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OHMITE
E750K5R5
OHMITE E750K5R5 - Corrib [®] Fixed and Adjustable Vitreous Enamel Power Resistor
The OHMITE E750K5R5 is a high-performance power resistor designed for demanding applications involving high currents and low resistance values. Manufactured by OHMITE MANUFACTURING in Mexico, this resistor is suitable for motor starting, dynamic braking, and other heavy-duty electrical systems.
Product Features
Series: 280 Series - Corrib [®] Fixed and Adjustable Vitreous Enamel Power Resistor
Power Rating: Up to 300 Watts (special order units available up to 1500 Watts)
Resistance Range: Max. 63Ω for 300W version
Resistance Tolerance: ±10% (K)
Coating: Lead-free vitreous enamel (silicone ceramic for larger models)
Core: Tubular ceramic for durability and heat dissipation
Terminals: Tinned lug with hole, RoHS compliant solder composition (96% Sn, 3.5% Ag, 0.5% Cu)
Adjustable Lug: Supplied with 300W models (Part No. 1974-A or 1974-B)
Designed for high current loads at low ohmic values
Hollow-core construction with secure fastening options
RoHS compliant product available
Technical Specifications
Coating
Lead-free vitreous enamel (except for extreme low resistance 35W models and large models 750W+ which are silicone ceramic)
Core
Tubular ceramic
Resistance
Max. 63Ω for 300W version
Tolerance
±10% (K)
Power Rating
Based on 25°C free air rating, derates linearly from 100% @ +25°C to 0% @ +400°C
Overload
10 times rated wattage for 5 seconds
Temperature Coefficient
±400 ppm/°C
Dielectric Withstanding Voltage
1000 VAC from terminal to mounting bracket
Dimensions and Mounting
Core and Terminal Selection
Core Dimensions (D: OD, C: ID, L: Length)
1500W, 1000W, 750W, 380W
2.50” (63.5mm) OD, 1.75” (44.45mm) ID, 20.0” (508mm) Length
550W, 500W, 400W
1.625” (41.28mm) OD, 1.125” (28.58mm) ID, 11.75” (298.45mm) Length
270W
1.50” (38.10mm) OD, 1.125” (28.58mm) ID, 5.0” (127mm) Length
395W, 375W, 300W, 220W, 185W, 155W, 140W
1.125” (28.58mm) OD, 0.75” (19.05mm) ID, various lengths from 4.0” to 11.25”
315W, 215W, 190W, 150W, 125W
1.00” (25.40mm) OD, 0.625” (15.88mm) ID, various lengths from 4.0” to 10.0”
180W, 160W, 140W, 105W, 100W
0.75” (19.05mm) OD, 0.50” (12.70mm) ID, various lengths from 4.0” to 6.5”
35W
0.563” (14.30mm) OD, 0.313” (7.95mm) ID, 2.0” (50.80mm) Length
Ordering Information
Standard made-to-order configurations include options for coating (Vitreous, Centohm, Silicone), wattage, resistance value, tolerance, core and terminal specifications. Example part number: R750K5R5 .
Additional Details
RoHS compliance available
Part Number: E750K5R5
Manufacturer: OHMITE MANUFACTURING
Country of Origin: MX
Unit of Measure: EA
ECCN: EAR99
Package Type: Various (see datasheet for details)
Datasheet: Download Datasheet
Disclaimer
For detailed specifications, custom configurations, and ordering options, please refer to the datasheet or contact OHMITE MANUFACTURING directly. Datasheet was not processed; please search the internet for the part number for more details.
