{"product_id":"square-d-r38-30-circuit-breaker","title":"Square D | R38-30 | Circuit Breaker | 30A | 2-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D \u003cstrong\u003eR38-30\u003c\/strong\u003e Circuit Breaker—your reliable solution for protecting 240V circuits with precision. This 30-amp, 2-pole breaker is designed for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring your panel protection remains consistent and safe.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\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\n\u003c\/ul\u003e \u003cp\u003eImportant: Confirm fit and ratings before ordering. The part number \u003cstrong\u003eR38-30\u003c\/strong\u003e is the best reference for compatibility, helping you avoid mismatches in form factor or electrical performance.\u003c\/p\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cp\u003eFor 240V circuits, a two-pole design ensures both hot legs are disconnected simultaneously, delivering reliable protection and safer service. Using the exact R38-30 model guarantees proper integration with Square D panels, reducing install time and potential compatibility issues.\u003c\/p\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: swap in a known-good breaker to restore circuit protection quickly and with confidence.\u003c\/li\u003e \u003cli\u003eRetrofit: upgrade aging panels to current protection standards without altering wiring or panel layout.\u003c\/li\u003e \u003cli\u003eReplacement: replace a failed or worn-out breaker that matches 30A, 2-Pole, 240V requirements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho benefits\u003c\/h3\u003e\n\u003cp\u003eElectricians, facilities managers, and homeowners working with Square D panels that require a 30-amp, 2-pole, 240V breaker will find the \u003cstrong\u003eR38-30\u003c\/strong\u003e model aligns with existing equipment and safety guidelines.\u003c\/p\u003e \u003ch3\u003ePractical installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePower down the main breaker and verify the circuit is de-energized before replacement.\u003c\/li\u003e \u003cli\u003eEnsure you’re sourcing a genuine Square D part-numbered unit to maintain warranty and performance.\u003c\/li\u003e \u003cli\u003eKeep the panel labeling and manufacturer recommendations handy to confirm exact fit prior to installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427399127202,"sku":"R38-30","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-r38-30-circuit-breaker-30a-2-pole-240v-274.webp?v=1789716365","url":"https:\/\/www.ampstate.com\/products\/square-d-r38-30-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}