myMectronic
myMectronic

A Premier B2B Part Search

SAMTEC ESQ12544SD Industrial Connector

This component is designed for industrial applications, providing reliable performance in demanding environments. It features a black glass-filled polyester insulator and phosphor bronze contacts with Au or Sn coating for excellent corrosion resistance. Suitable for high temperatures up to +125°C with gold plating or +105°C with tin, it supports voltages up to 30 VAC and current ratings around 5.2 to 5.7 A per pin. The connector's insertion depth ranges from 0.145 to 0.250 inches, with a standard force of 125 grams, and is RoHS compliant, wave solderable, and suitable for various electronic assemblies.

Authorized Distributors
Source:DigiKey
Part No:ESQ-125-44-S-D
Stock:13
Inv Date:05-27-2026
Price: Unit price: $114.38
Buy/RFQ:
Source:DigiKey
Part No:ESQ-125-44-S-D
Stock:8
Inv Date:05-27-2026
Price: Unit price: $13.42
Buy/RFQ:
Part No:ESQ-125-44-S-D
Stock:0
Inv Date:05-28-2026
Price: Unit price: $15.03
Buy/RFQ:
Part No:ESQ12544SD
Stock:0
Inv Date:05-28-2026
Price: N/A
Buy/RFQ:
Part No:ESQ-125-44-S-D
Stock:26
Inv Date:05-28-2026
Price: Unit price: $150300
Buy/RFQ:

SAMTEC ESQ12544SD Industrial Connector Specifications:

  • Insulator Material: Black Glass Filled Polyester
  • Contact Material: Phosphor Bronze
  • Plating: Au or Sn (50 microns)
  • Voltage Rating: 30 VAC
  • Current Rating: 5.2 A per pin (ESW/TSW), 5.7 A per pin (ESQ/TSW)
  • Operating Temperature Range: -55°C to +125°C with gold, -55°C to +105°C with tin
  • Insertion Depth: 0.145" to 0.250" (3.68 mm to 6.35 mm)
  • Normal Force: 125 grams (4.4 N)
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Wave Only
  • Number of Pins: Varies
  • Certifications: RoHS Compliant
  • Durability: Up to 100Cycle Insertion with 10 μm Au

Buy the Samtec Series ESQ Connector: ESQ12544SD

Buy your Samtec Series ESQ connector online today for reliable performance in demanding industrial applications. Featuring phosphor bronze contacts with gold or tin plating, it supports high temperatures up to 125°C, ensuring durability and long-term stability. Designed for easy installation with standard insertion forces and RoHS compliance, this connector is ideal for electronic assemblies requiring high current capacity and robust construction. Securely purchase now and enhance your project's reliability with proven quality and trusted performance.

Order your Samtec Series ESQ connector today and give your electronic projects the dependable quality they deserve with high-temperature performance and reliability.

Frequently Asked Questions

Where can I buy SAMTEC ESQ12544SD?

You can click on the BUY or RFQ button to purchase ESQ12544SD from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part ESQ12544SD?

You can download the ESQ12544SD datasheet or visit the SAMTEC website for support.

Who is the manufacturer of ESQ12544SD?

SAMTEC

Sponsored by