drop-in replacement for older production lines using discontinued Lambda modules.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eLong MTBF:\u003c\/strong\u003e Built with high-grade Japanese capacitors, ensuring longevity even in \"Used\" condition compared to generic new alternatives.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- Koeed B2B Tool: Voltage Drop \u0026 Power Budgeter --\u003e\n  \u003csection style=\"margin-bottom: 30px; padding: 20px; background-color: #f0fafa; border-radius: 8px; border-left: 5px solid #16c8c8;\"\u003e\n    \u003ch3 style=\"color: #0056b3; margin-top: 0;\"\u003eKoeed FAE Tool: 24V System Power Estimator\u003c\/h3\u003e\n    \u003cp style=\"font-size: 0.9em;\"\u003eCalculate voltage drop over distance and verify if the PWB-792F fits your load requirements.\u003c\/p\u003e\n    \n    \u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 15px;\"\u003e\n      \u003cdiv\u003e\n        \u003clabel style=\"display: block; font-weight: bold; margin-bottom: 5px;\"\u003eCable Length (Meters):\u003c\/label\u003e\n        \u003cinput type=\"number\" id=\"cableLen\" value=\"5\" step=\"1\" style=\"width: 100%; padding: 8px; border: 1px solid #ccc; border-radius: 4px;\"\u003e\n      \u003c\/div\u003e\n      \u003cdiv\u003e\n        \u003clabel style=\"display: block; font-weight: bold; margin-bottom: 5px;\"\u003eTotal Load (Amps):\u003c\/label\u003e\n        \u003cinput type=\"number\" id=\"loadAmps\" value=\"2\" step=\"0.1\" style=\"width: 100%; padding: 8px; border: 1px solid #ccc; border-radius: 4px;\"\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003clabel style=\"display: block; font-weight: bold; margin-bottom: 5px;\"\u003eCable Gauge (AWG):\u003c\/label\u003e\n      \u003cselect id=\"awgSelect\" style=\"width: 100%; padding: 8px; border: 1px solid #ccc; border-radius: 4px;\"\u003e\n        \u003coption value=\"0.013\"\u003e18 AWG (Standard)\u003c\/option\u003e\n        \u003coption value=\"0.021\"\u003e20 AWG (Thin)\u003c\/option\u003e\n        \u003coption value=\"0.008\"\u003e16 AWG (Thick)\u003c\/option\u003e\n      \u003c\/select\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: white; padding: 15px; border-radius: 4px; display: flex; justify-content: space-around; border: 1px dashed #16c8c8;\"\u003e\n      \u003cdiv style=\"text-align: center;\"\u003e\n        \u003cspan style=\"font-size: 0.8em; color: #666;\"\u003eVoltage at Load\u003c\/span\u003e\u003cbr\u003e\n        \u003cstrong style=\"font-size: 1.3em; color: #0056b3;\"\u003e\u003cspan id=\"finalVolt\"\u003e23.87\u003c\/span\u003e V\u003c\/strong\u003e\n      \u003c\/div\u003e\n      \u003cdiv style=\"text-align: center; border-left: 1px solid #eee; padding-left: 15px;\"\u003e\n        \u003cspan style=\"font-size: 0.8em; color: #666;\"\u003eTotal Power Draw\u003c\/span\u003e\u003cbr\u003e\n        \u003cstrong style=\"font-size: 1.3em; color: #0056b3;\"\u003e\u003cspan id=\"totalWatts\"\u003e48\u003c\/span\u003e W\u003c\/strong\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cscript\u003e\n      const len = document.getElementById('cableLen');\n      const amp = document.getElementById('loadAmps');\n      const awg = document.getElementById('awgSelect');\n      const voltDisplay = document.getElementById('finalVolt');\n      const wattDisplay = document.getElementById('totalWatts');\n\n      function calculatePower() {\n        const L = parseFloat(len.value) || 0;\n        const I = parseFloat(amp.value) || 0;\n        const R_per_m = parseFloat(awg.value);\n        \n        const drop = I * R_per_m * L * 2; \/\/ Round trip\n        const finalV = 24 - drop;\n        const watts = 24 * I;\n\n        voltDisplay.innerText = finalV.toFixed(2);\n        wattDisplay.innerText = Math.round(watts);\n\n        if (finalV \u003c 21.6) {\n          voltDisplay.style.color = \"#c62828\";\n        } else {\n          voltDisplay.style.color = \"#0056b3\";\n        }\n      }\n\n      [len, amp, awg].forEach(el =\u003e el.addEventListener('input', calculatePower));\n    \u003c\/script\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- Troubleshooting FAQ --\u003e\n  \u003csection\u003e\n    \u003ch3 style=\"color: #0056b3;\"\u003eTroubleshooting FAQ\u003c\/h3\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"font-weight: bold; color: #16c8c8; margin-bottom: 5px;\"\u003eQ1: No output voltage despite AC input present?\u003c\/p\u003e\n      \u003cp style=\"margin-top: 0; font-size: 0.95em;\"\u003eCheck the secondary side fuse and look for bulging electrolytic capacitors. Since this is a used unit, environmental dust may have bridged the feedback optocoupler; clean with compressed air or electronic contact cleaner.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"font-weight: bold; color: #16c8c8; margin-bottom: 5px;\"\u003eQ2: Why does the output voltage drop significantly under load?\u003c\/p\u003e\n      \u003cp style=\"margin-top: 0; font-size: 0.95em;\"\u003eThis typically indicates that the overcurrent protection (OCP) is triggering or the input bulk capacitor is failing. Ensure your total load does not exceed the peak rating and check if the input AC voltage is stable between 100V-240V.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"font-weight: bold; color: #16c8c8; margin-bottom: 5px;\"\u003eQ3: Can I adjust the voltage beyond 24V for specific sensors?\u003c\/p\u003e\n      \u003cp style=\"margin-top: 0; font-size: 0.95em;\"\u003eYes, most PWB series boards feature a small blue potentiometer (V.ADJ). You can typically adjust from 21.6V to 26.4V. Use a plastic adjustment tool to avoid accidental shorts while the power is on.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n\u003c\/div\u003e","brand":"TDK","offers":[{"title":"Default Title","offer_id":43734311043257,"sku":"235343230636","price":391.3,"currency_code":"USD","in_stock":true}],"url":"https:\/\/koeed.com\/es\/products\/1pc-tdk-lambda-pwb-792f-switching-power-supply-output-24v-used","provider":"KOEED","version":"1.0","type":"link"}