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SAMTEC TSW21821TSRA Terminal Header

The TSW series from Samtec features standard unshrouded terminal strip headers for through-hole mounting, with 0.025-inch (0.635 mm) square posts. Compatible with multiple Samtec series such as SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS, these connectors are available in single, dual, or triple row configurations with various pin counts and terminal lengths. Designed with a pitch of 5.08 mm, they support right-angle orientation, operate from -55°C to 105°C, and feature phosphor bronze contacts with black glass-filled polyester insulation. They meet UL E111594 and CSA 090871 standards, with optional locking features for secure connections.

Authorized Distributors
Source:DigiKey
Part No:TSW-218-21-T-S-RA
Stock:181
Inv Date:05-27-2026
Price: Unit price: $8.96
Buy/RFQ:
Source:DigiKey
Part No:TSW-218-21-T-S-RA
Stock:0
Inv Date:05-27-2026
Price: Unit price: $3.79
Buy/RFQ:
Part No:TSW-218-21-T-S-RA
Stock:0
Inv Date:05-28-2026
Price: Unit price: $3.91
Buy/RFQ:
Part No:TSW-218-21-T-S-RA
Stock:36
Inv Date:05-28-2026
Price: Unit price: $39100
Buy/RFQ:

SAMTEC TSW21821TSRA Terminal Header Specifications:

  • Pin Pitch: 5.08 mm
  • Post Size: 0.025 inch (0.635 mm) square
  • Contact Material: Phosphor Bronze
  • Insulation Material: Black Glass Filled Polyester
  • Operating Temperature Range: -55°C to 105°C
  • Compliance: UL E111594, CSA 090871
  • Mounting Style: Through-hole
  • Configurations: Single, Dual, Triple row
  • Orientation: Right-angle options available
  • Locking Features: Optional locking leads and clips
  • Compatibility: SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, SMSS

Buy the Buy Samtec TSW Series Connector Part Number TSW21821TSRA Online

Purchase your Samtec TSW21821TSRA terminal header online today to benefit from high-quality, durable connectors designed for reliable through-hole mounting. These connectors support a wide range of configurations—including single, dual, or triple rows—and are compatible with multiple series for versatile connectivity needs. With a pitch of 5.08 mm, phosphor bronze contacts, and UL/CSA standards compliance, they guarantee signal integrity in demanding environments. Secure your projects with locking features and trusted brand quality, all available with fast online ordering.

Order your Samtec TSW21821TSRA terminal strip header today and ensure reliable, secure connections for your electronic projects.

Frequently Asked Questions

Where can I buy SAMTEC TSW21821TSRA?

You can click on the BUY or RFQ button to purchase TSW21821TSRA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TSW21821TSRA?

You can download the TSW21821TSRA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TSW21821TSRA?

SAMTEC

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