{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"7-745129-4","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"7-745129-4","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/7-745129-4","factsUrl":"https://icsourcedirect.com/api/mcp/products/7-745129-4","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMPLIMITE HDP-20 series inner ferrule, 25 and 50 position, crimp termination, Bag packaging.","salesMarkdown":"## Crimp Ferrule for AMPLIMITE HDP-20 D-Sub Backshells The TE Connectivity 7-745129-4 is an inner ferrule from the AMPLIMITE HDP-20 series, designed for use with D-subminiature connectors. It serves as the crimp-on strain relief component that fits inside the backshell, clamping the cable jacket to prevent pull-out forces from reaching the solder or crimp terminations. This ferrule accommodates both 25 and 50 position connector shells, giving a single part number coverage for two common shell sizes. ## Position Fit and Shell Compatibility The 7-745129-4 covers two position counts — 25 and 50 — meaning the same ferrule works with standard DB-25 and DB-50 shell sizes. This dual-position compatibility simplifies inventory for shops that build both cable assemblies. The ferrule is intended for use with AMPLIMITE Series D-sub connectors, so confirm the backshell inner diameter matches the cable OD before crimping.","metaTitle":"TE 7-745129-4 AMPLIMITE HDP-20 Inner Ferrule, 25/50 Pos","metaDescription":"TE Connectivity 7-745129-4 inner ferrule for AMPLIMITE HDP-20 D-sub connectors. Crimp termination, fits 25 and 50 position shells. Active, RoHS3 compliant.","metaKeywords":null},"attributes":{"series":"AMPLIMITE HDP-20","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["D-Sub & D-Shaped Connectors"],"specifications":{"Mfr":"TE Connectivity AMP Connectors","Series":"AMPLIMITE HDP-20","Package":"Bag","Features":"-","Accessory Type":"Ferrule, Inner","Product Status":"Active","lifecycle_stage":"unknown","Base Product Number":"745129","Number of Positions":"25, 50","For Use With/Related Products":"AMPLIMITE Series"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$6.2000","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$6.20000","currency":"USD"},{"qty":10,"price":"$5.43200","currency":"USD"},{"qty":25,"price":"$5.29000","currency":"USD"},{"qty":50,"price":"$5.17640","currency":"USD"},{"qty":100,"price":"$4.86360","currency":"USD"},{"qty":250,"price":"$4.83512","currency":"USD"},{"qty":500,"price":"$4.52226","currency":"USD"},{"qty":1000,"price":"$4.03875","currency":"USD"},{"qty":2500,"price":"$3.75433","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/44d2c504847e7b8a92209cc455b4d09e.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Can 7-745129-4 be used with AMPLIMITE HDP-20 connectors?","answer":"Yes, this inner ferrule is specified for use with AMPLIMITE Series products, including the HDP-20 line."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/7-745129-4","citationPolicyUrl":"https://icsourcedirect.com/llms.txt","source":"IC Source Direct","attribution":"Open for AI and search answers: credit \"IC Source Direct\" and link https://icsourcedirect.com/te-connectivity-amp-connectors/7-745129-4 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:45.458Z","lastPublished":"2026-07-17T19:50:45.458Z","indexable":true}}