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Samtec SS4 Series Straight Surface PCB Socket, 40-Contact, 2 Row, 0.4 mm Pitch, 6mm Stacking Height SS4-20-3.00-L-D-K-TR

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Samtec SS4 Series Straight Surface PCB Socket, 40-Contact, 2 Row, 0.4 mm Pitch, 6mm Stacking Height SS4-20-3.00-L-D-K-TR

Name: Samtec SS4 Series Straight Surface PCB Socket, 40-Contact, 2 Row, 0.4 mm Pitch, 6mm Stacking Height SS4-20-3.00-L-D-K-TR
Brand: Samtec
SKU: 229807
Price: 4.41 USD
Availability: InStock

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Category PCB Sockets Brand Samtec Condition New

Specifications

Country of Origin	India
Brand	Samtec
Orientation	Straight
Current	1.3A
Model	SS4-20-3.00-L-D-K-TR
Mount Type	Surface
Housing Material	Liquid Crystal Polymer
Contact Material	Bronze
Series	SS4
Termination Type	Solder
Maximum Operating Temperature	125°C
Sub Type	Board-to-Board
Minimum Operating Temperature	-55°C
Number of Rows	2
Pitch	0.4mm
Contact Plating	Gold
Number of Contacts	40
Contact Gender	Female
Connector System	Board-to-Board
Stacking Height	6mm
Row Pitch	1.41mm

Key Features

The socket uses high-speed Razor Beam™ phosphor bronze contacts plated with 0.25 μm gold for optimal conductivity and durability.
Its housing is constructed from black Liquid Crystal Polymer for toughness and thermal resistance.
Supports a current rating of 1.3 amperes with a contact swipe length of 1 mm.
Designed for surface mounting with a straight orientation and polarized undercut retention notches for secure contact engagement.
Operating temperature range spans from -55°C to 125°C for reliable performance in industrial environments.
Ideal for rugged and high-speed applications requiring low-profile, space-saving PCB connectors.
Features a row pitch of 1.41 mm and contact gender is female.
Designed for board-to-board connection system in electronic assemblies.

Product Description

Samtec SS4-20-3.00-L-D-K-TR is a high-quality straight surface mount PCB socket from the SS4 Series, incorporating 40 contacts arranged in two rows with an ultra fine 0.4 mm pitch and a 6 mm stacking height. It is engineered for demanding electronic applications where low profile and reliable connectivity are critical.

This socket features Razor Beam™ contacts made from phosphor bronze with a durable 0.25 μm gold plating on the contact areas and a matte tin plating on the tails, ensuring high-speed signal integrity and robustness. The housing material is black Liquid Crystal Polymer which provides excellent mechanical strength and thermal stability, supporting operation between -55°C and 125°C.

The device supports a 1.3 A current rating with a 1 mm contact swipe length, contributing to low resistance and reliable electrical performance. The socket’s surface mount type and straight orientation enable easy PCB integration while the polarized design with undercut retention notches secures the board-to-board connection and increases withdrawal force.

With a 1.41 mm row pitch and female contact gender, this SS4 Series socket strip is optimized for ultra-fine pitch board-to-board connection requirements, making it suitable for use in industrial, telecommunications, computing, and high-speed electronic manufacturing.

High-speed Razor Beam™ phosphor bronze contacts with 0.25 μm gold plating. Black Liquid Crystal Polymer insulator for thermal and mechanical durability. Supports 1.3 A current with 1 mm contact swipe length. Surface mount, straight orientation with polarized retention notches.

Operating temperatures from -55°C to 125°C for industrial resilience. 40 contacts in 2-row configuration with 0.4 mm pitch and 6 mm stacking height.

This product is designed for electronics manufacturing where precise, reliable, and compact PCB interconnects are essential. Its slim profile and secure contact engagement improve production efficiency and long-term reliability in electronic assemblies.

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Frequently Asked Questions

This model supports a current rating of 1.3 amperes, ensuring reliable electrical performance in various applications.

The socket features a pitch of 0.4 mm and a stacking height of 6 mm, making it suitable for low-profile applications.

The housing is made from black Liquid Crystal Polymer, while the contacts are constructed from phosphor bronze with 0.25 μm gold plating for optimal conductivity.

This socket operates effectively within a temperature range of -55°C to 125°C, suitable for industrial environments.

The SS4-20-3.00-L-D-K-TR features 40 contacts arranged in a 2-row configuration.

The contact gender of this socket is female, designed for board-to-board connections.

It utilizes a solder termination type, facilitating secure connections on the PCB.

This model has a straight orientation, which simplifies the surface mounting process.

The row pitch for this socket is 1.41 mm, allowing for compact arrangements in electronic assemblies.

Yes, it is designed for high-speed applications, thanks to its Razor Beam™ contacts that ensure signal integrity.

The country of origin for this socket is India.

This model supports a board-to-board connector system, making it ideal for electronic assemblies.