{"product_id":"allen-bradley-ak-r2-120p1k2-db-resistor-ships-fast","title":"AK-R2-120P1K2 | Allen-Bradley 120-Ohm External Dynamic Brake Kit for PowerFlex 70 Drives","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"451\" data-start=\"0\"\u003eThe Allen-Bradley AK-R2-120P1K2 external dynamic brake kit provides controlled energy dissipation for PowerFlex 70 AC drives during deceleration. With a resistance value of 120 ohms, it supports stable braking performance in applications requiring rapid motor slowdown. This kit enhances drive functionality by offering external braking capacity for systems operating across a wide voltage range.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDrive Accessories\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAK-R2-120P1K2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExternal Dynamic Brake Kits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePowerFlex 70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExternal dynamic brake \/ replacement part\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContinuous Power Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.26 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Energy Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 kJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Drive Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400–480 VAC and 600 VAC systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive Power Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.2 kW, 4 kW, 5.5 kW, 7.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Separation Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 inches (50.8 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot included; requires system-level protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExternal air-cooled installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication Use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDynamic braking for AC drives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Consideration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCan exceed 200°C during operation\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 AK-R2-120P1K2\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1074\" data-start=\"590\"\u003eThe AK-R2-120P1K2 is part of the PowerFlex 70 series of external dynamic braking components designed to integrate seamlessly with Allen-Bradley AC drives. Engineered for use with motor systems rated from 2.2 kW to 7.5 kW, it provides consistent braking support for both 400–480 VAC and 600 VAC installations. The brake resistor offers a continuous power rating of 0.26 kW and is capable of absorbing up to 5 kJ of braking energy in standard configurations. Its construction supports high operating temperatures and requires physical separation from the drive for safe, air-cooled performance.\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\n\u003cli\u003e120-Ohm Resistance Value: Provides controlled energy dissipation for PowerFlex 70 braking operations.\u003c\/li\u003e\n\u003cli\u003eSupports Multiple Drive Ratings: Compatible with drives rated from 2.2 kW to 7.5 kW across 400–480 VAC and 600 VAC systems.\u003c\/li\u003e\n\u003cli\u003e0.26 kW Continuous Power: Ensures stable long-term braking capability under repeated deceleration cycles.\u003c\/li\u003e\n\u003cli\u003eHigh Energy Handling: Rated for up to 5 kJ absorption for demanding motor applications.\u003c\/li\u003e\n\u003cli\u003eExternal Mounting Requirement: Designed for installation outside the drive enclosure to support safe thermal operation.\u003c\/li\u003e\n\u003cli\u003eMinimum Separation Distance: Requires at least 2 inches of spacing for proper air cooling and heat dissipation.\u003c\/li\u003e\n\u003cli\u003eSuitable for PowerFlex 70 Drives: Integrates directly with Allen-Bradley’s mid-range AC drive platform.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe AK-R2-120P1K2 delivers the reliability and precision required for external dynamic braking in AC drive systems.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47270095028522,"sku":"AK-R2-120P1K2","price":569.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/AK-R2-120P1K2.webp?v=1704110760","url":"https:\/\/iqelectro.com\/products\/allen-bradley-ak-r2-120p1k2-db-resistor-ships-fast","provider":"IQElectro","version":"1.0","type":"link"}