{"product_id":"dc-power-board-pwb-dd-1178158-0s-3mppt-for-photovoltaic-pv-inverter-omron","title":"OMRON KP100L \/ KP125L \/ KP150L DC Power Board PWB (DD) 1178158-0S – 3 MPPT DC Power Board for Photovoltaic Inverters","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"1735772f-2f87-47d5-97b1-ad6713ac6a3e\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"1735772f-2f87-47d5-97b1-ad6713ac6a3e\" data-turn-id-container=\"1735772f-2f87-47d5-97b1-ad6713ac6a3e\" data-testid=\"conversation-turn-290\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"1735772f-2f87-47d5-97b1-ad6713ac6a3e\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"151\" data-end=\"510\"\u003eThe \u003cstrong data-start=\"155\" data-end=\"184\"\u003eOMRON PWB (DD) 1178158-0S\u003c\/strong\u003e is a DC Power Board designed for \u003cstrong data-start=\"218\" data-end=\"289\"\u003eOMRON KP100L, KP125L, and KP150L three-phase photovoltaic inverters\u003c\/strong\u003e. This module is one of the primary power conversion and energy management boards within the inverter and is specifically engineered for systems featuring \u003cstrong data-start=\"444\" data-end=\"509\"\u003ethree independent MPPT (Maximum Power Point Tracker) channels\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"512\" data-end=\"828\"\u003eThe board receives DC power from photovoltaic strings, manages current distribution across the MPPT channels, and performs filtering, energy storage, and DC bus stabilization functions. Its high-capacity electrolytic capacitor bank helps maintain a stable DC voltage required by the subsequent inverter power stages.\u003c\/p\u003e\n\u003cp data-start=\"830\" data-end=\"1008\"\u003eAs a critical component of the inverter architecture, the DC Power Board operates in close coordination with the main control board, IGBT power modules, and AC conversion stages.\u003c\/p\u003e\n\u003chr data-start=\"1010\" data-end=\"1013\"\u003e\n\u003ch2 data-start=\"1015\" data-end=\"1045\"\u003e⚙️ Technical Specifications\u003c\/h2\u003e\n\u003cul data-start=\"1047\" data-end=\"1600\"\u003e\n\u003cli data-start=\"1047\" data-end=\"1072\"\u003e\n\u003cstrong data-start=\"1049\" data-end=\"1066\"\u003eManufacturer:\u003c\/strong\u003e OMRON\u003c\/li\u003e\n\u003cli data-start=\"1073\" data-end=\"1094\"\u003e\n\u003cstrong data-start=\"1075\" data-end=\"1085\"\u003eModel:\u003c\/strong\u003e PWB (DD)\u003c\/li\u003e\n\u003cli data-start=\"1095\" data-end=\"1124\"\u003e\n\u003cstrong data-start=\"1097\" data-end=\"1113\"\u003ePart Number:\u003c\/strong\u003e 1178158-0S\u003c\/li\u003e\n\u003cli data-start=\"1125\" data-end=\"1151\"\u003e\n\u003cstrong data-start=\"1127\" data-end=\"1136\"\u003eType:\u003c\/strong\u003e DC Power Board\u003c\/li\u003e\n\u003cli data-start=\"1152\" data-end=\"1215\"\u003e\n\u003cstrong data-start=\"1154\" data-end=\"1170\"\u003eApplication:\u003c\/strong\u003e Three-phase grid-tied photovoltaic inverters\u003c\/li\u003e\n\u003cli data-start=\"1216\" data-end=\"1269\"\u003e\n\u003cstrong data-start=\"1218\" data-end=\"1241\"\u003eMPPT Configuration:\u003c\/strong\u003e 3 independent MPPT channels\u003c\/li\u003e\n\u003cli data-start=\"1270\" data-end=\"1345\"\u003e\n\u003cstrong data-start=\"1272\" data-end=\"1294\"\u003eCompatible Models:\u003c\/strong\u003e\n\u003cul data-start=\"1297\" data-end=\"1345\"\u003e\n\u003cli data-start=\"1297\" data-end=\"1311\"\u003eOMRON KP100L\u003c\/li\u003e\n\u003cli data-start=\"1314\" data-end=\"1328\"\u003eOMRON KP125L\u003c\/li\u003e\n\u003cli data-start=\"1331\" data-end=\"1345\"\u003eOMRON KP150L\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1346\" data-end=\"1380\"\u003e\u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eMultiple PV input