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SAMTEC TMS12503SMDRA Micro Connectors

The TMS series contact is a high-reliability, gold or tin over nickel plated connector designed for industrial use. It features a black liquid crystal polymer insulator for TMS versions, and black glass filled polyester for SNM models, ensuring durability and excellent electrical performance. Made from phosphor bronze, it supports current ratings of 5A per pin, with operating temperatures ranging from -55°C to +125°C. Compatible with various series, the contact is suitable for through-hole, right-angle, and surface-mount configurations, meeting RoHS standards and compatible with lead-free soldering processes. Designed for rugged industrial environments, it offers various plating options and sizes for versatile applications.

Authorized Distributors
Source:DigiKey
Part No:TMS-125-03-SM-D-RA
Stock:51
Inv Date:06-12-2026
Price: Unit price: $23.87
Buy/RFQ:
Source:DigiKey
Part No:TMS-125-03-SM-D-RA
Stock:0
Inv Date:06-12-2026
Price: Unit price: $10.94
Buy/RFQ:
Part No:TMS-125-03-SM-D-RA
Stock:0
Inv Date:06-13-2026
Price: Unit price: $11.54
Buy/RFQ:
Part No:TMS-125-03-SM-D-RA
Stock:51
Inv Date:06-12-2026
Price: Unit price: $11.31
Buy/RFQ:

SAMTEC TMS12503SMDRA Micro Connectors Specifications:

  • Material: Phosphor Bronze
  • Insulator Material (TMS): Black Liquid Crystal Polymer
  • Insulator Material (SNM): Black Glass Filled Polyester
  • Plating: Au or Sn over 50μm Ni
  • Current Rating: 5A per pin
  • Operating Temp Range: -55°C to +125°C
  • Lead Size Accepted (SNM): 0.46 mm (0.018 inch) SQ
  • Insertion Depth (SNM): 3.43 mm (0.135 inch) minimum
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Yes
  • Compatibility: Mates with SMS, SLM, RSM series
  • Configurations: Through-hole, right-angle, surface-mount
  • Maximum Processing Temp (SNM): Not recommended for IR/VP
  • Series: TMS, HTMS, SNM
  • Certifications: RoHS

Buy the Samtec TMS12503SMDRA – Reliable Industrial Connectivity for Series Applications

Order the Samtec TMS12503SMDRA online today for high-quality industrial connectors that ensure secure, reliable electrical connections. Designed with durable materials and precise engineering, this connector supports a wide range of applications including through-hole, right-angle, and surface-mount configurations. Its robust construction with gold or tin plating over nickel guarantees longevity and superior performance even in harsh environments. Experience fast delivery, excellent customer service, and competitive pricing when you purchase this versatile connector online now to enhance your industrial projects.

Get Samtec TMS12503SMDRA today—built for precision, durability, and versatile industrial connectivity solutions.

Frequently Asked Questions

Where can I buy SAMTEC TMS12503SMDRA?

You can click on the BUY or RFQ button to purchase TMS12503SMDRA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TMS12503SMDRA?

You can download the TMS12503SMDRA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TMS12503SMDRA?

SAMTEC

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