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SAMTEC MTSW12124SD290LL Fine-Pitch SMT Connector

The MTSW series offers high-density, stackable, fine-pitch SMT connectors suitable for a variety of electronic applications. Crafted from durable black glass-filled polyester insulators with phosphor bronze contacts plated with gold or tin, these connectors excel in reliability and performance. They feature customizable post heights, polarized options, and are RoHS compliant. Designed for board and cable connections, they operate efficiently within temperature ranges of -55°C to +125°C, making them ideal for advanced electronic assemblies requiring secure, precise, and flexible interconnections.

Authorized Distributors
Source:DigiKey
Part No:MTSW-121-24-S-D-290-LL
Stock:113
Inv Date:05-27-2026
Price: Unit price: $15.6
Buy/RFQ:
Source:DigiKey
Part No:MTSW-121-24-S-D-290-LL
Stock:0
Inv Date:05-27-2026
Price: Unit price: $5.61
Buy/RFQ:
Part No:MTSW-121-24-S-D-290-LL
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.61
Buy/RFQ:
Part No:MTSW-121-24-S-D-290-LL
Stock:0
Inv Date:05-27-2026
Price: Unit price: $6.63
Buy/RFQ:
Part No:MTSW-121-24-S-D-290-LL
Stock:0
Inv Date:05-27-2026
Price: Unit price: $6.63
Buy/RFQ:
Part No:MTSW-121-24-S-D-290-LL
Stock:113
Inv Date:05-28-2026
Price: Unit price: $62800
Buy/RFQ:

SAMTEC MTSW12124SD290LL Fine-Pitch SMT Connector Specifications:

  • Insulator Material: Black Glass Filled Polyester, Natural Liquid T (approximates to 0.00), 600T
  • Terminal Material: Phosphor Bronze, Gold (25.4 μm) or Tin plating available
  • Operating Temp Range: -55°C to +125°C with Gold, -55°C to +105°C with Tin
  • Plating: 50 μ
  • on post, RoHS compliant
  • Contact Finish: Gold on post, other platings available upon request
  • Dimensions: Post height specify in inches, increments of 0.005" (0.13 mm), length options vary based on model
  • Pitch: 2.54 mm or 0.025" for fine-tolerance connections
  • Design: Stackable, polarized, straight and right-angle versions available
  • RoHS: Yes, compliant
  • Approvals: See Samtec certification listings
  • Temperature Range: -55°C to +125°C with gold, -55°C to +105°C with tin
  • Mounting Style: Surface-mount with flexible post height customization
  • Current Rating: Typical 3 A per contact
  • Durability: Designed for multi-cycle insertions and reliable long-term performance
  • Application: Ideal for high-density electronic assemblies requiring secure, compact, and versatile interconnects

Buy the Buy Samtec MTSW Series Part Number MTSW12124SD290LL Online

Purchase the Samtec MTSW series online today and enjoy superior interconnect solutions for your electronic assemblies. These fine-pitch, stackable connectors feature customizable post heights, polarized design, and RoHS compliance, ensuring they meet high industry standards. Whether for board-to-board or cable-to-board connections, these connectors offer reliable performance in extreme temperature ranges from -55°C to +125°C. Instantly order and integrate durable, precise, and flexible connectors into your manufacturing process to enhance your product's quality and performance. Shop now for quick delivery and expert support.

Get Samtec MTSW12124SD290LL today—built for precision, flexibility, and long-lasting durability in electronic interconnect applications.

Frequently Asked Questions

Where can I buy SAMTEC MTSW12124SD290LL?

You can click on the BUY or RFQ button to purchase MTSW12124SD290LL from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part MTSW12124SD290LL?

You can download the MTSW12124SD290LL datasheet or visit the SAMTEC website for support.

Who is the manufacturer of MTSW12124SD290LL?

SAMTEC

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