{"product_id":"siemens-hgg3b125l-circuit-breaker","title":"Siemens | HGG3B125L | Circuit Breaker | 125A | 3-Pole | 600V | 35kA | Feed-Through","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens HGG3B125L\u003c\/strong\u003e is a robust 3‑pole circuit breaker engineered for 125A, 600V systems with a 35kA interrupting rating and feed‑through capability. Designed for maintenance, retrofit, and replacement projects, this Siemens part delivers dependable overcurrent protection with a configuration that fits demanding electrical installations.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAmperage: 125A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e \u003cli\u003eInterrupting Rating: 35kA\u003c\/li\u003e \u003cli\u003eType: Feed‑Through\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens breaker stands out\u003c\/h3\u003e\n\u003cp\u003eWhen your panel requires a precise match to legacy specifications, the HGG3B125L delivers exact compatibility with existing Siemens systems. Its feed‑through design supports streamlined wiring paths and efficient distribution in complex installations, reducing downtime during maintenance or upgrades.\u003c\/p\u003e \u003ch3\u003eWho should consider the HGG3B125L?\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eFacility engineers performing maintenance or retrofits on 600V distribution panels\u003c\/li\u003e \u003cli\u003eInstallers replacing a failed or obsolete 3‑pole, 125A feeder within Siemens‑compatible gear\u003c\/li\u003e \u003cli\u003eProject planners stocking reliable, OEM‑referenced parts for ongoing equipment upgrades\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eImportant compatibility notes\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify fit and ratings to ensure seamless operation in your specific panel. The part number HGG3B125L is the most reliable reference for compatibility, helping to prevent mismatches in feed‑through configurations and three‑pole 600V circuits.\u003c\/p\u003e \u003ch3\u003ePractical tips and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance scenarios: use as a spare or during scheduled replacements to minimize panel downtime.\u003c\/li\u003e \u003cli\u003eRetrofit projects: leverage the feed‑through design to simplify wiring routes and expand distribution capacity where needed.\u003c\/li\u003e \u003cli\u003eReplacement planning: document the exact part number (HGG3B125L) to ensure future orders align with existing infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424746983586,"sku":"HGG3B125L","price":2100.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/siemens-hgg3b125l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}