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SAMTEC BCS121LSTE Pass-through Socket

The BCS series from Samtec features Tiger Claw pass-through socket strips designed for reliable through-hole mounting. Compatible with numerous Samtec connector series such as TSW, MTSW, HTSW, and PHT, these sockets offer flexible configurations with single or dual rows and a 2.54mm pitch spacing. Made with black liquid crystal polymer insulators and phosphor bronze contacts plated with 10 microns of gold, they ensure durability and low contact resistance of approximately 10 milliohms. Rated for temperatures from -55°C to +125°C, these sockets are ideal for industrial automation, control systems, and testing equipment requiring high-performance connection solutions.

Authorized Distributors
Source:DigiKey
Part No:BCS-121-L-S-TE
Stock:223
Inv Date:05-27-2026
Price: Unit price: $31.25
Buy/RFQ:
Source:DigiKey
Part No:BCS-121-L-S-TE
Stock:0
Inv Date:05-27-2026
Price: Unit price: $4.81
Buy/RFQ:
Part No:BCS-121-L-S-TE
Stock:0
Inv Date:05-28-2026
Price: Unit price: $4.05
Buy/RFQ:
Part No:BCS-121-L-S-TE
Stock:223
Inv Date:05-28-2026
Price: Unit price: $40500
Buy/RFQ:

SAMTEC BCS121LSTE Pass-through Socket Specifications:

  • Pitch spacing: 2.54mm
  • Contact Material: Phosphor Bronze
  • Insulator Material: Black Liquid Crystal Polymer
  • Plating: 10 Micron Gold over Nickel
  • Contact Resistance: 10 mΩ
  • Rated Voltage: 475 V (mated with TSM), 450 VAC (HE with TSW)
  • Current Rating: 4.6 A per pin
  • Temperature Range: -55°C to +125°C
  • Insertion Depth: 4.34 mm to 6.35 mm
  • Number of Pins: 1 to 50 per row
  • RoHS Compliant: Yes
  • Standards: UL E111594, CSA 090871
  • Lead-Free Solderable: Yes

Buy the Samtec BCS121LSTE – Reliable Pass-Through Socket for Industrial Applications

Experience the reliability and versatility of the Samtec BCS series pass-through sockets, perfect for industrial automation, testing, and control systems. With a 2.54mm pitch, gold-plated contacts, and operating temperatures from -55°C to +125°C, these sockets ensure durable, high-performance connections. Compatible with multiple Samtec connector series including TSW, MTSW, and PHT, they feature black liquid crystal polymer insulators and meet strict standards for quality and safety. Purchase online now to enhance your industrial or electronic applications with trusted contact solutions.

Get Samtec BCS121LSTE today—built for precision and long-lasting durability in industrial connection solutions.

Frequently Asked Questions

Where can I buy SAMTEC BCS121LSTE?

You can click on the BUY or RFQ button to purchase BCS121LSTE from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part BCS121LSTE?

You can download the BCS121LSTE datasheet or visit the SAMTEC website for support.

Who is the manufacturer of BCS121LSTE?

SAMTEC

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