Introducing the OHMITE MANUFACTURING Wirewound Resistor, Part Number: 45F7K0E, a high-quality through-hole resistor designed for reliable performance in various electrical and electronic applications. Manufactured in Mexico (COO: MX), this resistor features a robust axial construction with conformal silicone-ceramic coating, ensuring stability under high temperature conditions and resistance to thermal shock.
Temperature Coefficient: Under 1Ω: ±90 ppm/°C; 1Ω to 9.99Ω: ±50 ppm/°C; 10Ω and over: ±20 ppm/°C
Operating Temperature Range: -55°C to 275°C
Derating Linearly from 100% @ +25°C to 0% @ +275°C
Dimensions
Series
Wattage
Length (in./mm)
Diameter (in./mm)
Lead Gauge
45
5.0
0.937 / 23.8
0.343 / 8.7
18
Ordering Information
Wattage & Tolerance
Part Number Prefix
Resistance Values
1% Tolerance
F
0.1Ω to 70KΩ (e.g., 45F7K0E)
5% Tolerance
J
Available with suffix 'J' (e.g., 45J7K0E)
Additional Details
RoHS compliant; add “E” suffix to specify
Overload capability: 5 times rated wattage for 5 seconds (under 5W), 10 times rated wattage for 5 seconds (5W and over)
Derating applies linearly from +25°C to +275°C
For more detailed specifications and options, please refer to the datasheet. Datasheet was not processed, please search the internet for the part number for more details.
{"id":10021222449469,"title":"45F7K0E","handle":"45f7k0e","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eIntroducing the OHMITE MANUFACTURING Wirewound Resistor, Part Number: 45F7K0E, a high-quality through-hole resistor designed for reliable performance in various electrical and electronic applications. Manufactured in Mexico (COO: MX), this resistor features a robust axial construction with conformal silicone-ceramic coating, ensuring stability under high temperature conditions and resistance to thermal shock.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Rating: 5 Watts\u003c\/li\u003e\n\u003cli\u003eResistance Value: 7KΩ (7,000Ω)\u003c\/li\u003e\n\u003cli\u003eTolerance: ±1%\u003c\/li\u003e\n\u003cli\u003ePackage Type: Black (BLK)\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-oi\/oi-45f7k0e.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeries: 40 Series\u003c\/li\u003e\n\u003cli\u003eWattage: 5W\u003c\/li\u003e\n\u003cli\u003eResistance Range: 0.10Ω to 70KΩ (Resistance values available include 0.1Ω, 1Ω, 10Ω, 250Ω, 1KΩ, 4.5KΩ, 50KΩ, etc.)\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: Up to 150V depending on resistance\u003c\/li\u003e\n\u003cli\u003eConstruction: All-welded, conformal silicone-ceramic coating\u003c\/li\u003e\n\u003cli\u003eTerminals: Solder-coated copper clad axial\u003c\/li\u003e\n\u003cli\u003eTemperature Coefficient: Under 1Ω: ±90 ppm\/°C; 1Ω to 9.99Ω: ±50 ppm\/°C; 10Ω and over: ±20 ppm\/°C\u003c\/li\u003e\n\u003cli\u003eOperating Temperature Range: -55°C to 275°C\u003c\/li\u003e\n\u003cli\u003eDerating Linearly from 100% @ +25°C to 0% @ +275°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003cth\u003eWattage\u003c\/th\u003e\n\u003cth\u003eLength (in.\/mm)\u003c\/th\u003e\n\u003cth\u003eDiameter (in.\/mm)\u003c\/th\u003e\n\u003cth\u003eLead Gauge\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003ctd\u003e0.937 \/ 23.8\u003c\/td\u003e\n\u003ctd\u003e0.343 \/ 8.7\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eWattage \u0026amp; Tolerance\u003c\/th\u003e\n\u003cth\u003ePart Number Prefix\u003c\/th\u003e\n\u003cth\u003eResistance Values\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1% Tolerance\u003c\/td\u003e\n\u003ctd\u003eF\u003c\/td\u003e\n\u003ctd\u003e0.1Ω to 70KΩ (e.g., 45F7K0E)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5% Tolerance\u003c\/td\u003e\n\u003ctd\u003eJ\u003c\/td\u003e\n\u003ctd\u003eAvailable with suffix 'J' (e.g., 45J7K0E)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRoHS compliant; add “E” suffix to specify\u003c\/li\u003e\n\u003cli\u003eOverload capability: 5 times rated wattage for 5 seconds (under 5W), 10 times rated wattage for 5 seconds (5W and over)\u003c\/li\u003e\n\u003cli\u003eDerating applies linearly from +25°C to +275°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications and options, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-oi\/oi-45f7k0e.