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SAMTEC ZST12503SD740 Shrouded Square Post Headers

The Shrouded .025 inch square post IDC headers are designed for reliable board-to-board connections used in electronic assemblies. Constructed with durable insulator materials, these headers feature gold or tin plating over phosphor bronze contacts for optimal electrical performance. Suitable for applications requiring a voltage rating of up to 1000 VRMS, they operate within temperature ranges from -55°C to +125°C with gold plating. Available in standard sizes from 05 to 36 positions, these headers comply with RoHS standards for environmentally friendly manufacturing and include polarized, locking, and non-standard configurations for versatile use.

Authorized Distributors
Source:DigiKey
Part No:ZST-125-03-S-D-740
Stock:84
Inv Date:05-27-2026
Price: Unit price: $84.68
Buy/RFQ:
Source:DigiKey
Part No:ZST-125-03-S-D-740
Stock:0
Inv Date:05-27-2026
Price: Unit price: $11.21
Buy/RFQ:
Part No:ZST-125-03-S-D-740
Stock:0
Inv Date:05-28-2026
Price: Unit price: $10.35
Buy/RFQ:
Part No:ZST-125-03-S-D-740
Stock:0
Inv Date:05-27-2026
Price: Unit price: $12.55
Buy/RFQ:
Part No:ZST-125-03-S-D-740
Stock:79
Inv Date:05-28-2026
Price: Unit price: $115900
Buy/RFQ:

SAMTEC ZST12503SD740 Shrouded Square Post Headers Specifications:

  • Insulator Material: Filled Polyester
  • Contact Material: Phosphor Bronze
  • Plating: Au or Sn over Ni (Nickel)
  • Current Rating: 2A per contact
  • Operating Temp Range: -55°C to +125°C (Gold), -55°C to +105°C (Tin)
  • Flammability Rating: UL 94V-0
  • Withstanding Voltage: 1000 VRMS
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Yes
  • Size Range: 05, 07, 08, 10, 12, 13, 15, 17, 20, 25, 32, 36
  • Series Options: TST, HTST, ZST, with optional polarization, locking, and custom configurations
  • Dimensions: Standard sizes, typical pin length approximately 4.0 mm, body width 2.54 mm
  • Additional Features: Polarized, Locking Leads, Mounting options available

Buy the Buy Samtec ZST Part Number ZST12503SD740 Online

Purchasing the Samtec ZST12503SD740 shrouded square post headers online ensures you receive high-quality, RoHS-compliant connectors designed for reliable electronic assemblies. These headers feature durable phosphor bronze contacts with gold or tin plating, providing excellent electrical performance suitable for applications requiring up to 1000 VRMS. Available in various sizes, they include polarized, locking, and custom options for versatile installation. Easy to order online and compatible with lead-free soldering, these headers meet stringent safety and environmental standards for professional electronic manufacturing.

Buy Samtec ZST12503SD740 now and experience unmatched reliability and performance for electronic board connections.

Frequently Asked Questions

Where can I buy SAMTEC ZST12503SD740?

You can click on the BUY or RFQ button to purchase ZST12503SD740 from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part ZST12503SD740?

You can download the ZST12503SD740 datasheet or visit the SAMTEC website for support.

Who is the manufacturer of ZST12503SD740?

SAMTEC

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