{"product_id":"7mbp50rj120-11","title":"Fuji Electric 7MBP50RJ120-11","description":"\u003cstyle\u003e\n.flexa-desc { font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; color:#1f2937; line-height:1.7; }\n.flexa-desc .desc-intro { font-size:15px; color:#374151; margin-bottom:0; }\n.flexa-desc .desc-section { margin-top:28px; }\n.flexa-desc .desc-section-title { font-size:15px; font-weight:700; color:#111827; text-transform:uppercase; letter-spacing:.05em; padding-bottom:10px; border-bottom:2px solid #e5e7eb; margin-bottom:16px; }\n.flexa-desc .desc-service-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }\n.flexa-desc .desc-service-card { border-radius:10px; padding:16px; border:1px solid #e5e7eb; }\n.flexa-desc .desc-service-repair { background:#fff7ed; border-color:#fed7aa; }\n.flexa-desc .desc-service-ref { background:#f0fdf4; border-color:#bbf7d0; }\n.flexa-desc .desc-service-new { background:#eff6ff; border-color:#bfdbfe; }\n.flexa-desc .desc-service-label { font-weight:700; font-size:13px; text-transform:uppercase; letter-spacing:.04em; margin-bottom:8px; }\n.flexa-desc .desc-service-repair .desc-service-label { color:#c2410c; }\n.flexa-desc .desc-service-ref .desc-service-label { color:#15803d; }\n.flexa-desc .desc-service-new .desc-service-label { color:#1d4ed8; }\n.flexa-desc .desc-service-body { font-size:13px; color:#4b5563; line-height:1.6; }\n.flexa-desc .desc-faq-item { margin-bottom:16px; padding:14px 16px; background:#f9fafb; border-radius:8px; border-left:3px solid #e5e7eb; }\n.flexa-desc .desc-faq-item:last-child { margin-bottom:0; }\n.flexa-desc .desc-faq-q { font-weight:700; font-size:14px; color:#111827; margin-bottom:6px; }\n.flexa-desc .desc-faq-a { font-size:13px; color:#4b5563; line-height:1.6; }\n.flexa-desc .desc-seo { margin-top:24px; padding:14px 16px; background:#f3f4f6; border-radius:8px; font-size:13px; color:#6b7280; line-height:1.6; }\n@media(max-width:640px){ .flexa-desc .desc-service-grid { grid-template-columns:1fr; } }\n\u003c\/style\u003e\n\u003cdiv class=\"flexa-desc\"\u003e\n  \u003cp class=\"desc-intro\"\u003eWithin \u003cstrong\u003eFuji Electric\u003c\/strong\u003e's \u003cstrong\u003eVFD\u003c\/strong\u003e lineup, the \u003cstrong\u003e7MBP50RJ120\u003c\/strong\u003e functions as a compact intelligent power module (IPM) designed to handle motor drive applications requiring a 50-ampere current rating at a 1200-volt blocking voltage. This \u003cstrong\u003e\u003cstrong\u003eFuji Electric\u003c\/strong\u003e \u003cstrong\u003e7MBP50RJ120\u003c\/strong\u003e\u003c\/strong\u003e belongs to the RJ-series of sixth-generation IPMs, which integrate IGBT switching elements alongside gate drive circuitry, protection logic, and bootstrap power supply circuits into a single molded package. Rather than serving as a standalone \u003cstrong\u003evariable frequency drive\u003c\/strong\u003e enclosure, the 7MBP50RJ120 is the core power switching module embedded within larger \u003cstrong\u003eVFD\u003c\/strong\u003e assemblies and inverter platforms. Its three-phase inverter topology makes it suited to applications where a compact footprint and integrated fault protection — including overcurrent, short-circuit, and overtemperature shutdown — are mandatory design criteria. The 1200V rating gives the device headroom for 690VAC bus architectures common in European and heavy industrial equipment, while the 50A continuous current capacity covers mid-range motor loads in the fractional-to-tens-of-kilowatts range.\u003c\/p\u003e\n  \u003cp class=\"desc-intro\"\u003eIntegration-wise, the \u003cstrong\u003e7MBP50RJ120\u003c\/strong\u003e is built around \u003cstrong\u003eFuji Electric\u003c\/strong\u003e's sixth-generation IGBT die technology, which reduced switching losses compared to earlier RH- and RA-series modules and allowed tighter thermal management in high-cycle applications. The module's onboard gate drive circuitry accepts logic-level input signals directly from DSP or microcontroller-based control boards, simplifying interface design versus discrete IGBT implementations that require external gate resistors and isolated power supplies. Fault output pins provide direct feedback to host controllers — including \u003cstrong\u003eFuji Electric\u003c\/strong\u003e's own Frenic and Alpha series inverter control cards — enabling fast protection response without additional signal conditioning hardware. The \u003cstrong\u003e7MBP50RJ120\u003c\/strong\u003e is commonly found in OEM-built drives deployed in HVAC air handler units, textile winding machinery, water treatment pump stations, and semiconductor wafer handling equipment where the module's integrated protection reduces system-level component count. Designers working with Mitsubishi, Yaskawa, or third-party control platforms have also incorporated this IPM into custom inverter designs where the package's DIP-IPM pinout offers broad compatibility. Facilities sourcing modules for these platforms can reference \u003ca href=\"https:\/\/flexa-systems.com\/collections\/vfd\"\u003eall \u003cstrong\u003eVFD\u003c\/strong\u003e units we repair\u003c\/a\u003e to identify compatible assemblies already in our inventory.