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SAMTEC TSW12421GS Terminal Header

The TSW series from Samtec are unshrouded through-hole terminal headers designed for reliable signal connections in industrial settings. Featuring 0.025 inch (0.635 mm) square posts and compatible with multiple Samtec series like SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS, these headers support configurations of one to three rows with a pitch of 2.54 mm and contact counts from 1 to 50 in straight orientation. They operate within -55°C to 125°C, with gold-plated contacts on phosphor bronze terminals, housed in black glass-filled polyester insulators, meeting UL and CSA standards, and offering optional locking mechanisms.

Authorized Distributors
Source:DigiKey
Part No:TSW-124-21-G-S
Stock:50
Inv Date:05-27-2026
Price: Unit price: $34.69
Buy/RFQ:
Source:DigiKey
Part No:TSW-124-21-G-S
Stock:0
Inv Date:05-27-2026
Price: Unit price: $4.85
Buy/RFQ:
Part No:TSW-124-21-G-S
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.43
Buy/RFQ:
Part No:TSW-124-21-G-S
Stock:290
Inv Date:05-28-2026
Price: Unit price: $54300
Buy/RFQ:

SAMTEC TSW12421GS Terminal Header Specifications:

  • Insulator Material: Black Glass Filled Polyester
  • Terminal Material: Phosphor Bronze
  • Plating: Gold over SQC
  • Operating Temp Range: -55°C to +125°C
  • Voltage Rating: 550 VAC mated with SSW, 500 VAC with BCS or ESQ, 450 VAC with BCS or SSM, 400 VAC with CES
  • Contact Size: 0.025 inch (0.635 mm) square posts
  • Arrangement: Single, dual, triple row configurations
  • Contact Count: 1 to 50 per row
  • Pitch Spacing: 2.54 mm
  • RoHS Compliant: Yes
  • Mounting Style: Through-hole

Buy the Buy Samtec TSW Series Part Number TSW12421GS Online

Purchase the Samtec TSW12421GS terminal header online today for dependable signal connectivity in industrial automation. These headers feature 2.54 mm pitch, gold-plated contacts on phosphor bronze terminals, and a durable black glass-filled polyester insulator. Suitable for single, dual, or triple row configurations with contact counts up to 50, they operate within -55°C to 125°C. Meeting UL and CSA safety standards, these headers also offer optional locking mechanisms for added security and reliable performance in demanding environments.

Get Samtec TSW12421GS today—high-reliability terminal headers designed for industrial signal connections and maximum durability.

Frequently Asked Questions

Where can I buy SAMTEC TSW12421GS?

You can click on the BUY or RFQ button to purchase TSW12421GS from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TSW12421GS?

You can download the TSW12421GS datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TSW12421GS?

SAMTEC

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