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SAMTEC ZSS12505SD903 Square Post Header

Shrouded 0.025-inch square post headers designed for stacking and mating with IDSD, PSO, and SMSD series. Available with gold flash or tin plating, these connectors feature a black glass-filled polyester insulator, high insulation resistance of at least 5000 megaohms, and operate within -55°C to +125°C. They support RoHS compliance, have a maximum operating voltage of 41000 VRMS, and are suitable for surface-mount applications. Mechanical stability is enhanced with optional board spacers, and various sizes and configurations are available for versatile use in electronic assemblies.

Authorized Distributors
Source:DigiKey
Part No:ZSS-125-05-S-D-903
Stock:5
Inv Date:06-19-2026
Price: Unit price: $31.12
Buy/RFQ:
Source:DigiKey
Part No:ZSS-125-05-S-D-903
Stock:0
Inv Date:06-19-2026
Price: Unit price: $12.35
Buy/RFQ:
Part No:ZSS-125-05-S-D-903
Stock:0
Inv Date:06-20-2026
Price: Unit price: $12.78
Buy/RFQ:
Part No:ZSS-125-05-S-D-903
Stock:57
Inv Date:06-19-2026
Price: Unit price: $12.779
Buy/RFQ:

SAMTEC ZSS12505SD903 Square Post Header Specifications:

  • Insulator Material: Black Glass-filled Polyester
  • Plating Options: Gold flash or Tin
  • Operating Temperature Range: -55°C to +125°C
  • Insulation Resistance: ≥5000 Megaohms
  • Maximum Withstanding Voltage: 41000 VRMS
  • RoHS compliant: Yes
  • Contact Material: Phosphor Bronze
  • Contact Finish: Au or Sn over Ni (nickel)
  • Lead Style: Options include 01, 02, 03, 05, 07, 08, 10, 12
  • Size options: 1 to 7 positions, various heights up to 1.430 inches
  • Seam: Butted seam barrel
  • Board Spacers: Recommended for added mechanical stability
  • Surface Mount Technology: Yes, with coplanarity of 0.006 inches maximum
  • The connectors support high current and voltage applications
  • Compatible with various sequential board-mating configurations

Buy the Samtec Series ZSS: Shrouded Square Post Headers 12505

Purchase the Square Post Header ZSS12505SD903 online today to benefit from high-quality, RoHS-compliant connectors designed for reliable stack and board-mate connections. Featuring gold or tin plating for excellent conductivity and corrosion resistance, these connectors support high-voltage applications up to 41000 VRMS. With a temperature range from -55°C to +125°C, they are suitable for demanding electronic assemblies. Easy to install with surface-mount technology, order now for quick delivery and ensure robust, secure connections in your projects.

Buy Samtec ZSS12505SD903 now and experience unmatched reliability and performance with high-temperature operation and RoHS compliance.

Frequently Asked Questions

Where can I buy SAMTEC ZSS12505SD903?

You can click on the BUY or RFQ button to purchase ZSS12505SD903 from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part ZSS12505SD903?

You can download the ZSS12505SD903 datasheet or visit the SAMTEC website for support.

Who is the manufacturer of ZSS12505SD903?

SAMTEC

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