{"product_id":"square-d-qmb361twr-30a-3p-600v-panelboard-switch","title":"Square D QMB361TWR Panelboard Switch, 30A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D QMB361TWR Panelboard Switch is built for demanding industrial service, providing reliable isolation for maintenance, service, and replacement projects. With a 30 A rating, 3 poles, and a 600 V capability, this switch is engineered to handle multi-line or three-phase panelboard control in tough environments.\u003c\/p\u003e \u003cp\u003eKey features and benefits of the QMB361TWR:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise compatibility\u003c\/strong\u003e: Part of the QMB series. Use the part number QMB361TWR to confirm fit for your panelboard configuration and application requirements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade performance\u003c\/strong\u003e: 30 A current rating with 3 poles, supporting safe, reliable switching for 600 V systems in commercial or industrial facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly design\u003c\/strong\u003e: Optimized for quick replacement in compatible Square D panelboards, helping you minimize downtime during outages or routine upkeep.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInstallation confidence\u003c\/strong\u003e: Clear guidance to verify fit by part number and application requirements ensures proper operation and safety.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho this is for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eElectrical contractors performing panelboard maintenance, upgrades, or replacements in industrial settings.\u003c\/li\u003e \u003cli\u003eFacility engineers stocking compatible components for planned outages and preventive maintenance.\u003c\/li\u003e \u003cli\u003eMaintenance teams seeking a dependable 600 V, three-pole switch for critical distribution panels.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCommon use cases:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed panelboard switch in a 600 V distribution panel to restore quick, safe isolation.\u003c\/li\u003e \u003cli\u003eIntegrating a reliable three-pole switch for controlled shutdown of multi-line equipment within a panelboard.\u003c\/li\u003e \u003cli\u003eHaving a ready-to-install QMB361TWR on hand to support scheduled maintenance without extended downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNotes on compatibility and support: Verify fit by part number and application requirements. If you’re unsure about compatibility with your specific panelboard model or electrical setup, reach out for guidance—we’re here to help confirm the correct match for your project.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46414727970978,"sku":"QMB361TWR","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/square-d-qmb361twr-30a-3p-600v-panelboard-switch","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}