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SAMTEC TSW20421TSRA Terminal Header

The TSW series from Samtec features unshrouded, through-hole terminal strip headers with 0.025-inch (0.635mm) 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 offer single, dual, or triple row options with optional locking. They have a pitch of 5.08mm, support 2 to 25 contacts per row, and are designed for reliable industrial use. Made with phosphor bronze terminals and black glass-filled polyester insulators, they operate from -55°C to 105°C, meeting UL and CSA standards for safety and durability.

Authorized Distributors
Source:DigiKey
Part No:TSW-204-21-T-S-RA
Stock:100
Inv Date:05-27-2026
Price: Unit price: $7.94
Buy/RFQ:
Source:DigiKey
Part No:TSW-204-21-T-S-RA
Stock:0
Inv Date:05-27-2026
Price: Unit price: $0.97
Buy/RFQ:
Part No:TSW-204-21-T-S-RA
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1
Buy/RFQ:
Part No:TSW-204-21-T-S-RA
Stock:131
Inv Date:05-28-2026
Price: Unit price: $10000
Buy/RFQ:

SAMTEC TSW20421TSRA Terminal Header Specifications:

  • Insulator Material: Black Glass Filled Polyester
  • Terminal Material: Phosphor Bronze
  • Plating: Gold over 50 µ
  • Voltage Rating: 550 VAC with SSW, 500 VAC with BCS or ESQ, 450 VAC with BCS or SSM, 400 VAC with CES
  • RoHS Compliant: Yes
  • Lead-Free Solderable: HTSW: Yes, TSW: No, Lead Wave Only
  • Operating Temp Range: -55°C to +125°C with Gold, -55°C to +105°C with Tin
  • Number of Contacts: 2 to 25 per row
  • Contact Pitch: 5.08mm
  • Current Rating: Up to 5.2 A per pin depending on configuration
  • Mounting Type: Through-hole, single, dual, triple row options
  • Standards: UL Listed, CSA Certified

Buy the Buy Samtec TSW Series Part Number TSW20421TSRA Online

Purchase the Samtec TSW series terminal header online now and enjoy fast delivery, competitive prices, and reliable industrial-grade connectivity. Designed with durable phosphor bronze terminals and glass-filled polyester insulators, these connectors support wide temperature ranges and meet UL and CSA standards. Ideal for electronics projects and industrial applications, they support multiple configurations with lock options for added security. Whether you need single, dual, or triple-row options, buy online and enhance your assembly with trusted quality and effortless ordering.

Order your Samtec TSW20421TSRA terminal strip header today and ensure secure, reliable connections with industry-standard ratings for industrial use.

Frequently Asked Questions

Where can I buy SAMTEC TSW20421TSRA?

You can click on the BUY or RFQ button to purchase TSW20421TSRA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TSW20421TSRA?

You can download the TSW20421TSRA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TSW20421TSRA?

SAMTEC

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