{"product_id":"onesto-din-rail-50a-3ka-circuit-breaker","title":"ONESTO DIN RAIL 50A 3KA 1P CIRCUIT BREAKER","description":"\u003cp data-start=\"203\" data-end=\"554\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"207\" data-end=\"249\"\u003eOnesto 50A 1P 3kA Mini Circuit Breaker\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edelivers reliable protection for your electrical circuits against overloads and short circuits. Designed for residential, light commercial, and higher-load applications, this single-pole breaker is ideal for heavy socket circuits, larger appliances, and power sub-circuits that require 50 A protection.\u003c\/p\u003e\n\u003cp data-start=\"556\" data-end=\"1024\"\u003eWith a\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"563\" data-end=\"588\"\u003erated current of 50 A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand a\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"595\" data-end=\"624\"\u003ebreaking capacity of 3 kA\u003c\/strong\u003e, it safely interrupts overloads and short-circuit events, preventing damage to wiring and connected devices. Its\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"738\" data-end=\"759\"\u003eDIN-rail mounting\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eallows quick and secure installation in standard distribution boards, and the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"838\" data-end=\"854\"\u003emanual reset\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efeature enables easy power restoration after a trip. Built to meet international safety standards, the Onesto 50A MCB ensures dependable performance and peace of mind.\u003c\/p\u003e\n\u003cul data-start=\"67\" data-end=\"1809\"\u003e\n\u003cli data-start=\"127\" data-end=\"228\"\u003e\n\u003cp data-start=\"129\" data-end=\"228\"\u003e\u003cstrong data-start=\"129\" data-end=\"138\"\u003eType:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMiniature Circuit Breaker (MCB), Single‑Pole (1P)\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"229\" data-end=\"455\"\u003e\n\u003cp data-start=\"231\" data-end=\"455\"\u003e\u003cstrong data-start=\"231\" data-end=\"254\"\u003eRated Current (In):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e50 Amps — suitable for higher‑current single‑phase circuits such as power‑hungry appliances, heavier socket circuits, or sub‑circuits requiring 50 A protection.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"456\" data-end=\"626\"\u003e\n\u003cp data-start=\"458\" data-end=\"626\"\u003e\u003cstrong data-start=\"458\" data-end=\"492\"\u003eBreaking Capacity (Icu \/ Ics):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3 kA — capable of safely interrupting overloads or short‑circuit fault currents up to 3000 A.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"627\" data-end=\"789\"\u003e\n\u003cp data-start=\"629\" data-end=\"789\"\u003e\u003cstrong data-start=\"629\" data-end=\"648\"\u003eVoltage Rating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e240\/415 V AC (single-phase) — compatible with standard domestic and light‑commercial supply systems.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"790\" data-end=\"972\"\u003e\n\u003cp data-start=\"792\" data-end=\"972\"\u003e\u003cstrong data-start=\"792\" data-end=\"815\"\u003eTripping Mechanism:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThermo‑magnetic (overload + short‑circuit protection) — provides reliable circuit protection under fault conditions.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"973\" data-end=\"1208\"\u003e\n\u003cp data-start=\"975\" data-end=\"1208\"\u003e\u003cstrong data-start=\"975\" data-end=\"1011\"\u003eTripping Curve \/ Characteristic:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCommonly B, C, or D curve (depending on variant \/ load requirements) — useful for matching breaker performance to the type of load (resistive vs inductive).\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1209\" data-end=\"1376\"\u003e\n\u003cp data-start=\"1211\" data-end=\"1376\"\u003e\u003cstrong data-start=\"1211\" data-end=\"1238\"\u003eMounting \/ Form Factor:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandard DIN‑rail (35 mm) — allows for easy installation in distribution boards \/ breaker panels.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1377\" data-end=\"1561\"\u003e\n\u003cp data-start=\"1379\" data-end=\"1561\"\u003e\u003cstrong data-start=\"1379\" data-end=\"1403\"\u003eProtection Provided:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOverload protection and short‑circuit protection — prevents damage to wiring and connected devices in case of faults.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1562\" data-end=\"1809\"\u003e\n\u003cp data-start=\"1564\" data-end=\"1809\"\u003e\u003cstrong data-start=\"1564\" data-end=\"1589\"\u003eTypical Applications:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHeavy socket circuits, high‑load appliances or equipment, light‑commercial or residential sub‑circuits requiring 50 A protection; suitable where higher current draw is expected.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ONESTO","offers":[{"title":"Default Title","offer_id":48114891882725,"sku":"KC3E\/150A","price":42.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/7191\/6261\/files\/ONESTO1P6KA_600x600_d0357e25-80dd-4098-a7ab-cdf042bc5587.webp?v=1764751731","url":"https:\/\/cajeeslighting.co.za\/products\/onesto-din-rail-50a-3ka-circuit-breaker","provider":"Cajees Lighting and Electrical","version":"1.0","type":"link"}