management\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1381\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1383\" data-end=\"1415\"\u003eHigh-capacity capacitor bank\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1416\" data-end=\"1460\"\u003e\u003cstrong data-start=\"1418\" data-end=\"1460\"\u003eDC distribution and filtering circuits\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1461\" data-end=\"1497\"\u003e\u003cstrong data-start=\"1463\" data-end=\"1497\"\u003eHigh-current power connections\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1498\" data-end=\"1563\"\u003e\u003cstrong data-start=\"1500\" data-end=\"1563\"\u003eDesigned for commercial and industrial photovoltaic systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1564\" data-end=\"1600\"\u003e\u003cstrong data-start=\"1566\" data-end=\"1600\"\u003eInternal inverter installation\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1602\" data-end=\"1605\"\u003e\n\u003ch2 data-start=\"1607\" data-end=\"1627\"\u003e🔧 Main Functions\u003c\/h2\u003e\n\u003ch3 data-start=\"1629\" data-end=\"1650\"\u003eDC Bus Management\u003c\/h3\u003e\n\u003cp data-start=\"1652\" data-end=\"1757\"\u003eReceives and stabilizes the DC voltage generated by photovoltaic modules before conversion into AC power.\u003c\/p\u003e\n\u003ch3 data-start=\"1759\" data-end=\"1777\"\u003e3 MPPT Support\u003c\/h3\u003e\n\u003cp data-start=\"1779\" data-end=\"1965\"\u003eProvides management of three independent Maximum Power Point Trackers, optimizing energy production from PV strings with different orientations, irradiance levels, or shading conditions.\u003c\/p\u003e\n\u003ch3 data-start=\"1967\" data-end=\"1991\"\u003eDC Voltage Filtering\u003c\/h3\u003e\n\u003cp data-start=\"1993\" data-end=\"2001\"\u003eReduces:\u003c\/p\u003e\n\u003cul data-start=\"2003\" data-end=\"2096\"\u003e\n\u003cli data-start=\"2003\" data-end=\"2019\"\u003eVoltage ripple\u003c\/li\u003e\n\u003cli data-start=\"2020\" data-end=\"2045\"\u003eElectrical oscillations\u003c\/li\u003e\n\u003cli data-start=\"2046\" data-end=\"2075\"\u003eHigh-frequency disturbances\u003c\/li\u003e\n\u003cli data-start=\"2076\" data-end=\"2096\"\u003eDC bus instability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2098\" data-end=\"2126\"\u003eTemporary Energy Storage\u003c\/h3\u003e\n\u003cp data-start=\"2128\" data-end=\"2261\"\u003eThe integrated capacitor bank stores energy to maintain stable operation during fluctuations in solar irradiance and load conditions.\u003c\/p\u003e\n\u003ch3 data-start=\"2263\" data-end=\"2305\"\u003eProtection of Power Conversion Modules\u003c\/h3\u003e\n\u003cp data-start=\"2307\" data-end=\"2321\"\u003eHelps protect:\u003c\/p\u003e\n\u003cul data-start=\"2323\" data-end=\"2400\"\u003e\n\u003cli data-start=\"2323\" data-end=\"2337\"\u003eIGBT modules\u003c\/li\u003e\n\u003cli data-start=\"2338\" data-end=\"2360\"\u003eGate driver circuits\u003c\/li\u003e\n\u003cli data-start=\"2361\" data-end=\"2380\"\u003ePower electronics\u003c\/li\u003e\n\u003cli data-start=\"2381\" data-end=\"2400\"\u003eDC bus components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2402\" data-end=\"2447\"\u003efrom voltage spikes and transient conditions.\u003c\/p\u003e\n\u003chr data-start=\"2449\" data-end=\"2452\"\u003e\n\u003ch2 data-start=\"2454\" data-end=\"2481\"\u003e🔌 Purpose and Operation\u003c\/h2\u003e\n\u003cp data-start=\"2483\" data-end=\"2601\"\u003eThis board is responsible for managing the energy produced by photovoltaic panels before the DC\/AC conversion process.