{"product_id":"hk3b120","title":"HK3B120 - 1200Amp Circuit Breaker","description":"\u003cp\u003e\u003cstrong\u003eHK3B120 - 1200Amp Circuit Breaker\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe HK3B120 molded-case circuit breaker is a 3-pole, 1200-amp electrical protection device designed for use in compatible HK3-frame applications. It is commonly used in commercial and industrial power distribution systems where maintaining your existing electrical configuration and matching established equipment specifications are important.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1200 Amp Rating: Designed for electrical systems requiring a 1200-amp molded case circuit breaker.\u003c\/li\u003e\n\u003cli\u003e3-Pole Configuration: Supports compatible three-phase electrical applications requiring coordinated circuit protection.\u003c\/li\u003e\n\u003cli\u003eHK3 Frame Compatibility: Intended for systems that specify HK3 frame circuit breakers for replacement and maintenance applications.\u003c\/li\u003e\n\u003cli\u003eType ET Design: Configured as a Type ET 1200-ampere HK-frame molded-case circuit breaker.\u003c\/li\u003e\n\u003cli\u003e40°C Application Rating: Designed for use in applications with a 40°C operating environment.\u003c\/li\u003e\n\u003cli\u003eReplacement-Focused Application: Helps maintain existing electrical systems where matching specifications and equipment compatibility are required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HK3B120\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e HK3\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Molded Case Circuit Breaker (MCCB)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Type:\u003c\/strong\u003e HK Frame\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperes:\u003c\/strong\u003e 1200 A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate Shipping Weight:\u003c\/strong\u003e 55.00 lbs.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 9.00\"W x 15.50\"L x 4.00\"D\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 15.50 in.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 9.0 in.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth:\u003c\/strong\u003e 4.0 in.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA.I.C. Ratings:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e42kA @ 600VAC\u003c\/li\u003e\n\u003cli\u003e50kA @ 480VAC\u003c\/li\u003e\n\u003cli\u003e65kA @ 240VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Rating:\u003c\/strong\u003e 40°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Rating:\u003c\/strong\u003e 1200 Ampere HK Frame\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Unit Type:\u003c\/strong\u003e ET\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Compliance and Certifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe HK3B120 circuit breaker should be installed in accordance with the requirements of the electrical equipment it is used with, as well as all applicable electrical codes and standards. Voltage ratings, interrupt ratings, and system compatibility should be verified before installation. Certification and compliance details should be confirmed through product markings and available manufacturer documentation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe HK3B120 is well suited for industrial facilities, commercial buildings, and electrical maintenance applications where HK3 frame-compatible equipment is already installed. It works best in situations where replacing an existing molded case circuit breaker while maintaining the original power distribution design is important. Electricians, contractors, and facility maintenance teams can use this type of breaker to support ongoing service needs in established switchgear and electrical distribution systems where proper fit, compatibility, and application requirements must be maintained.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003cblockquote\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eUse of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer.\u003cstrong\u003e CIRCUIT BREAKER SUPERSTORE®\u003c\/strong\u003e is an independent reseller and is \u003cstrong\u003enot \u003c\/strong\u003ean authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do \u003cstrong\u003enot\u003c\/strong\u003e apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eSiemens®, I-T-E®, and Murray® are registered trademarks of Siemens AG. Products sold are surplus, used, or refurbished and are \u003cstrong\u003eNOT \u003c\/strong\u003esupplied by Siemens AG or its affiliates.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"I-T-E","offers":[{"title":"Refurbished","offer_id":49503937102123,"sku":"HK3B120 [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/hk3b120","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}