{"product_id":"siemens-qrh22b100-100a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens QRH22B100 - 100 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens QRH22B100 is a 100A, 240V, 2-pole bolt-on molded case circuit breaker engineered for dependable branch circuit protection in panelboards and loadcenters. Designed to stand up to the rigors of residential, commercial, and light industrial use, it delivers consistent protection you can trust when utility power is imperfect or energy demands spike.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: Provides a rigid, vibration-resistant bus connection that remains solid through thermal cycling and equipment vibration, helping maintain reliable electrical continuity over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Delivers stable, repeatable protection by responding appropriately to both overloads and short-circuit events, reducing nuisance trips and enhancing safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: Fully compatible with matching Siemens loadcenters and panelboards, ensuring proper fit, alignment, and electrical performance without retrofit hassles.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile 2-pole design\u003c\/strong\u003e: Ideal for protecting essential branch circuits that require simultaneous disconnection and 240V operation, including feeders and large-appliance circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication breadth\u003c\/strong\u003e: Suitable for residential, commercial, and light industrial environments, where reliable protection and easy replacement matter most.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: QRH22B100\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 100A\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\u003eUse cases to consider with the QRH22B100: upgrading an existing Siemens panelboard or loadcenter for a dedicated 100A circuit, adding reliable protection for high-demand feeders, or replacing an aging breaker to restore consistent performance. Its bolt-on design makes installation straightforward for technicians familiar with Siemens systems, while the thermal-magnetic protection helps balance fast interruption with reduced nuisance trips. For installers and facility managers, this breaker provides a dependable, OEM-aligned option that maintains electrical system integrity and simplifies maintenance within Siemens-certified configurations.\u003c\/p\u003e \u003cp\u003eWhen you choose the QRH22B100, you’re selecting a component built to integrate seamlessly with Siemens equipment and to deliver predictable protection where it matters—keeping electrical systems safe, compliant, and ready to perform under demanding conditions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355166822562,"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_0f7b5c66-02f7-4822-b819-dbfe4f77a8d4.png?v=1764689919","url":"https:\/\/www.ampstate.com\/products\/siemens-qrh22b100-100a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}