TE CONNECTIVITY AMP PART NUMBER 1218125-4 - 37 Position D-Shaped Connector, Plug, Cable-to-Board, Board Mount, Low Profile
The TE CONNECTIVITY/AMP BRAND 1218125-4 is a high-performance, MIL-spec D-shaped connector designed for signal applications in aerospace, defense, and marine environments. This 37-position connector features a low-profile design with a 2.77 mm [.109 in] centerline pitch, ensuring reliable and secure connections for printed circuit board (PCB) applications.
37 positions D-shaped connector with a low-profile design
Board mount configuration with vertical PCB orientation
Shell Size: 4 with a 2.77 mm [.109 in] centerline pitch
Constructed with steel front shell and cadmium plating for durability
Gold-plated contact mated area for reliable signal integrity
Brass contact base material for strength and conductivity
Solder termination method suitable for wave soldering up to 265°C
Designed for signal applications in demanding environments
Specifications
Feature
Specification
Number of Positions
37
Connector & Housing Type
Plug
Connector System
Cable-to-Board
Mounting Type
Board Mount
Shell Size
4
Centerline (Pitch)
2.77 mm [.109 in]
Contact Type
Pin
Contact Current Rating
Max 5 A
Termination
Through Hole - Solder
Post & Tail Diameter
0.76 mm [.03 in]
Post & Tail Length
4.78 mm [.188 in]
Mounting Hole Diameter
3.05 mm [.12 in]
Operating Temperature Range
-55°C to 125°C [-67°F to 257°F]
Solder Process Capability
Wave solder capable up to 265°C
Compliance & Additional Information
RoHS Compliant: Yes
Product is not compliant with EU ELV Directive 2000/53/EC
Contains restricted materials such as Cadmium and Lead
For detailed compliance information, visit the product page
For more detailed specifications and CAD models, please refer to the provided datasheet and product links. The datasheet was not processed; please search the internet for the part number 1218125-4 for additional details.
Note: Use personal protective equipment as required. Follow all safety and disposal regulations applicable to your region.
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{"id":10019732062525,"title":"1218125-4","handle":"1218125-4","description":"\u003ch3\u003eTE CONNECTIVITY AMP PART NUMBER 1218125-4 - 37 Position D-Shaped Connector, Plug, Cable-to-Board, Board Mount, Low Profile\u003c\/h3\u003e\n\n\u003cp\u003eThe TE CONNECTIVITY\/AMP BRAND 1218125-4 is a high-performance, MIL-spec D-shaped connector designed for signal applications in aerospace, defense, and marine environments. This 37-position connector features a low-profile design with a 2.77 mm [.109 in] centerline pitch, ensuring reliable and secure connections for printed circuit board (PCB) applications.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 1218125-4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e TE CONNECTIVITY\/AMP BRAND\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MX\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA (Each)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e PKG (Package)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.te.com\/usa-en\/product-1218125-4.datasheet.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e37 positions D-shaped connector with a low-profile design\u003c\/li\u003e\n \u003cli\u003eBoard mount configuration with vertical PCB orientation\u003c\/li\u003e\n \u003cli\u003eShell Size: 4 with a 2.77 mm [.109 in] centerline pitch\u003c\/li\u003e\n \u003cli\u003eConstructed with steel front shell and cadmium plating for durability\u003c\/li\u003e\n \u003cli\u003eGold-plated contact mated area for reliable signal integrity\u003c\/li\u003e\n \u003cli\u003eBrass contact base material for strength and conductivity\u003c\/li\u003e\n \u003cli\u003eSolder termination method suitable for wave soldering up to 265°C\u003c\/li\u003e\n \u003cli\u003eDesigned for signal applications in demanding environments\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\u003eFeature\u003c\/th\u003e\n \u003cth\u003eSpecification\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eNumber of Positions\u003c\/td\u003e\n \u003ctd\u003e37\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eConnector \u0026amp; Housing Type\u003c\/td\u003e\n \u003ctd\u003ePlug\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eConnector System\u003c\/td\u003e\n \u003ctd\u003eCable-to-Board\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMounting Type\u003c\/td\u003e\n \u003ctd\u003eBoard Mount\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eShell Size\u003c\/td\u003e\n \u003ctd\u003e4\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eCenterline (Pitch)\u003c\/td\u003e\n \u003ctd\u003e2.77 mm [.109 in]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Type\u003c\/td\u003e\n \u003ctd\u003ePin\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Current Rating\u003c\/td\u003e\n \u003ctd\u003eMax 5 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTermination\u003c\/td\u003e\n \u003ctd\u003eThrough Hole - Solder\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePost \u0026amp; Tail Diameter\u003c\/td\u003e\n \u003ctd\u003e0.76 mm [.03 in]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePost \u0026amp; Tail Length\u003c\/td\u003e\n \u003ctd\u003e4.78 mm [.188 in]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMounting Hole Diameter\u003c\/td\u003e\n \u003ctd\u003e3.05 mm [.12 in]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n \u003ctd\u003e-55°C to 125°C [-67°F to 257°F]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSolder Process Capability\u003c\/td\u003e\n \u003ctd\u003eWave solder capable up to 265°C\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompliance \u0026amp; Additional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003eProduct is not compliant with EU ELV Directive 2000\/53\/EC\u003c\/li\u003e\n \u003cli\u003eContains restricted materials such as Cadmium and Lead\u003c\/li\u003e\n \u003cli\u003eFor detailed compliance information, visit the \u003ca href=\"https:\/\/www.te.com\/en\/product-1218125-4.html\" target=\"_blank\"\u003eproduct page\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed specifications and CAD models, please refer to the provided datasheet and product links. The datasheet was not processed; please search the internet for the part number 1218125-4 for additional details.