HARWIN M20-7890442 4 Position Receptacle Connector 0.100" (2.54mm) T
The HARWIN M20-7890442 is a high-quality 4-position receptacle connector designed for reliable electrical connections in electronic applications. Manufactured in Taiwan, this connector adheres to RoHS standards, ensuring environmentally friendly compliance. It is suitable for use in header and wire housing configurations, providing secure and durable connections for various electronic assemblies.
Product Features
Part Number: M20-7890442
Manufacturer: HARWIN
Country of Origin: Taiwan (TW)
Product Type: Connector
Category: Headers & Wire Housings
UOM: Each (EA)
ECCN: EAR99
RoHS Compliant: Yes
Package Type: Not specified
Finish Options:
Gold + Tin (42)
Tin (46)
Technical Specifications
Number of Contacts:
Single Row: 2 to 20, 25, 35, 36 contacts
Double Row: 2 to 20, 25, 36, 40 contacts
Contact Pitch: 0.100" (2.54mm)
Contact Arrangement:
Single Row
Double Row
Dimensions (mm):
Recommended PCB Pattern: B 7.87
Contact Spacing: 2.54 mm
Contact Diameter: Ø1.05 mm
Ordering Information
To order, use the series code, finish, type, and number of contacts per row as specified:
Series Code: M20-78X
Finish: 42 (Gold + Tin), 46 (Tin)
Type: 8 (Double Row), 9 (Single Row)
Number of Contacts per Row: 02 to 20, 25, 35, 36 (Double Row), 02 to 20, 25, 36, 40 (Single Row)
Note: This product complies with RoHS standards and is suitable for applications requiring environmentally friendly connectors. For more detailed specifications and technical data, please refer to the datasheet linked above.
Product Disclaimers: Please verify compatibility and specifications before purchase. Datasheet was not processed; please search the internet for the part number for more details.
{"id":10022109118781,"title":"M20-7890442","handle":"m20-7890442","description":"\u003ch3\u003eHARWIN M20-7890442 4 Position Receptacle Connector 0.100\" (2.54mm) T\u003c\/h3\u003e\n\n\u003cp\u003eThe HARWIN M20-7890442 is a high-quality 4-position receptacle connector designed for reliable electrical connections in electronic applications. Manufactured in Taiwan, this connector adheres to RoHS standards, ensuring environmentally friendly compliance. It is suitable for use in header and wire housing configurations, providing secure and durable connections for various electronic assemblies.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: M20-7890442\u003c\/li\u003e\n \u003cli\u003eManufacturer: HARWIN\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Taiwan (TW)\u003c\/li\u003e\n \u003cli\u003eProduct Type: Connector\u003c\/li\u003e\n \u003cli\u003eCategory: Headers \u0026amp; Wire Housings\u003c\/li\u003e\n \u003cli\u003eUOM: Each (EA)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n \u003cli\u003eFinish Options:\n \u003cul\u003e\n \u003cli\u003eGold + Tin (42)\u003c\/li\u003e\n \u003cli\u003eTin (46)\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eNumber of Contacts:\n \u003cul\u003e\n \u003cli\u003eSingle Row: 2 to 20, 25, 35, 36 contacts\u003c\/li\u003e\n \u003cli\u003eDouble Row: 2 to 20, 25, 36, 40 contacts\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/li\u003e\n \u003cli\u003eContact Pitch: 0.100\" (2.54mm)\u003c\/li\u003e\n \u003cli\u003eContact Arrangement:\n \u003cul\u003e\n \u003cli\u003eSingle Row\u003c\/li\u003e\n \u003cli\u003eDouble Row\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/li\u003e\n \u003cli\u003eDimensions (mm):\n \u003cul\u003e\n \u003cli\u003eRecommended PCB Pattern: B 7.87\u003c\/li\u003e\n \u003cli\u003eContact Spacing: 2.54 mm\u003c\/li\u003e\n \u003cli\u003eContact Diameter: Ø1.05 mm\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cp\u003eTo order, use the series code, finish, type, and number of contacts per row as specified:\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSeries Code: M20-78X\u003c\/li\u003e\n \u003cli\u003eFinish: 42 (Gold + Tin), 46 (Tin)\u003c\/li\u003e\n \u003cli\u003eType: 8 (Double Row), 9 (Single Row)\u003c\/li\u003e\n \u003cli\u003eNumber of Contacts per Row: 02 to 20, 25, 35, 36 (Double Row), 02 to 20, 25, 36, 40 (Single Row)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eAll dimensions are in millimeters (mm).\u003c\/li\u003e\n \u003cli\u003eFor detailed specifications, download the datasheet here: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-hwm\/hwm-m20-7890442.pdf\" target=\"_blank\"\u003eHARWIN M20-7890442 Datasheet\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: This product complies with RoHS standards and is suitable for applications requiring environmentally friendly connectors. For more detailed specifications and technical data, please refer to the datasheet linked above.