\u003c\/p\u003e\n\u003cp data-start=\"2603\" data-end=\"2629\"\u003eIts key functions include:\u003c\/p\u003e\n\u003cul data-start=\"2631\" data-end=\"2870\"\u003e\n\u003cli data-start=\"2631\" data-end=\"2657\"\u003eDC voltage stabilization\u003c\/li\u003e\n\u003cli data-start=\"2658\" data-end=\"2705\"\u003eManagement of three independent MPPT channels\u003c\/li\u003e\n\u003cli data-start=\"2706\" data-end=\"2740\"\u003eEnergy storage within the DC bus\u003c\/li\u003e\n\u003cli data-start=\"2741\" data-end=\"2779\"\u003eReduction of electrical interference\u003c\/li\u003e\n\u003cli data-start=\"2780\" data-end=\"2817\"\u003eSupplying power to inverter modules\u003c\/li\u003e\n\u003cli data-start=\"2818\" data-end=\"2870\"\u003eSupporting maximum power point tracking operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2872\" data-end=\"2989\"\u003eWithout this board, the inverter would be unable to properly process and regulate energy from the photovoltaic array.\u003c\/p\u003e\n\u003chr data-start=\"2991\" data-end=\"2994\"\u003e\n\u003ch2 data-start=\"2996\" data-end=\"3033\"\u003e🧩 Role Within the Inverter System\u003c\/h2\u003e\n\u003cp data-start=\"3035\" data-end=\"3089\"\u003eInside OMRON KP Series inverters, the board serves as:\u003c\/p\u003e\n\u003cul data-start=\"3091\" data-end=\"3272\"\u003e\n\u003cli data-start=\"3091\" data-end=\"3140\"\u003eInterface between PV strings and inverter stage\u003c\/li\u003e\n\u003cli data-start=\"3141\" data-end=\"3172\"\u003eMain DC bus management system\u003c\/li\u003e\n\u003cli data-start=\"3173\" data-end=\"3210\"\u003eEnergy storage and filtering module\u003c\/li\u003e\n\u003cli data-start=\"3211\" data-end=\"3234\"\u003eMPPT support platform\u003c\/li\u003e\n\u003cli data-start=\"3235\" data-end=\"3272\"\u003ePower supply stage for IGBT modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3274\" data-end=\"3297\"\u003eIt works directly with:\u003c\/p\u003e\n\u003cul data-start=\"3299\" data-end=\"3408\"\u003e\n\u003cli data-start=\"3299\" data-end=\"3319\"\u003eMain control board\u003c\/li\u003e\n\u003cli data-start=\"3320\" data-end=\"3340\"\u003eIGBT power modules\u003c\/li\u003e\n\u003cli data-start=\"3341\" data-end=\"3361\"\u003eGate driver boards\u003c\/li\u003e\n\u003cli data-start=\"3362\" data-end=\"3383\"\u003eMonitoring circuits\u003c\/li\u003e\n\u003cli data-start=\"3384\" data-end=\"3408\"\u003eAC output filter board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3410\" data-end=\"3413\"\u003e\n\u003ch2 data-start=\"3415\" data-end=\"3448\"\u003e⚠️ Typical Faults and Symptoms\u003c\/h2\u003e\n\u003ch3 data-start=\"3450\" data-end=\"3483\"\u003eAging Electrolytic Capacitors\u003c\/h3\u003e\n\u003cp data-start=\"3485\" data-end=\"3494\"\u003eSymptoms:\u003c\/p\u003e\n\u003cp data-start=\"3496\" data-end=\"3600\"\u003e❗ Reduced capacitance\u003cbr data-start=\"3517\" data-end=\"3520\"\u003e❗ Unstable DC voltage\u003cbr data-start=\"3541\" data-end=\"3544\"\u003e❗ Increased ripple voltage\u003cbr data-start=\"3570\" data-end=\"3573\"\u003e❗ Random inverter shutdowns\u003c\/p\u003e\n\u003ch3 data-start=\"3602\" data-end=\"3647\"\u003eSwollen Capacitors or Electrolyte Leakage\u003c\/h3\u003e\n\u003cp data-start=\"3649\" data-end=\"3658\"\u003eSymptoms:\u003c\/p\u003e\n\u003cp data-start=\"3660\" data-end=\"3755\"\u003e❗ Overheating\u003cbr data-start=\"3673\" data-end=\"3676\"\u003e❗ Reduced energy production\u003cbr data-start=\"3703\" data-end=\"3706\"\u003e❗ DC bus faults\u003cbr data-start=\"3721\" data-end=\"3724\"\u003e❗ Unexpected inverter shutdowns\u003c\/p\u003e\n\u003ch3 data-start=\"3757\" data-end=\"3793\"\u003eDamaged High-Current Connections\u003c\/h3\u003e\n\u003cp data-start=\"3795\" data-end=\"3804\"\u003eSymptoms:\u003c\/p\u003e\n\u003cp data-start=\"3806\" data-end=\"3898\"\u003e❗ Oxidation and corrosion\u003cbr data-start=\"3831\" data-end=\"3834\"\u003e❗ Overheated