{"product_id":"siemens-hb2b030-circuit-breaker","title":"Siemens | HB2B030 | Circuit Breaker | 30A | 2-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HB2B030 is a purpose-built circuit breaker delivering 30-amp overcurrent protection for 240-volt systems. With a robust 2-pole design, it safely interrupts both live conductors, making it ideal for multi-wire branch circuits and essential electrical protection in the panel. This unit is tailored for maintenance, retrofit, and replacement projects where exact specifications matter, and the HB2B030 part number should be your primary reference for compatibility.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 30A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HB2B030\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this 2-pole, 240V 30A breaker matters\u003c\/h3\u003e\n\u003cp\u003eChoosing the HB2B030 means selecting a device designed to deliver reliable interruption on both hot legs, which is critical for safety and code compliance in circuits that share a neutral or feed 240V equipment. The two-pole configuration helps prevent half-energized components and reduces the risk of shock or arc faults during a fault condition.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service calls where existing panels require a precise 30A, 2-pole, 240V replacement\u003c\/li\u003e \u003cli\u003eRetrofits to upgrade or reconfigure branch circuits that demand consistent 30A protection\u003c\/li\u003e \u003cli\u003eReplacement of failed breakers in compatible Siemens panels or systems that reference HB2B030\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit, compatibility, and installation tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings—the HB2B030 part number is the best reference for compatibility with your panel. If you’re replacing an old breaker, verify that the new unit matches the same amperage, pole count, and voltage rating to preserve protection levels and panel integrity. For installation, ensure power is fully isolated, check that the panel labeling permits 30A 2-pole breakers, and follow manufacturer torque specifications when securing connections.\u003c\/p\u003e \u003ch3\u003ePractical considerations and benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eStreamlined maintenance: keep a spare HB2B030 on hand for planned service windows and quicker resets after trips\u003c\/li\u003e \u003cli\u003eReliable protection: designed to interrupt fault currents efficiently on 240V circuits, safeguarding connected loads\u003c\/li\u003e \u003cli\u003eClear reference for compatibility: using the HB2B030 part number minimizes guesswork during replacements\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn environments where precise electrical protection matters, the Siemens HB2B030 delivers predictable performance, straightforward replacement workflow, and peace of mind for both residential and light commercial applications. Use it whenever your project requires a 30A, 2-pole, 240V circuit breaker with a clear compatibility reference.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424505254050,"sku":"HB2B030","price":564.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hb2b030-circuit-breaker-30a-2-pole-240v-654.webp?v=1789374086","url":"https:\/\/www.ampstate.com\/products\/siemens-hb2b030-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}