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SAMTEC HMTSW12521GD640 board connector

The HMTSW-125-21-G-D-640 is a high-performance board-to-board connector designed for flexible stacking configurations with a 2.54 mm pitch. Made from black glass-filled polyester insulator material with phosphor bronze contacts plated with 50 µin Ni over gold, these connectors support operating temperatures from -55°C to +125°C, RoHS compliance, and lead-free soldering. Suitable for modular electronics, the HMTSW-125-21-G-D-640 offers customizable post heights, polarized locking options, and various termination styles, making it ideal for complex, space-constrained electronic assemblies requiring reliable and durable connections.

Authorized Distributors
Source:DigiKey
Part No:HMTSW-125-21-G-D-640
Stock:103
Inv Date:06-19-2026
Price: Unit price: $63.9
Buy/RFQ:
Source:DigiKey
Part No:HMTSW-125-21-G-D-640
Stock:0
Inv Date:06-19-2026
Price: Unit price: $9.24
Buy/RFQ:
Part No:HMTSW-125-21-G-D-640
Stock:0
Inv Date:06-20-2026
Price: Unit price: $7.44
Buy/RFQ:
Part No:HMTSW-125-21-G-D-640
Stock:103
Inv Date:06-19-2026
Price: Unit price: $7.437
Buy/RFQ:

SAMTEC HMTSW12521GD640 board connector Specifications:

  • Insulator Material: Black Glass-filled Polyester
  • Contact Material: Phosphor Bronze
  • Plating: 50 µin Ni over Gold
  • Operating Temperature Range: -55°C to +125°C with Gold, -55°C to +105°C with Tin
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Yes
  • Pitch: 2.54 mm (0.100")
  • Post Height: Specify in INCHES in 0.005" (0.13 mm) increments
  • Versions: Straight, Right-Angle with Polarized Locking
  • Dimensions: Length varies with configuration, typical specifications include 0.600" to 1.290" lengths and 0.070" diameter posts
  • Durability: Suitable for multiple mating cycles, designed for modular electronic systems
  • Applications: Board stacking, electronic modules, space-constrained assemblies
  • Certifications: RoHS compliant, manufacturer approved

Buy the Buy Samtec Board Mates Part Number HMTSW12521GD640 Online

Purchase the Samtec HMTSW-125-21-G-D-640 online today to ensure reliable, high-quality connections in your electronic assemblies. This versatile board connector features a 2.54 mm pitch with customizable post heights, gold-plated contacts for durability, and a robust insulator for demanding environments. Ideal for space-constrained applications, it supports RoHS compliance and lead-free soldering, making it suitable for modern electronic manufacturing. Order now and equip your project with dependable, high-performance connectivity that meets rigorous industry standards.

Order your Samtec HMTSW-125-21-G-D-640 connector today and enhance your electronic projects with dependable, space-saving stacking capabilities.

Frequently Asked Questions

Where can I buy SAMTEC HMTSW12521GD640?

You can click on the BUY or RFQ button to purchase HMTSW12521GD640 from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part HMTSW12521GD640?

You can download the HMTSW12521GD640 datasheet or visit the SAMTEC website for support.

Who is the manufacturer of HMTSW12521GD640?

SAMTEC

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