{"product_id":"abb-s201-k3a","title":"ABB S201-K3A 3A 1-Pole 400 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eABB S201-K3A 3A 1-Pole 400 V Circuit Breaker\u003c\/strong\u003e is a precise, dependable protective device designed to guard small circuits within 400 V electrical networks. With a 3 A nominal current rating, this single-pole breaker quickly interrupts current to prevent overloads and short circuits, helping protect wiring and connected devices without unnecessary trips.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 3 A — trips at overload to safeguard conductors and loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1 — single-pole configuration for dedicated circuit protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 400 V — suitable for 400 V distribution environments and multi-phase systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e S201-K3A — traceable ABB specification for accurate replacement and inventory.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand reliability:\u003c\/strong\u003e ABB engineering delivers consistent trip characteristics and robust construction for long-term protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use cases include protecting lighting circuits, control circuits, and small loads within commercial or light industrial panel boards that operate on 400 V infrastructure. The 1-pole design keeps panel space efficient while delivering dependable overcurrent protection for a single conductor path.\u003c\/p\u003e \u003cp\u003eWhat makes the S201-K3A stand out is its targeted 3 A protection on a 400 V system, paired with ABB’s reputation for durable, predictable performance. This model is a practical, cost-effective choice when you need reliable, low-amperage protection without sacrificing safety or ease of integration into existing ABB-equipped panels.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePractical tips:\u003c\/strong\u003e Confirm your circuit requires up to 3 A protection and that your system voltage supports a 400 V rating. Ensure installation in compatible panels and follow local electrical codes. Regularly check for signs of nuisance tripping or wear, and replace when needed to maintain consistent protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e electricians and maintenance teams outfitting 400 V electrical installations that demand precise, single-pole protection for small-load circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor dependable, focused overcurrent protection on 400 V networks, the ABB S201-K3A 3A 1-Pole 400 V Circuit Breaker delivers clarity, reliability, and protection you can trust.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46423342776482,"sku":"S201-K3A","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\/abb-s201-k3a","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}