{"product_id":"square-d-qon442-225-amp-3-phase-42-space-mlo-load-center-guts-only-6-x-25-copy","title":"Square D QON442L400 400 Amp 3 Phase 84 Space MLO Load Center Guts Only 12\" X 46\"","description":"\u003cp\u003eSquare D QON442L400 400 Amp Main Lug Only (MLO) Load Center — guts only, no enclosure included. Rated for 3-phase power distribution with 84 available spaces for circuit breakers. Dimensions: 12\" W × 46\" H. Designed for commercial and industrial applications requiring high-capacity branch circuit protection and distribution. Verify compatibility with your existing enclosure before installation. Ideal for retrofit projects or custom panel builds where the main breaker assembly and bus structure are needed separately.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSquare D\u003c\/li\u003e\n\u003cli\u003eQON442L400\u003c\/li\u003e\n\u003cli\u003eLoad Center Guts Only\u003c\/li\u003e\n\u003cli\u003e400 Amp\u003c\/li\u003e\n\u003cli\u003e3 Phase\u003c\/li\u003e\n\u003cli\u003e84 Space\u003c\/li\u003e\n\u003cli\u003e12\" W X 46\" T\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Square D","offers":[{"title":"Used","offer_id":47466484465922,"sku":"03122615J","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0142\/4909\/9322\/files\/PhotoMar132026_84744AM.jpg?v=1773406475","url":"https:\/\/www.sselectricalsupply.com\/products\/square-d-qon442-225-amp-3-phase-42-space-mlo-load-center-guts-only-6-x-25-copy","provider":"S\u0026S Electrical Supply","version":"1.0","type":"link"}