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OHMITE
E300K1R0E
OHMITE MANUFACTURING E300K1R0E Wirewound Resistor - Chassis Mount, 300W, 1Ω, 10% Tolerance
Introducing the OHMITE MANUFACTURING E300K1R0E wirewound resistor, designed for high-power applications requiring reliable performance and durability. This chassis mount resistor is ideal for motor starting, dynamic braking, and other high-current load applications.
Product Features:
Power Rating: 300 Watts (based on 25°C free air rating)
Resistance Value: 1Ω with ±10% tolerance (K)
Construction: Wirewound, tubular ceramic core with vitreous enamel coating
Coating: Lead-free vitreous enamel (silicone ceramic available for larger models)
Terminals: Tinned lug with hole; RoHS compliant solder composition (96% Sn, 3.5% Ag, 0.5% Cu)
Mounting: Chassis mount with thru bolts and brackets included
Overload Capability: 10 times rated wattage for 5 seconds
Dielectric Withstanding Voltage: 1000 VAC from terminal to mounting bracket
Derating: Linearly from 100% at +25°C to 0% at +400°C
RoHS Compliance: Yes
Specifications:
Resistance
Max Power
Resistance Tolerance
Coating
1Ω
300W
±10% (K)
Vitreous enamel (standard), optional silicone ceramic for larger models
Dimensions & Mounting:
Core & Terminal Selection
Core Diameter
Core Length
Overall Length
Made to order
See datasheet
See datasheet
See datasheet
Additional Details:
Package Type: BOX
Part Number: E300K1R0E
Manufacturer: OHMITE MANUFACTURING
Country of Origin: MX
UOM: EA
ECCN: EAR99
Datasheet: Download Datasheet
Note:
Wattages above 750 watts are available with silicone coating. For custom core configurations and additional specifications, please refer to the datasheet or contact OHMITE MANUFACTURING.
For more detailed information, please visit the datasheet .
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This chassis mount resistor is ideal for motor starting, dynamic braking, and other high-current load applications.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features:\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePower Rating:\u003c\/strong\u003e 300 Watts (based on 25°C free air rating)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eResistance Value:\u003c\/strong\u003e 1Ω with ±10% tolerance (K)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Wirewound, tubular ceramic core with vitreous enamel coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Lead-free vitreous enamel (silicone ceramic available for larger models)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTerminals:\u003c\/strong\u003e Tinned lug with hole; RoHS compliant solder composition (96% Sn, 3.5% Ag, 0.5% Cu)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Chassis mount with thru bolts and brackets included\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOverload Capability:\u003c\/strong\u003e 10 times rated wattage for 5 seconds\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDielectric Withstanding Voltage:\u003c\/strong\u003e 1000 VAC from terminal to mounting bracket\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDerating:\u003c\/strong\u003e Linearly from 100% at +25°C to 0% at +400°C\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRoHS Compliance:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eResistance\u003c\/th\u003e\n \u003cth\u003eMax Power\u003c\/th\u003e\n \u003cth\u003eResistance Tolerance\u003c\/th\u003e\n \u003cth\u003eCoating\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e1Ω\u003c\/td\u003e\n \u003ctd\u003e300W\u003c\/td\u003e\n \u003ctd\u003e±10% (K)\u003c\/td\u003e\n \u003ctd\u003eVitreous enamel (standard), optional silicone ceramic for larger models\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Mounting:\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCore \u0026amp; Terminal Selection\u003c\/th\u003e\n \u003cth\u003eCore Diameter\u003c\/th\u003e\n \u003cth\u003eCore Length\u003c\/th\u003e\n \u003cth\u003eOverall Length\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMade to order\u003c\/td\u003e\n \u003ctd\u003eSee datasheet\u003c\/td\u003e\n \u003ctd\u003eSee datasheet\u003c\/td\u003e\n \u003ctd\u003eSee datasheet\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details:\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Type: BOX\u003c\/li\u003e\n \u003cli\u003ePart Number: E300K1R0E\u003c\/li\u003e\n \u003cli\u003eManufacturer: OHMITE MANUFACTURING\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/OMIT\/OMITS01275\/OMITS01275-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNote:\u003c\/h3\u003e\n\u003cp\u003eWattages above 750 watts are available with silicone coating. For custom core configurations and additional specifications, please refer to the datasheet or contact OHMITE MANUFACTURING.