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{"id":10024840069437,"title":"E750K5R5","handle":"e750k5r5","description":"\u003ch3\u003eOHMITE E750K5R5 - Corrib [®] Fixed and Adjustable Vitreous Enamel Power Resistor\u003c\/h3\u003e\n\n\u003cp\u003eThe OHMITE E750K5R5 is a high-performance power resistor designed for demanding applications involving high currents and low resistance values. Manufactured by OHMITE MANUFACTURING in Mexico, this resistor is suitable for motor starting, dynamic braking, and other heavy-duty electrical systems.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSeries: 280 Series - Corrib [®] Fixed and Adjustable Vitreous Enamel Power Resistor\u003c\/li\u003e\n \u003cli\u003ePower Rating: Up to 300 Watts (special order units available up to 1500 Watts)\u003c\/li\u003e\n \u003cli\u003eResistance Range: Max. 63Ω for 300W version\u003c\/li\u003e\n \u003cli\u003eResistance Tolerance: ±10% (K)\u003c\/li\u003e\n \u003cli\u003eCoating: Lead-free vitreous enamel (silicone ceramic for larger models)\u003c\/li\u003e\n \u003cli\u003eCore: Tubular ceramic for durability and heat dissipation\u003c\/li\u003e\n \u003cli\u003eTerminals: Tinned lug with hole, RoHS compliant solder composition (96% Sn, 3.5% Ag, 0.5% Cu)\u003c\/li\u003e\n \u003cli\u003eAdjustable Lug: Supplied with 300W models (Part No. 1974-A or 1974-B)\u003c\/li\u003e\n \u003cli\u003eDesigned for high current loads at low ohmic values\u003c\/li\u003e\n \u003cli\u003eHollow-core construction with secure fastening options\u003c\/li\u003e\n \u003cli\u003eRoHS compliant product available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCoating\u003c\/th\u003e\n \u003ctd\u003eLead-free vitreous enamel (except for extreme low resistance 35W models and large models 750W+ which are silicone ceramic)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCore\u003c\/th\u003e\n \u003ctd\u003eTubular ceramic\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eResistance\u003c\/th\u003e\n \u003ctd\u003eMax. 63Ω for 300W version\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eTolerance\u003c\/th\u003e\n \u003ctd\u003e±10% (K)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003ePower Rating\u003c\/th\u003e\n \u003ctd\u003eBased on 25°C free air rating, derates linearly from 100% @ +25°C to 0% @ +400°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOverload\u003c\/th\u003e\n \u003ctd\u003e10 times rated wattage for 5 seconds\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eTemperature Coefficient\u003c\/th\u003e\n \u003ctd\u003e±400 ppm\/°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDielectric Withstanding Voltage\u003c\/th\u003e\n \u003ctd\u003e1000 VAC from terminal to mounting bracket\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDimensions and Mounting\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCore and Terminal Selection\u003c\/th\u003e\n \u003cth\u003eCore Dimensions (D: OD, C: ID, L: Length)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e1500W, 1000W, 750W, 380W\u003c\/td\u003e\n \u003ctd\u003e2.50” (63.5mm) OD, 1.75” (44.45mm) ID, 20.0” (508mm) Length\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e550W, 500W, 400W\u003c\/td\u003e\n \u003ctd\u003e1.625” (41.28mm) OD, 1.125” (28.58mm) ID, 11.75” (298.45mm) Length\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e270W\u003c\/td\u003e\n \u003ctd\u003e1.50” (38.10mm) OD, 1.125” (28.58mm) ID, 5.0” (127mm) Length\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e395W, 375W, 300W, 220W, 185W, 155W, 140W\u003c\/td\u003e\n \u003ctd\u003e1.125” (28.58mm) OD, 0.75” (19.05mm) ID, various lengths from 4.0” to 11.25”\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e315W, 215W, 190W, 150W, 125W\u003c\/td\u003e\n \u003ctd\u003e1.00” (25.40mm) OD, 0.625” (15.88mm) ID, various lengths from 4.0” to 10.0”\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e180W, 160W, 140W, 105W, 100W\u003c\/td\u003e\n \u003ctd\u003e0.75” (19.05mm) OD, 0.50” (12.70mm) ID, various lengths from 4.0” to 6.5”\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e35W\u003c\/td\u003e\n \u003ctd\u003e0.563” (14.30mm) OD, 0.313” (7.95mm) ID, 2.0” (50.80mm) Length\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cp\u003eStandard made-to-order configurations include options for coating (Vitreous, Centohm, Silicone), wattage, resistance value, tolerance, core and terminal specifications. Example part number: \u003cstrong\u003eR750K5R5\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eRoHS compliance available\u003c\/li\u003e\n \u003cli\u003ePart Number: E750K5R5\u003c\/li\u003e\n \u003cli\u003eManufacturer: OHMITE MANUFACTURING\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Various (see datasheet for details)\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-oi\/res_280.