{"product_id":"eaton-la3300pt-circuit-breaker-trip-unit-ships-fast","title":"Eaton Cutler-Hammer LA3300PT 300A 3-Pole Thermal Magnetic Trip Unit for LA Breakers","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"15\" data-end=\"430\"\u003eThe Eaton Cutler-Hammer LA3300PT trip unit is a thermal magnetic protection device designed for use with LA and HLA Tri-Pac molded case circuit breaker frame types. Engineered for 300A applications, it provides dependable long-time and instantaneous trip protection for industrial and commercial power distribution systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.9251%; height: 637.207px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eEaton Cutler-Hammer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eCircuit Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eLA3300PT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eTrip Units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eTRI-PAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eCircuit Breaker Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eLA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eProtection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eThermal Magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eTrip Functions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eLong-Time and Instantaneous (LI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003e300A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003ePole Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003e3-Pole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.8px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.8px;\"\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.8px;\"\u003e600VAC, 250VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eInterrupting Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003e200kAIC at 600VAC, 100kAIC at 250VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eApproval\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003eUL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 39.1875px;\"\u003e\u003cstrong\u003eCompatible Frame Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 39.1875px;\"\u003e400A LA and HLA Tri-Pac Molded Case Circuit Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 19.5938px;\"\u003e\u003cstrong\u003eDimensions (HxWxD)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 19.5938px;\"\u003e10.1\" x 5.1\" x 5.3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 10px;\"\u003e\n\u003ctd style=\"width: 29.6286%; height: 10px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70.0479%; height: 10px;\"\u003e2.9 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eLA3300PT\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"453\" data-end=\"1183\"\u003eThe LA3300PT is a 3-pole trip unit from the Eaton Cutler-Hammer TRI-PAC series designed for molded case circuit breaker assemblies in demanding electrical distribution environments. It incorporates thermal magnetic protection technology that combines long-time overload protection with instantaneous short-circuit response for reliable fault interruption. The unit is compatible with 400A LA and HLA Tri-Pac breaker frame types, making it suitable for retrofit, maintenance, and replacement applications in industrial facilities and commercial infrastructure. Built to UL standards, the trip unit supports high interrupting ratings and stable operational performance in medium-voltage power systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"1102\" data-start=\"1085\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1201\" data-end=\"2007\"\u003e\u003c\/ul\u003e\n\u003cul data-start=\"1250\" data-end=\"2093\"\u003e\n\u003cli data-section-id=\"12qc6s1\" data-start=\"1250\" data-end=\"1382\"\u003eThermal Magnetic Protection: Provides combined overload and short-circuit protection through thermal and magnetic trip mechanisms.\u003c\/li\u003e\n\u003cli data-section-id=\"1s18swv\" data-start=\"1383\" data-end=\"1478\"\u003e300 Amp Rating: Configured for electrical systems requiring 300A current protection capacity.\u003c\/li\u003e\n\u003cli data-section-id=\"ctpavu\" data-start=\"1479\" data-end=\"1582\"\u003e3-Pole Configuration: Supports three-phase power distribution and industrial electrical applications.\u003c\/li\u003e\n\u003cli data-section-id=\"6q9nol\" data-start=\"1583\" data-end=\"1704\"\u003eLong-Time and Instantaneous Functions: Delivers LI protection for sustained overloads and immediate fault interruption.\u003c\/li\u003e\n\u003cli data-section-id=\"sin9wg\" data-start=\"1705\" data-end=\"1821\"\u003eHigh Interrupting Capacity: Rated for 200kAIC at 600VAC and 100kAIC at 250VDC for high-fault-current environments.\u003c\/li\u003e\n\u003cli data-section-id=\"1afgyh0\" data-start=\"1822\" data-end=\"1896\"\u003eWide Voltage Compatibility: Operates in systems up to 600VAC and 250VDC.\u003c\/li\u003e\n\u003cli data-section-id=\"d0uyou\" data-start=\"1897\" data-end=\"1983\"\u003eUL Approved Design: Manufactured to comply with UL safety and performance standards.\u003c\/li\u003e\n\u003cli data-section-id=\"1klaagi\" data-start=\"1984\" data-end=\"2093\"\u003eTRI-PAC Frame Compatibility: Designed for use with LA and HLA 400A molded case circuit breaker frame types.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2095\" data-end=\"2226\"\u003eThe LA3300PT delivers the reliability and precision required for industrial circuit protection and power distribution applications.\u003c\/p\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":51543241359658,"sku":"LA3300PT","price":805.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_97961e86-354c-4e70-b6c6-8f6e244f035d.webp?v=1778859173","url":"https:\/\/iqelectro.com\/products\/eaton-la3300pt-circuit-breaker-trip-unit-ships-fast","provider":"IQElectro","version":"1.0","type":"link"}