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SAMTEC TSW12509LD Terminal Header

The TSW series from Samtec are unshrouded through-hole terminal strip headers with 0.025-inch (0.635mm) square posts, designed for high signal integrity and reliability across various industrial applications. Compatible with multiple Samtec series such as SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS, they come in single, dual, or triple-row configurations with 2.54mm pitch spacing. Made from phosphor bronze with gold-plated contacts and housed in a black glass-filled polyester insulator, these connectors operate in temperatures from -55°C to 125°C and meet UL and CSA standards. Optional locking features provide secure connections, making them ideal for industrial and electronic device applications.

Authorized Distributors
Source:DigiKey
Part No:TSW-125-09-L-D
Stock:50
Inv Date:05-27-2026
Price: Unit price: $28.73
Buy/RFQ:
Source:DigiKey
Part No:TSW-125-09-L-D
Stock:0
Inv Date:05-27-2026
Price: Unit price: $3.52
Buy/RFQ:
Part No:TSW-125-09-L-D
Stock:42
Inv Date:05-28-2026
Price: Unit price: $3.52
Buy/RFQ:
Part No:TSW-125-09-L-D
Stock:517
Inv Date:05-28-2026
Price: Unit price: $37300
Buy/RFQ:

SAMTEC TSW12509LD Terminal Header Specifications:

  • Insulator Material: Black Glass Filled Polyester
  • Terminal Material: Phosphor Bronze
  • Plating: Gold over 50 ut" (1.27 um) Ni
  • Operating Temp Range: -55°C to +125°C with Gold, -55°C to +105°C with Tin
  • Voltage Rating: 550 VAC mated with SSW; 500 VAC with BCS or ESQ; 450 VAC with BCS or SSM; 400 VAC with CES
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Yes (HTSW), No (TSW - Lead Wave Only)
  • Pin Centers: 2.54mm (0.100") pitch
  • Configuration: Single, Dual, or Triple-row options
  • Connection Type: Through-hole, unshrouded
  • Maximum Current per Pin: 2.5 A to 5.2 A depending on model
  • Tempermature Range: -55°C to 125°C
  • Certifications: UL Listed, CSA Certified

Buy the Samtec Series TSW Terminal Headers: TSW12509LD

Order the Samtec TSW12509LD terminal header online today for reliable, high-performance connections in industrial and electronic applications. These unshrouded through-hole headers feature 2.54mm pitch, gold-plated contacts, and a robust black glass-filled polyester insulator. Designed to operate from -55°C to 125°C, they comply with UL and CSA standards, offering optional locking features for secure connections. Ideal for applications demanding high signal integrity, easy assembly, and long-term durability, these headers are perfect for manufacturing and electronic device integration. Shop now for fast delivery and expert support.

Buy Samtec TSW12509LD now and experience unmatched reliability and performance in industrial connector solutions.

Frequently Asked Questions

Where can I buy SAMTEC TSW12509LD?

You can click on the BUY or RFQ button to purchase TSW12509LD from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TSW12509LD?

You can download the TSW12509LD datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TSW12509LD?

SAMTEC

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