terminals\u003cbr data-start=\"3856\" data-end=\"3859\"\u003e❗ Voltage drops\u003cbr data-start=\"3874\" data-end=\"3877\"\u003e❗ Intermittent faults\u003c\/p\u003e\n\u003ch3 data-start=\"3900\" data-end=\"3951\"\u003ePCB Tracks or Components Damaged by Overvoltage\u003c\/h3\u003e\n\u003cp data-start=\"3953\" data-end=\"3962\"\u003eSymptoms:\u003c\/p\u003e\n\u003cp data-start=\"3964\" data-end=\"4025\"\u003e❗ Short circuits\u003cbr data-start=\"3980\" data-end=\"3983\"\u003e❗ Blown fuses\u003cbr data-start=\"3996\" data-end=\"3999\"\u003e❗ Inverter startup failure\u003c\/p\u003e\n\u003ch3 data-start=\"4027\" data-end=\"4052\"\u003eMPPT Circuit Failures\u003c\/h3\u003e\n\u003cp data-start=\"4054\" data-end=\"4063\"\u003eSymptoms:\u003c\/p\u003e\n\u003cp data-start=\"4065\" data-end=\"4200\"\u003e❗ Loss of production on one or more strings\u003cbr data-start=\"4108\" data-end=\"4111\"\u003e❗ Inefficient power tracking\u003cbr data-start=\"4139\" data-end=\"4142\"\u003e❗ Reduced energy yield\u003cbr data-start=\"4164\" data-end=\"4167\"\u003e❗ Lower overall system efficiency\u003c\/p\u003e\n\u003chr data-start=\"4202\" data-end=\"4205\"\u003e\n\u003ch2 data-start=\"4207\" data-end=\"4239\"\u003e🚨 Possible Associated Errors\u003c\/h2\u003e\n\u003cp data-start=\"4241\" data-end=\"4296\"\u003eA defective DC Power Board may generate errors such as:\u003c\/p\u003e\n\u003cul data-start=\"4298\" data-end=\"4574\"\u003e\n\u003cli data-start=\"4298\" data-end=\"4323\"\u003e\u003cstrong data-start=\"4300\" data-end=\"4323\"\u003eDC Bus Over Voltage\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4324\" data-end=\"4350\"\u003e\u003cstrong data-start=\"4326\" data-end=\"4350\"\u003eDC Bus Under Voltage\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4351\" data-end=\"4370\"\u003e\u003cstrong data-start=\"4353\" data-end=\"4370\"\u003eDC Link Fault\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4371\" data-end=\"4392\"\u003e\u003cstrong data-start=\"4373\" data-end=\"4392\"\u003eCapacitor Fault\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4393\" data-end=\"4409\"\u003e\u003cstrong data-start=\"4395\" data-end=\"4409\"\u003eMPPT Error\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4410\" data-end=\"4435\"\u003e\u003cstrong data-start=\"4412\" data-end=\"4435\"\u003eInput Current Error\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4436\" data-end=\"4456\"\u003e\u003cstrong data-start=\"4438\" data-end=\"4456\"\u003ePV Input Fault\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4457\" data-end=\"4486\"\u003e\u003cstrong data-start=\"4459\" data-end=\"4486\"\u003eInternal Hardware Error\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4487\" data-end=\"4511\"\u003e\u003cstrong data-start=\"4489\" data-end=\"4511\"\u003eOver Current Fault\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4512\" data-end=\"4535\"\u003e\u003cstrong data-start=\"4514\" data-end=\"4535\"\u003ePower Stage Fault\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4536\" data-end=\"4554\"\u003e\u003cstrong data-start=\"4538\" data-end=\"4554\"\u003eGround Fault\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"4555\" data-end=\"4574\"\u003e\u003cstrong data-start=\"4557\" data-end=\"4574\"\u003eInverter Stop\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4576\" data-end=\"4696\"\u003eIn some cases, the inverter may continue operating but with significantly reduced power production and lower efficiency.