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SAMTEC TMS10503LSRA Micro Terminal Header

The TMS series from Samtec are versatile micro terminal strip headers featuring unshrouded through-hole design with 0.018 inch (0.46 mm) square posts. Compatible with SMS, SLM, and RSM series connectors, these headers come in single or dual row configurations with optional polarization for up to 100 pins. Crafted from phosphor bronze with gold-plated contacts, they operate between -55°C and 125°C. The black liquid crystal polymer insulator offers durability. Suitable for industrial use, these components ensure reliable electrical connections in compact spaces, with a 1.27 mm pitch for precise mounting.

Authorized Distributors
Source:Newark
Part No:TMS-105-03-L-S-RA
Stock:57
Inv Date:05-27-2026
Price: Unit price: $1.35
Buy/RFQ:
Source:DigiKey
Part No:TMS-105-03-L-S-RA
Stock:178
Inv Date:05-27-2026
Price: Unit price: $3.73
Buy/RFQ:
Source:DigiKey
Part No:TMS-105-03-L-S-RA
Stock:0
Inv Date:05-27-2026
Price: Unit price: $1.58
Buy/RFQ:
Part No:TMS-105-03-L-S-RA
Stock:7
Inv Date:05-28-2026
Price: Unit price: $1.71
Buy/RFQ:
Part No:TMS-105-03-L-S-RA
Stock:178
Inv Date:05-28-2026
Price: Unit price: $16700
Buy/RFQ:

SAMTEC TMS10503LSRA Micro Terminal Header Specifications:

  • Pitch: 1.27 mm
  • Posts: 0.018 inch square (0.46 mm)
  • Material: Phosphor bronze
  • Insulator Material: Black liquid crystal polymer
  • Plating: Gold over 50u" (1.27 μm) Ni
  • Operational Temperature: -55°C to +125°C
  • Current Rating: 5A per pin
  • Connector Compatibility: SMS, SLM, RSM series
  • Number of Pins: Up to 100 with polarization options
  • Design: Unshrouded through-hole, right-angle orientation
  • Standards: RoHS compliant, UL E111594
  • Lead Size: 0.46 mm (0.018 inch) square
  • Insertion Depth: Minimum 3.43 mm
  • Processing Temp: Max temperature suitable for high-temp soldering

Buy the Buy Samtec TMS Series Part Number TMS10503LSRA Online

Purchase the Samtec Micro Terminal Header TMS10503LSRA online to benefit from high-quality, durable connectors designed for reliable electrical connections. These headers feature 1.27 mm pitch, gold-plated contacts, and phosphor bronze material, suitable for industrial applications requiring precision and durability. Compatible with SMS, SLM, and RSM series connectors, the headers operate in temperature ranges from -55°C to 125°C. Easy to assemble with 0.46 mm posts and unshrouded through-hole design, ensuring compatibility and efficient installation in tight spaces.

Order your Samtec Series TMS10503LSRA today and ensure reliable, high-quality connections for your industrial and electronic projects.

Frequently Asked Questions

Where can I buy SAMTEC TMS10503LSRA?

You can click on the BUY or RFQ button to purchase TMS10503LSRA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TMS10503LSRA?

You can download the TMS10503LSRA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TMS10503LSRA?

SAMTEC

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