\u003c\/p\u003e\n\n\u003cp\u003eNote: Use personal protective equipment as required. Follow all safety and disposal regulations applicable to your region.\u003c\/p\u003e","published_at":"2025-08-11T15:56:48+05:30","created_at":"2025-08-11T15:56:48+05:30","vendor":"Waldom Electonics","type":"Connector","tags":["IMPORT_CSV","WLDM"],"price":622828,"price_min":622828,"price_max":622828,"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":50608329490749,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"1218125-4","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"1218125-4","public_title":null,"options":["Default Title"],"price":622828,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"1218125-4","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/1218125-4_10206435_89ed5b25.jpg?v=1754908011"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/1218125-4_10206435_89ed5b25.jpg?v=1754908011","options":["Title"],"media":[{"alt":null,"id":45782852206909,"position":1,"preview_image":{"aspect_ratio":1.755,"height":200,"width":351,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/1218125-4_10206435_89ed5b25.jpg?v=1754908011"},"aspect_ratio":1.755,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/1218125-4_10206435_89ed5b25.jpg?v=1754908011","width":351}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eTE CONNECTIVITY AMP PART NUMBER 1218125-4 - 37 Position D-Shaped Connector, Plug, Cable-to-Board, Board Mount, Low Profile\u003c\/h3\u003e\n\n\u003cp\u003eThe TE CONNECTIVITY\/AMP BRAND 1218125-4 is a high-performance, MIL-spec D-shaped connector designed for signal applications in aerospace, defense, and marine environments. This 37-position connector features a low-profile design with a 2.77 mm [.109 in] centerline pitch, ensuring reliable and secure connections for printed circuit board (PCB) applications.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 1218125-4\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e TE CONNECTIVITY\/AMP BRAND\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MX\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA (Each)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e PKG (Package)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.te.com\/usa-en\/product-1218125-4.datasheet.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e37 positions D-shaped connector with a low-profile design\u003c\/li\u003e\n \u003cli\u003eBoard mount configuration with vertical PCB orientation\u003c\/li\u003e\n \u003cli\u003eShell Size: 4 with a 2.77 mm [.109 in] centerline pitch\u003c\/li\u003e\n \u003cli\u003eConstructed with steel front shell and cadmium plating for durability\u003c\/li\u003e\n \u003cli\u003eGold-plated contact mated area for reliable signal integrity\u003c\/li\u003e\n \u003cli\u003eBrass contact base material for strength and conductivity\u003c\/li\u003e\n \u003cli\u003eSolder termination method suitable for wave soldering up to 265°C\u003c\/li\u003e\n \u003cli\u003eDesigned for signal applications in demanding environments\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\u003eFeature\u003c\/th\u003e\n \u003cth\u003eSpecification\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eNumber of Positions\u003c\/td\u003e\n \u003ctd\u003e37\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eConnector \u0026amp; Housing Type\u003c\/td\u003e\n \u003ctd\u003ePlug\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eConnector System\u003c\/td\u003e\n \u003ctd\u003eCable-to-Board\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMounting Type\u003c\/td\u003e\n \u003ctd\u003eBoard Mount\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eShell Size\u003c\/td\u003e\n \u003ctd\u003e4\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eCenterline (Pitch)\u003c\/td\u003e\n \u003ctd\u003e2.77 mm [.109 in]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Type\u003c\/td\u003e\n \u003ctd\u003ePin\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Current Rating\u003c\/td\u003e\n \u003ctd\u003eMax 5 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTermination\u003c\/td\u003e\n \u003ctd\u003eThrough Hole - Solder\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePost \u0026amp; Tail Diameter\u003c\/td\u003e\n \u003ctd\u003e0.76 mm [.03 in]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePost \u0026amp; Tail Length\u003c\/td\u003e\n \u003ctd\u003e4.78 mm [.188 in]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMounting Hole Diameter\u003c\/td\u003e\n \u003ctd\u003e3.05 mm [.12 in]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n \u003ctd\u003e-55°C to 125°C [-67°F to 257°F]\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSolder Process Capability\u003c\/td\u003e\n \u003ctd\u003eWave solder capable up to 265°C\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompliance \u0026amp; Additional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003eProduct is not compliant with EU ELV Directive 2000\/53\/EC\u003c\/li\u003e\n \u003cli\u003eContains restricted materials such as Cadmium and Lead\u003c\/li\u003e\n \u003cli\u003eFor detailed compliance information, visit the \u003ca href=\"https:\/\/www.te.com\/en\/product-1218125-4.html\" target=\"_blank\"\u003eproduct page\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed specifications and CAD models, please refer to the provided datasheet and product links. The datasheet was not processed; please search the internet for the part number 1218125-4 for additional details.\u003c\/p\u003e\n\n\u003cp\u003eNote: Use personal protective equipment as required. Follow all safety and disposal regulations applicable to your region.\u003c\/p\u003e"}
Using this with SIM SIM8262E-M2 with Airtel 5g sim. Working seamlessly and getting download speed upto 450 mbps and upload speed upto 60 mbps. But with jio sim only 4g is working.
