{"product_id":"siemens-qjh22b090-90a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens QJH22B090 - 90 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens QJH22B090—a rugged 90A, 240V, 2-pole bolt-on molded case circuit breaker built to safeguard branch circuits in panelboards and load centers. This unit isn’t just a switch; it’s a reliable guardian for your electrical distribution, engineered to perform under demanding conditions.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e—delivers a rigid, vibration-resistant bus connection that stays put through equipment start-ups, HVAC cycles, or busy panel environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e—provides stable, repeatable protection by responding promptly to overloads and short circuits, helping prevent damage to wiring and connected loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM loadcenter compatibility\u003c\/strong\u003e—designed to integrate seamlessly with matching Siemens load centers and panelboards, simplifying installation, replacement, and future upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile, two-pole design\u003c\/strong\u003e—2-pole configuration at 90A and 240V is ideal for protecting larger branch circuits and feeding subpanels in residential, commercial, and light industrial settings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho should consider the QJH22B090\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eElectricians performing panel upgrades, replacements, or new installations in homes, small offices, and light industrial facilities.\u003c\/li\u003e \u003cli\u003eSpecifiers seeking a reliable, compatible solution for Siemens panelboards and OEM load centers.\u003c\/li\u003e \u003cli\u003eMaintenance teams needing durable protection for critical branch circuits with consistent trip performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading a subpanel feed where a sturdy, bolt-on breaker is preferred for long-term stability and reduced connection loosening.\u003c\/li\u003e \u003cli\u003eProtecting high-demand circuits (e.g., major appliance clusters or HVAC feeders) that draw near 90A under peak loads.\u003c\/li\u003e \u003cli\u003eReplacing aging breakers in Siemens-equipped panelboards to restore reliable overcurrent and short-circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecification snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: QJH22B090\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 90A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 240V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the QJH22B090 means prioritizing dependable protection with a design that supports secure mounting, precise trip response, and effortless compatibility within Siemens panel ecosystems. It’s a practical, future-ready choice for professionals who expect consistent performance, easy maintenance, and clear, carry-forward reliability in electrical distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355162169506,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_f1f6dc87-2816-4fa1-b48f-31cf7cfaff68.png?v=1764689858","url":"https:\/\/www.ampstate.com\/products\/siemens-qjh22b090-90a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}