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, custom configurations, and ordering options, please refer to the datasheet or contact OHMITE MANUFACTURING directly. Datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T12:52:57+05:30","created_at":"2025-08-14T12:52:57+05:30","vendor":"Waldom Electonics","type":"","tags":["IMPORT_CSV","OHMIT","WLDM"],"price":3627204,"price_min":3627204,"price_max":3627204,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50619091943741,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"E750K5R5","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"E750K5R5","public_title":null,"options":["Default Title"],"price":3627204,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"E750K5R5","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/E750K5R5_49168795_ff3c547a.jpg?v=1755156181"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/E750K5R5_49168795_ff3c547a.jpg?v=1755156181","options":["Title"],"media":[{"alt":null,"id":45833023717693,"position":1,"preview_image":{"aspect_ratio":1.25,"height":200,"width":250,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/E750K5R5_49168795_ff3c547a.jpg?v=1755156181"},"aspect_ratio":1.25,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/E750K5R5_49168795_ff3c547a.jpg?v=1755156181","width":250}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eOHMITE E750K5R5 - Corrib [®] Fixed and Adjustable Vitreous Enamel Power Resistor\u003c\/h3\u003e\n\n\u003cp\u003eThe OHMITE E750K5R5 is a high-performance power resistor designed for demanding applications involving high currents and low resistance values. Manufactured by OHMITE MANUFACTURING in Mexico, this resistor is suitable for motor starting, dynamic braking, and other heavy-duty electrical systems.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSeries: 280 Series - Corrib [®] Fixed and Adjustable Vitreous Enamel Power Resistor\u003c\/li\u003e\n \u003cli\u003ePower Rating: Up to 300 Watts (special order units available up to 1500 Watts)\u003c\/li\u003e\n \u003cli\u003eResistance Range: Max. 63Ω for 300W version\u003c\/li\u003e\n \u003cli\u003eResistance Tolerance: ±10% (K)\u003c\/li\u003e\n \u003cli\u003eCoating: Lead-free vitreous enamel (silicone ceramic for larger models)\u003c\/li\u003e\n \u003cli\u003eCore: Tubular ceramic for durability and heat dissipation\u003c\/li\u003e\n \u003cli\u003eTerminals: Tinned lug with hole, RoHS compliant solder composition (96% Sn, 3.5% Ag, 0.5% Cu)\u003c\/li\u003e\n \u003cli\u003eAdjustable Lug: Supplied with 300W models (Part No. 1974-A or 1974-B)\u003c\/li\u003e\n \u003cli\u003eDesigned for high current loads at low ohmic values\u003c\/li\u003e\n \u003cli\u003eHollow-core construction with secure fastening options\u003c\/li\u003e\n \u003cli\u003eRoHS compliant product available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCoating\u003c\/th\u003e\n \u003ctd\u003eLead-free vitreous enamel (except for extreme low resistance 35W models and large models 750W+ which are silicone ceramic)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCore\u003c\/th\u003e\n \u003ctd\u003eTubular ceramic\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eResistance\u003c\/th\u003e\n \u003ctd\u003eMax. 63Ω for 300W version\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eTolerance\u003c\/th\u003e\n \u003ctd\u003e±10% (K)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003ePower Rating\u003c\/th\u003e\n \u003ctd\u003eBased on 25°C free air rating, derates linearly from 100% @ +25°C to 0% @ +400°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOverload\u003c\/th\u003e\n \u003ctd\u003e10 times rated wattage for 5 seconds\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eTemperature Coefficient\u003c\/th\u003e\n \u003ctd\u003e±400 ppm\/°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDielectric Withstanding Voltage\u003c\/th\u003e\n \u003ctd\u003e1000 VAC from terminal to mounting bracket\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDimensions and Mounting\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCore and Terminal Selection\u003c\/th\u003e\n \u003cth\u003eCore Dimensions (D: OD, C: ID, L: Length)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e1500W, 1000W, 750W, 380W\u003c\/td\u003e\n \u003ctd\u003e2.50” (63.5mm) OD, 1.75” (44.45mm) ID, 20.0” (508mm) Length\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e550W, 500W, 400W\u003c\/td\u003e\n \u003ctd\u003e1.625” (41.28mm) OD, 1.125” (28.58mm) ID, 11.75” (298.45mm) Length\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e270W\u003c\/td\u003e\n \u003ctd\u003e1.50” (38.10mm) OD, 1.125” (28.58mm) ID, 5.0” (127mm) Length\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e395W, 375W, 300W, 220W, 185W, 155W, 140W\u003c\/td\u003e\n \u003ctd\u003e1.125” (28.58mm) OD, 0.75” (19.05mm) ID, various lengths from 4.0” to 11.25”\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e315W, 215W, 190W, 150W, 125W\u003c\/td\u003e\n \u003ctd\u003e1.00” (25.40mm) OD, 0.625” (15.88mm) ID, various lengths from 4.0” to 10.0”\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e180W, 160W, 140W, 105W, 100W\u003c\/td\u003e\n \u003ctd\u003e0.75” (19.05mm) OD, 0.50” (12.70mm) ID, various lengths from 4.0” to 6.5”\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e35W\u003c\/td\u003e\n \u003ctd\u003e0.563” (14.30mm) OD, 0.313” (7.95mm) ID, 2.0” (50.80mm) Length\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cp\u003eStandard made-to-order configurations include options for coating (Vitreous, Centohm, Silicone), wattage, resistance value, tolerance, core and terminal specifications. Example part number: \u003cstrong\u003eR750K5R5\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eRoHS compliance available\u003c\/li\u003e\n \u003cli\u003ePart Number: E750K5R5\u003c\/li\u003e\n \u003cli\u003eManufacturer: OHMITE MANUFACTURING\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Various (see datasheet for details)\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-oi\/res_280.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, custom configurations, and ordering options, please refer to the datasheet or contact OHMITE MANUFACTURING directly. Datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
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