{"product_id":"square-d-r3815-circuit-breaker","title":"Square D | R3815 | Circuit Breaker | 15A | 2-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eWhen you need dependable 240V protection with precise calibration, the Square D R3815 circuit breaker is engineered to deliver. This 15-amp, 2-pole device fits compatible Square D panels and is an ideal choice for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003ch2\u003eKey specifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 15A\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 R3815\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility via part number:\u003c\/strong\u003e R3815 is your most reliable reference for matching panels that accept Square D’s R-series breakers. Always verify fit and ratings before ordering.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted 240V protection:\u003c\/strong\u003e Designed to interrupt 240V circuits cleanly, helping guard connected equipment and wiring from overcurrent conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for retrofits and replacements:\u003c\/strong\u003e A straightforward, reliable option when upgrading aging panels or restoring circuits in both residential and light commercial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuality you can trust:\u003c\/strong\u003e Built to meet Square D’s performance standards, ensuring consistent trips and secure connections in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed 240V, 15A breaker in a Square D panel that supports R-series devices\u003c\/li\u003e \u003cli\u003eUpgrading an older electrical panel to restore a 240V circuit with precise 15A protection\u003c\/li\u003e \u003cli\u003eRetrofit projects where panel labeling confirms compatibility with R3815 and related components\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to verify before you buy\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCheck your panel’s labeling for compatibility with Square D R-series breakers and confirm that the slot design accepts 2-pole 240V devices\u003c\/li\u003e \u003cli\u003eUse the part number R3815 as the primary reference to ensure exact fit, ratings, and trip characteristics\u003c\/li\u003e \u003cli\u003eEnsure the circuit requires 15A protection on a 240V two-pole configuration to match this model\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and best practices\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePower down the main disconnect and verify the panel is de-energized before handling breakers\u003c\/li\u003e \u003cli\u003eRemove the old breaker from its slot, keeping wiring secure and labeled\u003c\/li\u003e \u003cli\u003eInstall the R3815 by snapping it into a compatible bus and securing any conductors per panel guidelines\u003c\/li\u003e \u003cli\u003eRestore power and test the circuit to confirm proper operation and trip response\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor reliable, code-compliant protection of your 240V circuits, the Square D R3815 15A 2-Pole breaker offers a precise, compatible solution for maintenance, retrofit, and replacement projects. Use the part number as your compatibility navigator and ensure your panel accepts Square D R-series devices for seamless installation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426772734114,"sku":"R3815","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/square-d-r3815-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}