{"product_id":"eaton-qbh50","title":"Eaton QBH50 50A 1-Pole 120 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton QBH50 50A 1-Pole 120 V Circuit Breaker is a compact, dependable solution designed to protect your 120-volt circuits with precision. Part Number QBH50, this device is built to fit standard 1-pole slots and deliver reliable overcurrent protection for residential or light commercial panels, with a 50-amp rating that makes it suitable for higher-demand circuits. The inclusion of “Potential Transformer” in the product lineage hints at compatibility with monitoring-friendly setups while keeping a straightforward, plug-and-play form factor for everyday electrical protection.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 50 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 120 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QBH50\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDedicated 50 A protection\u003c\/strong\u003e for high-demand 120 V circuits, helping prevent overloads and reduce the risk of fire hazards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-Pole configuration\u003c\/strong\u003e delivers straightforward installation in compatible panels that require a single hot line, making it ideal for specific branch circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable Eaton lineage\u003c\/strong\u003e—part of the QBH family—designed for consistent performance, easy replacement, and predictable trip behavior when protection is needed.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, practical design\u003c\/strong\u003e that fits standard panel spaces without unnecessary bulk, simplifying upgrades or panel refurbishments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile compatibility\u003c\/strong\u003e with systems that leverage potential-transformer monitoring, offering a practical path for panels that integrate metering or protective-relay equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cp\u003eUse the QBH50 when you need dependable overload protection for a single, important 120 V circuit in a residential or light commercial panel. It’s well-suited for high-draw appliances or equipment runs where a robust 50 A-capable input is necessary. If your setup includes monitoring equipment or metering that expects a transformer-enabled protection path, this breaker’s design aligns with those needs while remaining straightforward to install and maintain.\u003c\/p\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eEnsure your electrical panel accepts 1-Pole breakers of the QBH family and that the circuit you’re protecting matches the 50 A rating. Follow all applicable electrical codes and manufacturer instructions during installation, and if in doubt, consult a licensed electrician. This breaker is designed to slot into compatible Eaton panels, delivering reliable protection with minimal fuss.\u003c\/p\u003e \u003ch3\u003ePractical insights\u003c\/h3\u003e\n\u003cp\u003eBeyond basic specs, the QBH50 offers predictable performance in demanding 120 V circuits. For long-term reliability, pair it with properly rated conductors and secure, code-compliant connections. If you’re upgrading an existing panel, verify slot compatibility and ensure the replacement breaker aligns with the panel’s listed configurations to maintain system safety and warranty integrity.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46423050354850,"sku":"QBH50","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/eaton-qbh50","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}