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SAMTEC TSW20921LSRA Terminal Headers

The TSW series from Samtec are robust terminal strip headers designed for reliable through-hole mounting in industrial electronics. These unshrouded headers feature 0.025-inch (0.635mm) square posts and are compatible with several Samtec connector series, including SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS. Available in single, dual, or triple row configurations with a pitch of 5.08mm, they support 2 to 25 contacts per row with right-angle orientation. Made from phosphor bronze with a black glass-filled polyester insulator, they feature gold-plated contacts rated for temperatures from -55°C to 125°C, meeting UL and CSA standards. Optional locking leads and clips enhance connection security, making these headers ideal for industrial automation and control systems.

Authorized Distributors
Source:DigiKey
Part No:TSW-209-21-L-S-RA
Stock:497
Inv Date:05-27-2026
Price: Unit price: $23.65
Buy/RFQ:
Source:DigiKey
Part No:TSW-209-21-L-S-RA
Stock:0
Inv Date:05-27-2026
Price: Unit price: $2.89
Buy/RFQ:
Part No:TSW-209-21-L-S-RA
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.89
Buy/RFQ:
Part No:TSW-209-21-L-S-RA
Stock:84
Inv Date:05-28-2026
Price: Unit price: $30600
Buy/RFQ:

SAMTEC TSW20921LSRA Terminal Headers Specifications:

  • Post Size: 0.025-inch (0.635mm) square
  • Material: Phosphor bronze with gold plating
  • Insulator Material: Black glass-filled polyester
  • Operating Temperature Range: -55°C to +125°C
  • Voltage Rating: Varies with series, up to 550 VAC
  • Connection Type: Through-hole, single, dual, or triple row
  • Pitch: 5.08mm
  • Contact Resistance: Low, reliable conductivity
  • Standards: UL Listed, CSA Certified
  • Current Rating: Up to 5.2 A per pin depending on series
  • RoHS Compliant: Yes
  • Optional Features: Locking leads, clips for secure connection

Buy the Buy Samtec TSW Series Terminal Headers Part Number TSW20921LSRA Online

Purchase the Samtec TSW20921LSRA terminal headers online and ensure robust, reliable connections in your industrial electronics projects. These headers feature 0.025-inch posts, gold-plated contacts, and wide compatibility with multiple Samtec connector series. Their design supports up to 25 contacts per row, with a pitch of 5.08mm, suitable for various configurations including single, dual, and triple row setups. Made from durable phosphor bronze and high-quality insulators, they operate effectively within -55°C to 125°C temperatures. Optional locking features provide extra security, ideal for automation and control applications. Buy online now to enhance your assembly's performance with trusted, high-quality terminal headers.

Get Samtec TSW20921LSRA today—designed for industrial automation with reliable connections and secure locking options.

Frequently Asked Questions

Where can I buy SAMTEC TSW20921LSRA?

You can click on the BUY or RFQ button to purchase TSW20921LSRA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TSW20921LSRA?

You can download the TSW20921LSRA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TSW20921LSRA?

SAMTEC

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