\u003c\/p\u003e\n\u003chr data-start=\"4698\" data-end=\"4701\"\u003e\n\u003ch2 data-start=\"4703\" data-end=\"4746\"\u003e🌞 Advantages of the 3 MPPT Architecture\u003c\/h2\u003e\n\u003cp data-start=\"4748\" data-end=\"4803\"\u003eThe presence of three independent MPPT channels offers:\u003c\/p\u003e\n\u003cp data-start=\"4805\" data-end=\"5041\"\u003e✔ Higher energy yield\u003cbr data-start=\"4826\" data-end=\"4829\"\u003e✔ Support for PV strings with different orientations\u003cbr data-start=\"4881\" data-end=\"4884\"\u003e✔ Reduced losses caused by partial shading\u003cbr data-start=\"4926\" data-end=\"4929\"\u003e✔ Improved overall system efficiency\u003cbr data-start=\"4965\" data-end=\"4968\"\u003e✔ Greater installation flexibility\u003cbr data-start=\"5002\" data-end=\"5005\"\u003e✔ Optimized photovoltaic performance\u003c\/p\u003e\n\u003chr data-start=\"5043\" data-end=\"5046\"\u003e\n\u003ch2 data-start=\"5048\" data-end=\"5066\"\u003e🛠 Applications\u003c\/h2\u003e\n\u003cul data-start=\"5068\" data-end=\"5354\"\u003e\n\u003cli data-start=\"5068\" data-end=\"5118\"\u003eRepair of OMRON KP Series photovoltaic inverters\u003c\/li\u003e\n\u003cli data-start=\"5119\" data-end=\"5158\"\u003eReplacement of faulty DC Power Boards\u003c\/li\u003e\n\u003cli data-start=\"5159\" data-end=\"5194\"\u003eRestoration of MPPT functionality\u003c\/li\u003e\n\u003cli data-start=\"5195\" data-end=\"5249\"\u003eIndustrial and commercial solar inverter maintenance\u003c\/li\u003e\n\u003cli data-start=\"5250\" data-end=\"5306\"\u003eRefurbishment of photovoltaic power conversion systems\u003c\/li\u003e\n\u003cli data-start=\"5307\" data-end=\"5354\"\u003eTroubleshooting DC bus and power stage faults\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5356\" data-end=\"5359\"\u003e\n\u003ch2 data-start=\"5361\" data-end=\"5380\"\u003e🔄 Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"5382\" data-end=\"5398\"\u003eCompatible with:\u003c\/p\u003e\n\u003cul data-start=\"5400\" data-end=\"5456\"\u003e\n\u003cli data-start=\"5400\" data-end=\"5418\"\u003e\u003cstrong data-start=\"5402\" data-end=\"5418\"\u003eOMRON KP100L\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"5419\" data-end=\"5437\"\u003e\u003cstrong data-start=\"5421\" data-end=\"5437\"\u003eOMRON KP125L\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"5438\" data-end=\"5456\"\u003e\u003cstrong data-start=\"5440\" data-end=\"5456\"\u003eOMRON KP150L\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"5458\" data-end=\"5552\"\u003e\u003cstrong data-start=\"5458\" data-end=\"5552\"\u003eAlways verify the board part number (1178158-0S) and hardware revision before replacement.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"5554\" data-end=\"5557\"\u003e\n\u003ch2 data-start=\"5559\" data-end=\"5572\"\u003e🟢 Summary\u003c\/h2\u003e\n\u003cp data-start=\"5574\" data-end=\"6000\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe \u003cstrong data-start=\"5578\" data-end=\"5622\"\u003eOMRON PWB (DD) 1178158-0S DC Power Board\u003c\/strong\u003e is a critical power management module used in \u003cstrong data-start=\"5669\" data-end=\"5728\"\u003eOMRON KP100L, KP125L, and KP150L photovoltaic inverters\u003c\/strong\u003e. Featuring a \u003cstrong data-start=\"5742\" data-end=\"5765\"\u003e3 MPPT architecture\u003c\/strong\u003e, high-capacity DC bus capacitors, and advanced power distribution circuitry, it provides DC stabilization, energy storage, and maximum power point tracking functions essential for efficient and reliable photovoltaic energy conversion.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Green Energy","offers":[{"title":"Default Title","offer_id":50547149013325,"sku":null,"price":230.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0802\/3274\/3245\/files\/MG_6045.jpg?v=1780505468","url":"https:\/\/greenenergy-repair.com\/es\/products\/dc-power-board-pwb-dd-1178158-0s-3mppt-for-photovoltaic-pv-inverter-omron","provider":"Green Energy","version":"1.0","type":"link"}