\u003c\/p\u003e\n\n\u003cp\u003eFor more detailed information, please visit the \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/OMIT\/OMITS01275\/OMITS01275-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e","published_at":"2025-08-10T02:22:24+05:30","created_at":"2025-08-10T02:22:25+05:30","vendor":"Waldom Electonics","type":"","tags":["IMPORT_CSV","OHMIT","Wire","WLDM"],"price":819627,"price_min":819627,"price_max":819627,"available":false,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50570421633341,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"E300K1R0E","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"E300K1R0E","public_title":null,"options":["Default Title"],"price":819627,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"E300K1R0E","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/E300K1R0E_12027260_125f79c4.jpg?v=1754772748"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/E300K1R0E_12027260_125f79c4.jpg?v=1754772748","options":["Title"],"media":[{"alt":null,"id":45752953995581,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/E300K1R0E_12027260_125f79c4.jpg?v=1754772748"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/E300K1R0E_12027260_125f79c4.jpg?v=1754772748","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eOHMITE MANUFACTURING E300K1R0E Wirewound Resistor - Chassis Mount, 300W, 1Ω, 10% Tolerance\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the OHMITE MANUFACTURING E300K1R0E wirewound resistor, designed for high-power applications requiring reliable performance and durability. This chassis mount resistor is ideal for motor starting, dynamic braking, and other high-current load applications.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features:\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePower Rating:\u003c\/strong\u003e 300 Watts (based on 25°C free air rating)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eResistance Value:\u003c\/strong\u003e 1Ω with ±10% tolerance (K)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Wirewound, tubular ceramic core with vitreous enamel coating\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Lead-free vitreous enamel (silicone ceramic available for larger models)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTerminals:\u003c\/strong\u003e Tinned lug with hole; RoHS compliant solder composition (96% Sn, 3.5% Ag, 0.5% Cu)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Chassis mount with thru bolts and brackets included\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOverload Capability:\u003c\/strong\u003e 10 times rated wattage for 5 seconds\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDielectric Withstanding Voltage:\u003c\/strong\u003e 1000 VAC from terminal to mounting bracket\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDerating:\u003c\/strong\u003e Linearly from 100% at +25°C to 0% at +400°C\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRoHS Compliance:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eResistance\u003c\/th\u003e\n \u003cth\u003eMax Power\u003c\/th\u003e\n \u003cth\u003eResistance Tolerance\u003c\/th\u003e\n \u003cth\u003eCoating\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e1Ω\u003c\/td\u003e\n \u003ctd\u003e300W\u003c\/td\u003e\n \u003ctd\u003e±10% (K)\u003c\/td\u003e\n \u003ctd\u003eVitreous enamel (standard), optional silicone ceramic for larger models\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Mounting:\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCore \u0026amp; Terminal Selection\u003c\/th\u003e\n \u003cth\u003eCore Diameter\u003c\/th\u003e\n \u003cth\u003eCore Length\u003c\/th\u003e\n \u003cth\u003eOverall Length\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMade to order\u003c\/td\u003e\n \u003ctd\u003eSee datasheet\u003c\/td\u003e\n \u003ctd\u003eSee datasheet\u003c\/td\u003e\n \u003ctd\u003eSee datasheet\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details:\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Type: BOX\u003c\/li\u003e\n \u003cli\u003ePart Number: E300K1R0E\u003c\/li\u003e\n \u003cli\u003eManufacturer: OHMITE MANUFACTURING\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/OMIT\/OMITS01275\/OMITS01275-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNote:\u003c\/h3\u003e\n\u003cp\u003eWattages above 750 watts are available with silicone coating. For custom core configurations and additional specifications, please refer to the datasheet or contact OHMITE MANUFACTURING.\u003c\/p\u003e\n\n\u003cp\u003eFor more detailed information, please visit the \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/OMIT\/OMITS01275\/OMITS01275-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e"}
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