myMectronic
myMectronic

A Premier B2B Part Search

SAMTEC ESQ12144SD Industrial Connector

This industrial connector features gold and tin plating on phosphor bronze contacts, rated for currents up to 5.7A per pin and voltages up to 30 VAC. Constructed with black glass-filled polyester insulators, it withstands temperatures from -55°C to +125°C with gold plating, and -55°C to +105°C with tin. The connector’s insertion depth ranges from 3.68 mm to 6.35 mm, with a standard force of 125 grams. It is RoHS compliant and suitable for wave soldering, offering reliable performance in demanding environments.

Authorized Distributors
Source:DigiKey
Part No:ESQ-121-44-S-D
Stock:25
Inv Date:05-27-2026
Price: Unit price: $29.31
Buy/RFQ:
Source:DigiKey
Part No:ESQ-121-44-S-D
Stock:0
Inv Date:05-27-2026
Price: Unit price: $11.125
Buy/RFQ:
Part No:ESQ-121-44-S-D
Stock:0
Inv Date:05-28-2026
Price: Unit price: $11.9
Buy/RFQ:
Part No:ESQ-121-44-S-D
Stock:25
Inv Date:05-20-2026
Price: Unit price: $13.33
Buy/RFQ:

SAMTEC ESQ12144SD Industrial Connector Specifications:

  • Contact Material: Phosphor Bronze
  • Plating: Au or Sn over .50 (1.27 um)
  • Operating Temp Range: -55°C to +125°C with Gold, -55°C to +105°C with Tin
  • Insertion Depth: 3.68 mm to 6.35 mm (.145" to .250")
  • Current Rating: 5.7A per pin (ESQ/TSW), 5.2A per pin (ESW/TSW)
  • Voltage Rating: 30 VAC
  • Insulator Material: Black Glass Filled Polyester
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Wave only
  • Normal Force: 125 grams (4.4 N)
  • Max Cycle: 100 with 10 µm (0.25 µm) Au
  • Operating Temperature Range: -55°C to +125°C (Gold), -55°C to +105°C (Tin)

Buy the Samtec ESQ12144SD – Reliable Industrial Connector for High-Temperature Applications

Discover the durable and reliable industrial connector designed for demanding environments. Featuring gold and tin plating on phosphor bronze contacts, it supports current ratings up to 5.7A per pin at 30 VAC. Constructed with black glass-filled polyester insulators, it operates efficiently across a temperature range of -55°C to +125°C with gold plating, ensuring high performance in industrial applications. Its insertion depth varies from 3.68 mm to 6.35 mm, making it versatile for various setups. RoHS compliant and suitable for wave soldering, it guarantees long-lasting durability and dependable connections under tough conditions.

Get Samtec ESQ12144SD today—built for precision, high current capacity, and demanding industrial environments.

Frequently Asked Questions

Where can I buy SAMTEC ESQ12144SD?

You can click on the BUY or RFQ button to purchase ESQ12144SD from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part ESQ12144SD?

You can download the ESQ12144SD datasheet or visit the SAMTEC website for support.

Who is the manufacturer of ESQ12144SD?

SAMTEC

Sponsored by