{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"HG-SR301J","brand":"Mitsubishi Electric","brandSlug":"mitsubishi","productSlug":"HG-SR301J","canonicalUrl":"https://aoctrl.com/mitsubishi/HG-SR301J","factsUrl":"https://aoctrl.com/api/mcp/products/HG-SR301J","rawCanonicalId":null},"summary":{"shortDescription":"Mitsubishi HG-SR series servo motor, HG-SR301J, 3.0 kW rated output, 1000 r/min rated speed, with oil seal.","salesMarkdown":"The HG-SR301J is a Mitsubishi servo motor from the HG-SR series, rated for 3.0 kW output at 1000 r/min. The 'J' suffix indicates an integrated oil seal, which protects the motor bearing from lubricant ingress in geared or direct-drive applications where the motor shaft interfaces with a gearbox or coupling that contains oil. The 3.0 kW rating at 1000 r/min defines the continuous mechanical output at the shaft. This is a low-speed, high-torque profile compared to a 2000 or 3000 r/min motor of similar power — expect roughly 28.6 N·m rated torque. That torque density suits direct-drive or low-ratio applications like indexing tables, rotary axes, or conveyor drums where the motor runs near the load speed without a gearbox. The oil seal (J variant) is a material difference from the standard HG-SR motor. If your application has a gearbox splash-lubricated at the shaft pass-through, this seal prevents oil migration into the motor winding. No oil seal means eventual seal failure and motor replacement in those environments. Servo motors of this class power precise motion axes in machine tools, packaging lines, robotic cells, and material handling equipment. The HG-SR series is Mitsubishi's standard servo line for MELSERVO-J4 drives. The indoor-only ambience spec (no direct sunlight, free from corrosive gas, oil mist, dust) means it belongs in a protected cabinet or machine enclosure — not in a washdown or outdoor location.","metaTitle":"Mitsubishi HG-SR301J servo motor, 3.0 kW, 1000 r/min","metaDescription":"HG-SR301J servo motor from Mitsubishi HG-SR series. Rated 3.0 kW at 1000 r/min, with oil seal. Current production. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Servo Motors"],"specifications":{"title":"HG-SR301J","Weight":"26 kg","Ambience":"Indoors (no direct sunlight), free from corrosive gas, flammable gas, oil mist, dust, and dirt","Oil seal":"J = With","description":"HG-SR SERIES","Altitude Max.":"1000 m above sea level","Speed [r/min]":"1 = 1000","Shipping Weight":"27 Kg","lifecycle_stage":"current","Ambient humidity":"Operation 80 %RH or less (non-condensing) | Storage 90 %RH or less (non-condensing)","Rated output [kW]":"30 = 3.0","Ambient temperature":"Operation 0 °C to 40 °C (non-freezing) | Storage -15 °C to 70 °C (non-freezing)","Estimated Lead Time":"7 - 10 Days","Vibration resistance":"X: 24.5 m/s2 | Y: 29.4 m/s2"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1,722.00 – $4,207.18","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/095b22321c767dc76044f7d483b06f81.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What ambient conditions does the HG-SR301J require?","answer":"Indoors, no direct sunlight, free from corrosive gas, flammable gas, oil mist, dust, and dirt. Operating temperature 0 °C to 40 °C, humidity 80 %RH or less non-condensing."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/mitsubishi/HG-SR301J","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/mitsubishi/HG-SR301J 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}}