myMectronic
myMectronic

A Premier B2B Part Search

SAMTEC TMM12003LS Low-profile terminal headers

The TMM series from Samtec features low-profile, versatile terminal strip headers designed for high-density connections with a 2 mm pitch. These unshrouded through-hole headers have a 0.020-inch (0.50 mm) square post, compatible with various Samtec connectors such as CLT, SQT, SQW, and ESQT. Supporting up to four rows and 200 pins, they are made with phosphor bronze contacts plated with 10 micrometers of gold, allowing operation from -55°C to 125°C. Constructed with black liquid crystal polymer insulator material, they ensure excellent performance in industrial applications, with a 3.2A current rating per contact and UL/CSA compliance.

Authorized Distributors
Source:DigiKey
Part No:TMM-120-03-L-S
Stock:389
Inv Date:05-28-2026
Price: Unit price: $5.93
Buy/RFQ:
Source:DigiKey
Part No:TMM-120-03-L-S
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.51
Buy/RFQ:
Part No:TMM-120-03-L-S
Stock:8
Inv Date:05-28-2026
Price: Unit price: $2.66
Buy/RFQ:
Part No:TMM-120-03-L-S
Stock:389
Inv Date:05-28-2026
Price: Unit price: $2.66
Buy/RFQ:

SAMTEC TMM12003LS Low-profile terminal headers Specifications:

  • Pitch: 2 mm (0.0787 inches)
  • Contact Material: Phosphor bronze
  • Plating: 10 micrometers gold or tin over 50 micrometers nickel
  • Operating Temp Range: -55°C to +125°C
  • Current Rating: 3.2A per contact
  • Insulator Material: Black liquid crystal polymer
  • Mounting: Horizontal on PCBs
  • Number of Positions: 1 to 50 per row
  • Configuration: Single, dual, or four rows
  • Compatible with: CLT, SQT, SQW, ESQT connectors
  • RoHS Compliant: Yes
  • Dimensions: 2 mm square post, length varies with option
  • Certifications: UL Listed, CSA Certified

Buy the Buy Samtec TMM Series TMM12003LS Part Number 12003LS Online

Purchase the Samtec TMM12003LS low-profile terminal headers online today to enhance your PCB assembly with high-density, versatile connections. Featuring 2 mm pitch, gold-plated contacts, and a robust black liquid crystal polymer insulator, these headers support up to 200 pins across multiple configurations. With a current rating of 3.2A per contact and operating temperature range of -55°C to 125°C, they offer excellent reliability and compliance with UL and CSA standards. Ideal for industrial and electronic applications requiring durable, space-saving connections.

Order your Samtec TMM12003LS low-profile terminal header today and ensure reliable high-density PCB connections in your industrial projects.

Frequently Asked Questions

Where can I buy SAMTEC TMM12003LS?

You can click on the BUY or RFQ button to purchase TMM12003LS from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TMM12003LS?

You can download the TMM12003LS datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TMM12003LS?

SAMTEC

Sponsored by