\u003c\/p\u003e\n\n\u003cp\u003eProduct Disclaimers: Please verify compatibility and specifications before purchase. Datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e","published_at":"2025-08-13T03:32:21+05:30","created_at":"2025-08-13T03:32:21+05:30","vendor":"Waldom Electonics","type":"Connector","tags":["54mm","Connector","HARWI","Headers","IMPORT_CSV","Wire","WLDM"],"price":5128,"price_min":5128,"price_max":5128,"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":50613928067389,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"M20-7890442","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"M20-7890442","public_title":null,"options":["Default Title"],"price":5128,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"M20-7890442","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/M20-7890442_55482983_c38d6e6a.jpg?v=1755036144"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/M20-7890442_55482983_c38d6e6a.jpg?v=1755036144","options":["Title"],"media":[{"alt":null,"id":45809720230205,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/M20-7890442_55482983_c38d6e6a.jpg?v=1755036144"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/M20-7890442_55482983_c38d6e6a.jpg?v=1755036144","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eHARWIN M20-7890442 4 Position Receptacle Connector 0.100\" (2.54mm) T\u003c\/h3\u003e\n\n\u003cp\u003eThe HARWIN M20-7890442 is a high-quality 4-position receptacle connector designed for reliable electrical connections in electronic applications. Manufactured in Taiwan, this connector adheres to RoHS standards, ensuring environmentally friendly compliance. It is suitable for use in header and wire housing configurations, providing secure and durable connections for various electronic assemblies.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: M20-7890442\u003c\/li\u003e\n \u003cli\u003eManufacturer: HARWIN\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Taiwan (TW)\u003c\/li\u003e\n \u003cli\u003eProduct Type: Connector\u003c\/li\u003e\n \u003cli\u003eCategory: Headers \u0026amp; Wire Housings\u003c\/li\u003e\n \u003cli\u003eUOM: Each (EA)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n \u003cli\u003eFinish Options:\n \u003cul\u003e\n \u003cli\u003eGold + Tin (42)\u003c\/li\u003e\n \u003cli\u003eTin (46)\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eNumber of Contacts:\n \u003cul\u003e\n \u003cli\u003eSingle Row: 2 to 20, 25, 35, 36 contacts\u003c\/li\u003e\n \u003cli\u003eDouble Row: 2 to 20, 25, 36, 40 contacts\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/li\u003e\n \u003cli\u003eContact Pitch: 0.100\" (2.54mm)\u003c\/li\u003e\n \u003cli\u003eContact Arrangement:\n \u003cul\u003e\n \u003cli\u003eSingle Row\u003c\/li\u003e\n \u003cli\u003eDouble Row\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/li\u003e\n \u003cli\u003eDimensions (mm):\n \u003cul\u003e\n \u003cli\u003eRecommended PCB Pattern: B 7.87\u003c\/li\u003e\n \u003cli\u003eContact Spacing: 2.54 mm\u003c\/li\u003e\n \u003cli\u003eContact Diameter: Ø1.05 mm\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cp\u003eTo order, use the series code, finish, type, and number of contacts per row as specified:\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSeries Code: M20-78X\u003c\/li\u003e\n \u003cli\u003eFinish: 42 (Gold + Tin), 46 (Tin)\u003c\/li\u003e\n \u003cli\u003eType: 8 (Double Row), 9 (Single Row)\u003c\/li\u003e\n \u003cli\u003eNumber of Contacts per Row: 02 to 20, 25, 35, 36 (Double Row), 02 to 20, 25, 36, 40 (Single Row)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eAll dimensions are in millimeters (mm).\u003c\/li\u003e\n \u003cli\u003eFor detailed specifications, download the datasheet here: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-hwm\/hwm-m20-7890442.pdf\" target=\"_blank\"\u003eHARWIN M20-7890442 Datasheet\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: This product complies with RoHS standards and is suitable for applications requiring environmentally friendly connectors. For more detailed specifications and technical data, please refer to the datasheet linked above.\u003c\/p\u003e\n\n\u003cp\u003eProduct Disclaimers: Please verify compatibility and specifications before purchase. Datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e"}
