{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MS165-65","brand":"ABB","brandSlug":"abb","productSlug":"MS165-65","canonicalUrl":"https://aoctrl.com/abb/MS165-65","factsUrl":"https://aoctrl.com/api/mcp/products/MS165-65","rawCanonicalId":null},"summary":{"shortDescription":"ABB MS165-65 manual motor starter, 65 A, Motor Starters category, current lifecycle stage.","salesMarkdown":"## 65 A manual motor starter — the current rating that sets the protection ceiling The ABB MS165-65 is a manual motor starter rated for 65 A continuous, placing it in the upper range of the MS series for motor branch-circuit protection. That 65 A figure is the thermal-magnetic trip threshold under locked-rotor or sustained overload conditions — it defines the maximum motor full-load current the device can protect without nuisance tripping on inrush. ## Panel-fit and integration — what the 65 A rating means for the enclosure A 65 A manual motor starter draws its full-load current through the main contacts continuously; the thermal element inside the housing must dissipate the I²R heat without tripping the bimetal below the setpoint. In a steel enclosure with restricted airflow, the ambient temperature inside the panel can rise 10–15 °C above the machine-room ambient, which shifts the thermal trip curve leftward — the starter may trip earlier than the nameplate 65 A suggests unless the enclosure is ventilated or derated per the manufacturer's curve. The MS165-65 mounts on a standard DIN rail and connects via screw terminals sized for the 65 A circuit — typically 16 mm² to 25 mm² copper conductor. The line-side and load-side terminals must be torqued to the value specified in the ABB installation sheet; under-torquing raises contact resistance, which adds heat at the termination point and can accelerate thermal aging of the insulation. Because the lifecycle stage is current, the MS165-65 is sourced through authorized distribution channels with full manufacturer traceability. Quantities are quoted against the BOM line; lead time and volume pricing are confirmed at RFQ time. No surplus or broker channel is required for this part — it is a standard catalog item from ABB. For a panel builder or MRO planner stocking spares, the MS165-65 is a line item that can be ordered in production runs or as single-unit replacements without a last-time-buy deadline.","metaTitle":"ABB MS165-65 Manual Motor Starter, 65 A, Motor Starters","metaDescription":"ABB MS165-65 manual motor starter, rated 65 A, current lifecycle stage. Sourced to order against BOM quantities. Confirm fit for motor protection circuit.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Motor Starters"],"specifications":{"Amps":"65","title":"MS165-65","description":"ABB MS165-65 MANUAL MOTOR STARTER 3|ABB MS165-65 MANUAL MOTOR STA","lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$691.39","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/82888ed22d6503d220734f1014f369bf.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the MS165-65's rated current?","answer":"The MS165-65 is rated for 65 A continuous. This is the thermal-magnetic trip threshold for motor branch-circuit protection under overload conditions."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/abb/MS165-65","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/abb/MS165-65 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}}