\u003c\/p\u003e\n  \u003cp class=\"desc-intro\"\u003eLike other \u003cstrong\u003eVFD\u003c\/strong\u003e units in heavy industrial duty, the \u003cstrong\u003e7MBP50RJ120\u003c\/strong\u003e is subject to degradation patterns tied specifically to its integrated construction — thermal cycling stress on the DBC substrate, bond wire fatigue at high-current junctions, and gate oxide wear from repetitive switching transients are the dominant long-term failure mechanisms in this module class. Contamination ingress on the control signal pins and electrolytic capacitor dry-out on the bootstrap supply side are secondary failure paths that tend to appear after five to ten years of continuous operation in poorly ventilated enclosures. Facilities sourcing a \u003cstrong\u003e\u003cstrong\u003e7MBP50RJ120\u003c\/strong\u003e replacement\u003c\/strong\u003e after one of these failure modes should verify the host inverter's gate signal voltage levels and fault latch behavior before installation, as mismatched logic thresholds can damage a new module during commissioning. Procurement teams looking to \u003cstrong\u003ebuy 7MBP50RJ120\u003c\/strong\u003e stock for MRO inventory or immediate repair will find that the module's production lifecycle means availability can be inconsistent through standard distribution channels, making \u003cstrong\u003erefurbished\u003c\/strong\u003e and repaired units a practical alternative. A \u003cstrong\u003e\u003cstrong\u003eFuji Electric\u003c\/strong\u003e 7MBP50RJ120\u003c\/strong\u003e \u003cstrong\u003erefurbished\u003c\/strong\u003e to board-level specification — with tested IGBT junctions and verified protection thresholds — often presents a faster lead time than new stock for line-down situations. Our \u003ca href=\"https:\/\/flexa-systems.com\/pages\/vfd-repair\"\u003eindustrial \u003cstrong\u003eVFD\u003c\/strong\u003e repair services\u003c\/a\u003e cover this module type with junction-level testing and thermal interface inspection as part of the standard repair process. Facilities can ship the 7MBP50RJ120 to \u003cstrong\u003eFlexa Systems\u003c\/strong\u003e for board-level repair, exchange for a refurbished unit, or order new stock — repairs are backed by a \u003cstrong\u003e2-year warranty\u003c\/strong\u003e from our Lewisville, TX shop.\u003c\/p\u003e\n\u003cdiv class=\"desc-section\"\u003e\n  \u003cdiv class=\"desc-section-title\"\u003eTechnical Specifications\u003c\/div\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;border-radius:8px;overflow:hidden;border:1px solid #e5e7eb;\"\u003e\n\u003ctr style=\"background:#f8f9fa;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;color:#374151;width:38%;font-size:13px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;color:#1f2937;font-size:13px;\"\u003e7MBP50RJ120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;color:#374151;width:38%;font-size:13px;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;color:#1f2937;font-size:13px;\"\u003eFuji Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desc-section\"\u003e\n  \u003cdiv class=\"desc-section-title\"\u003eService Options\u003c\/div\u003e\n  \u003cdiv class=\"desc-service-grid\"\u003e\n    \u003cdiv class=\"desc-service-card desc-service-repair\"\u003e\n      \u003cdiv class=\"desc-service-label\"\u003eRepair Service\u003c\/div\u003e\n      \u003cdiv class=\"desc-service-body\"\u003eShip your faulty 7MBP50RJ120 to our facility. Our certified technicians perform IGBT testing, capacitor inspection, gate driver diagnostics, and full load testing. Typical turnaround: 5–7 business days. 2-year warranty included.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"desc-service-card desc-service-ref\"\u003e\n      \u003cdiv class=\"desc-service-label\"\u003eRefurbished\u003c\/div\u003e\n      \u003cdiv class=\"desc-service-body\"\u003eIn-stock Fuji Electric 7MBP50RJ120 variable frequency drive, reconditioned to OEM specifications and verified under load. Ships immediately. 2-year warranty included.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"desc-service-card desc-service-new\"\u003e\n      \u003cdiv class=\"desc-service-label\"\u003eBrand New\u003c\/div\u003e\n      \u003cdiv class=\"desc-service-body\"\u003eNew 7MBP50RJ120 in original Fuji Electric packaging. Full manufacturer warranty applies. Contact us to confirm availability and lead time.\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"desc-seo\"\u003eFlexa Systems specializes in Fuji Electric 7MBP50RJ120 variable frequency drive repair, supplying refurbished and new units backed by a 2-year warranty. All drives are load-tested before shipping. Serving industrial facilities nationwide from Lewisville, TX.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fuji Electric","offers":[{"title":"Repair Service","offer_id":54075651850515,"sku":"2100000010080","price":0.0,"currency_code":"USD","in_stock":true},{"title":"Refurbished","offer_id":54075651883283,"sku":"2100000010080","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Brand New","offer_id":54075651916051,"sku":"2100000010080","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/1948\/5715\/files\/234bfe63a67d43d08f840c9d5c0412a4_default.jpg?v=1776931358","url":"https:\/\/flexa-systems.com\/products\/7mbp50rj120-11","provider":"Flexa Systems","version":"1.0","type":"link"}