{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3VA9144-0JA12","brand":"Siemens","brandSlug":"siemens","productSlug":"3VA9144-0JA12","canonicalUrl":"https://aoctrl.com/siemens/3VA9144-0JA12","factsUrl":"https://aoctrl.com/api/mcp/products/3VA9144-0JA12","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SENTRON accessories, box terminal TS1.2, 4 units, 10 AWG…3/0 AWG, for 3VA6 150/250.","salesMarkdown":"## Fits which breaker — 3VA6 150/250 frame The 3VA9144-0JA12: This box terminal is designed for the Siemens 3VA6 molded case circuit breaker in the 150 A and 250 A frame sizes. It ships as a set of 4 units, enough for a 3-pole breaker with a neutral lug or for a 4-pole configuration. The terminal designation TS1.2 is the Siemens part marking — it matches the line-side and load-side lug wells on the 3VA6 150/250. No adapter plate or drill-out needed; it bolts directly to the breaker bus. ## Lifecycle and sourcing — active, quoted to order Sourced through independent distribution channels.","metaTitle":"Siemens 3VA9144-0JA12 Box Terminal TS1.2, 10 AWG–3/0 AWG","metaDescription":"Siemens SENTRON box terminal TS1.2, 4 units, for 3VA6 150/250 breakers. Accepts 10 AWG–3/0 AWG stranded, torque 105–140 lb-in.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Circuit Breaker Accessories"],"specifications":{"Solid":"10 AWG: 105 lb-in","title":"3VA9144-0JA12","Stranded":"10 - 4 AWG: 105 lb-in 3 - 3/0 AWG: 140 lb-in","Accessories":"Box terminal","description":"Box terminal TS1.2 4 units 10 AWG…3/0 accessories for: 3VA6 150/250","Finely Stranded":"10 - 4 AWG: 105 lb-in 3 - 3/0 AWG: 140 lb-in","Product version":"box terminal 4 units","Stripped Length":"0.75 in","lifecycle_stage":"current","Product Brand Name":"SENTRON","Product Designation":"accessories","Designation / Of The Terminal":"TS1.2","For Copper Cable / Solid / Maximum":"10 AWG","For Copper Cable / Solid / Minimum":"10 AWG","For Copper Cable / Stranded / Maximum":"3/0 AWG","For Copper Cable / Stranded / Minimum":"10 AWG","For Copper Cable / Finely Stranded / Maximum":"3/0 AWG","For Copper Cable / Finely Stranded / Minimum":"10 AWG"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/a0c71c1a93ea732736f9faf3ff44e067.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=650614&mlfb=3VA9144-0JA12"},"ai":{"faq":[{"question":"What wire sizes and torque does the 3VA9144-0JA12 accept?","answer":"Solid copper: 10 AWG only, torqued to 105 lb-in. Stranded and finely stranded: 10 AWG through 3/0 AWG, with 105 lb-in for 10–4 AWG and 140 lb-in for 3–3/0 AWG. Strip length is 0.75 in."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3VA9144-0JA12","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/3VA9144-0JA12 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}