{"product_id":"siemens-fj63b100-3-pole-circuit-breaker","title":"Siemens FJ63B100 - 100A 3 Pole Molded Case Circuit Breaker","description":"Designed to handle commercial power distribution, the Siemens FJ63B100 provides 100 amps of reliable thermal-magnetic protection. This F-Frame bolt-on circuit breaker mounts into legacy I-T-E enclosures, SB switchboards, and modern P1, P2, or P3 panelboards. It features a fixed thermal and adjustable magnetic trip mechanism, allowing facility managers to fine-tune short-circuit responses. When upgrading infrastructure, the FXD63B100 serves as the recommended modern substitute.","brand":"Siemens","offers":[{"title":"Re-Certified","offer_id":51476666057017,"sku":"FJ63B100-R","price":790.31,"currency_code":"USD","in_stock":true}],"url":"https:\/\/superbreakers.com\/products\/siemens-fj63b100-3-pole-circuit-breaker","provider":"SuperBreakers","version":"1.0","type":"link"}