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Datasheet was not processed, please search the internet for the part number for more details.\u003c\/p\u003e","published_at":"2025-08-12T13:22:40+05:30","created_at":"2025-08-12T13:22:41+05:30","vendor":"Waldom Electonics","type":"Resistors","tags":["IMPORT_CSV","OHMIT","Resistors","Wire","WLDM"],"price":33123,"price_min":33123,"price_max":33123,"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":50611903725885,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"45F7K0E","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"45F7K0E","public_title":null,"options":["Default Title"],"price":33123,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"45F7K0E","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/45F7K0E_12022104_3b25f7c5.jpg?v=1754985164"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/45F7K0E_12022104_3b25f7c5.jpg?v=1754985164","options":["Title"],"media":[{"alt":null,"id":45799771668797,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/45F7K0E_12022104_3b25f7c5.jpg?v=1754985164"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/45F7K0E_12022104_3b25f7c5.jpg?v=1754985164","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eIntroducing the OHMITE MANUFACTURING Wirewound Resistor, Part Number: 45F7K0E, a high-quality through-hole resistor designed for reliable performance in various electrical and electronic applications. Manufactured in Mexico (COO: MX), this resistor features a robust axial construction with conformal silicone-ceramic coating, ensuring stability under high temperature conditions and resistance to thermal shock.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Rating: 5 Watts\u003c\/li\u003e\n\u003cli\u003eResistance Value: 7KΩ (7,000Ω)\u003c\/li\u003e\n\u003cli\u003eTolerance: ±1%\u003c\/li\u003e\n\u003cli\u003ePackage Type: Black (BLK)\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-oi\/oi-45f7k0e.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeries: 40 Series\u003c\/li\u003e\n\u003cli\u003eWattage: 5W\u003c\/li\u003e\n\u003cli\u003eResistance Range: 0.10Ω to 70KΩ (Resistance values available include 0.1Ω, 1Ω, 10Ω, 250Ω, 1KΩ, 4.5KΩ, 50KΩ, etc.)\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: Up to 150V depending on resistance\u003c\/li\u003e\n\u003cli\u003eConstruction: All-welded, conformal silicone-ceramic coating\u003c\/li\u003e\n\u003cli\u003eTerminals: Solder-coated copper clad axial\u003c\/li\u003e\n\u003cli\u003eTemperature Coefficient: Under 1Ω: ±90 ppm\/°C; 1Ω to 9.99Ω: ±50 ppm\/°C; 10Ω and over: ±20 ppm\/°C\u003c\/li\u003e\n\u003cli\u003eOperating Temperature Range: -55°C to 275°C\u003c\/li\u003e\n\u003cli\u003eDerating Linearly from 100% @ +25°C to 0% @ +275°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003cth\u003eWattage\u003c\/th\u003e\n\u003cth\u003eLength (in.\/mm)\u003c\/th\u003e\n\u003cth\u003eDiameter (in.\/mm)\u003c\/th\u003e\n\u003cth\u003eLead Gauge\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003ctd\u003e0.937 \/ 23.8\u003c\/td\u003e\n\u003ctd\u003e0.343 \/ 8.7\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eWattage \u0026amp; Tolerance\u003c\/th\u003e\n\u003cth\u003ePart Number Prefix\u003c\/th\u003e\n\u003cth\u003eResistance Values\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1% Tolerance\u003c\/td\u003e\n\u003ctd\u003eF\u003c\/td\u003e\n\u003ctd\u003e0.1Ω to 70KΩ (e.g., 45F7K0E)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5% Tolerance\u003c\/td\u003e\n\u003ctd\u003eJ\u003c\/td\u003e\n\u003ctd\u003eAvailable with suffix 'J' (e.g., 45J7K0E)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRoHS compliant; add “E” suffix to specify\u003c\/li\u003e\n\u003cli\u003eOverload capability: 5 times rated wattage for 5 seconds (under 5W), 10 times rated wattage for 5 seconds (5W and over)\u003c\/li\u003e\n\u003cli\u003eDerating applies linearly from +25°C to +275°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications and options, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-oi\/oi-45f7k0e.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Datasheet was not processed, please search the internet for the part number for more details.\u003c\/p\u003e"}
