{"title":"Stober","description":"\u003cp\u003eBrowse Stober industrial equipment: Posidyn SDS servo drives, MGS gear motors, Posidrive frequency inverters. New, refurbished, and repair services available. \u003ca href=\"\/pages\/contact\" style=\"color: #FF8C42; font-weight: 700; text-decoration: underline;\"\u003eGet a free quote\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"p321spr0100mt","title":"Stober P321SPR0100MT","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\"\u003eEngineers integrating \u003cstrong\u003eStober\u003c\/strong\u003e's product line rely on the \u003cstrong\u003eP321SPR0100MT\u003c\/strong\u003e as a core \u003cstrong\u003evariable frequency drive\u003c\/strong\u003e within the POSIDRIVE FDS 5000 series, a family of compact, field-oriented servo inverters designed for precision motion control in industrial automation. The \u003cstrong\u003e\u003cstrong\u003eStober\u003c\/strong\u003e \u003cstrong\u003eP321SPR0100MT\u003c\/strong\u003e\u003c\/strong\u003e occupies the single-axis inverter segment of this platform, delivering controlled AC motor output suited to applications demanding tight speed and torque regulation. As a \u003cstrong\u003eVFD\u003c\/strong\u003e, it governs motor acceleration, deceleration, and steady-state speed by modulating output frequency and voltage in response to command signals from a supervisory control layer. The unit is engineered to operate within cabinet-mounted configurations, drawing on a DC bus architecture that allows bus sharing among multiple inverter axes on a common rail. Its compact profile is well-suited to space-constrained control enclosures where multi-axis motion must coexist with other automation hardware. The P321SPR0100MT is rated for synchronous and asynchronous motor types, broadening its applicability across motor technologies in a single hardware platform.\u003c\/p\u003e\n  \u003cp class=\"desc-intro\"\u003eOn the technical side, the \u003cstrong\u003eP321SPR0100MT\u003c\/strong\u003e distinguishes itself from lower-tier members of the FDS 5000 family through its support for encoder feedback interfaces, enabling closed-loop field-oriented control rather than open-loop V\/Hz operation alone. Communication integration is handled through \u003cstrong\u003eStober\u003c\/strong\u003e's native PROFIBUS DP and CANopen interfaces, allowing the drive to participate in coordinated multi-axis motion networks alongside Siemens S7 and Beckhoff TwinCAT PLC ecosystems. \u003cstrong\u003eStober\u003c\/strong\u003e's proprietary POSITool commissioning software provides parameter management, diagnostic logging, and motion profile configuration directly from a PC, reducing setup time during initial installation and post-service recommissioning. The drive's safe torque off (STO) safety function aligns with SIL 2 \/ PLd requirements, which is a prerequisite in many CE-marked machine designs. Industries where the \u003cstrong\u003eStober \u003cstrong\u003eP321SPR0100MT\u003c\/strong\u003e\u003c\/strong\u003e sees regular deployment include pharmaceutical packaging lines, textile winding machinery, printing press feeder units, and semiconductor wafer handling systems where positional repeatability is non-negotiable. Engineers sourcing replacements or evaluating alternatives can reference \u003ca href=\"https:\/\/flexa-systems.com\/collections\/vfd\"\u003eall \u003cstrong\u003eVFD\u003c\/strong\u003e units we repair\u003c\/a\u003e to compare available inventory across similar drive families.\u003c\/p\u003e\n  \u003cp class=\"desc-intro\"\u003eOver years of continuous operation, the \u003cstrong\u003eP321SPR0100MT\u003c\/strong\u003e accumulates stress in several predictable areas specific to its design: DC bus capacitors degrade with thermal cycling, gate driver circuits on the IGBT module are susceptible to overvoltage transients, and the encoder feedback input circuitry can be compromised by ground loops in improperly shielded cable installations. Cooling fan bearing wear is another common failure mode in continuously running installations, particularly in dusty or high-ambient-temperature environments such as foundry floors or glass processing facilities. Firmware corruption following a power fault event is also observed in field units, often presenting as an unresponsive drive that shows no fault code on the keypad. Facilities evaluating a \u003cstrong\u003e\u003cstrong\u003eP321SPR0100MT\u003c\/strong\u003e replacement\u003c\/strong\u003e after a hard failure, or those looking to find a \u003cstrong\u003eP321SPR0100MT for sale\u003c\/strong\u003e as a production spare, should verify the firmware revision and encoder configuration match the outgoing unit before installation to avoid re-commissioning delays. When internal faults are confirmed at the board level, \u003cstrong\u003eP321SPR0100MT repair\u003c\/strong\u003e is often the most cost-effective path compared to full new-unit procurement, particularly given current lead times on \u003cstrong\u003eStober\u003c\/strong\u003e drives. Detailed intake and fault documentation procedures for this model are outlined through \u003ca href=\"https:\/\/flexa-systems.com\/pages\/vfd-repair\"\u003e\u003cstrong\u003eVFD\u003c\/strong\u003e repair services\u003c\/a\u003e to help facilities pre-qualify units before shipment. Sourcing options for the P321SPR0100MT include depot repair, in-stock \u003cstrong\u003erefurbished\u003c\/strong\u003e units, and new replacement supply through \u003cstrong\u003eFlexa Systems\u003c\/strong\u003e in Lewisville, TX, with a \u003cstrong\u003e2-year warranty\u003c\/strong\u003e on all repairs.\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;\"\u003eP321SPR0100MT\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;\"\u003eStober\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 P321SPR0100MT 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 Stober P321SPR0100MT 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 P321SPR0100MT in original Stober 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 Stober P321SPR0100MT 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":"Stober","offers":[{"title":"Repair Service","offer_id":53853108896019,"sku":"2100000000647","price":0.0,"currency_code":"USD","in_stock":true},{"title":"Refurbished","offer_id":53853108928787,"sku":"2100000000647","price":150.0,"currency_code":"USD","in_stock":true},{"title":"Brand New","offer_id":53853108961555,"sku":"2100000000647","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/1948\/5715\/files\/27fc93d2752e4b40927217642c04c290_default.jpg?v=1771751948"}],"url":"https:\/\/flexa-systems.com\/collections\/stober.oembed","provider":"Flexa Systems","version":"1.0","type":"link"}