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MOLEX 559093474 Board-to-Board Connector

The MOLEX 55909-3474 SlimStack connector is a board-to-board solution designed for applications demanding a compact and reliable connection. With a 0.40mm pitch and J-bend configuration, it offers a space-saving design suitable for densely populated circuit boards. The connector supports 34 circuits and is available with mated heights of 1.50mm or 1.80mm and mated widths of 3.40mm or 4.20mm. It is constructed with brass and features gold plating on both the mating and termination interfaces, ensuring excellent signal transmission and durability. Its vertical orientation and surface mount termination style make it versatile for various PCB designs. The connector is RoHS compliant and suitable for operating temperatures ranging from -25°C to +85°C.

Authorized Distributors
Source:Newark
Part No:55909-3474
Stock:201
Inv Date:05-29-2026
Price: Unit price: $0.786
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Source:DigiKey
Part No:55909-3474
Stock:2500
Inv Date:05-29-2026
Price: Unit price: $1.8414
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Part No:55909-3474
Stock:8292
Inv Date:05-30-2026
Price: Unit price: $3.04
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Part No:55909-3474
Stock:0
Inv Date:05-29-2026
Price: Unit price: $1.85
Buy/RFQ:
Part No:55909-3474
Stock:0
Inv Date:05-29-2026
Price: Unit price: $1.69
Buy/RFQ:
Part No:55909-3474
Stock:0
Inv Date:05-29-2026
Price: Unit price: $1.69
Buy/RFQ:

MOLEX 559093474 Board-to-Board Connector Specifications:

  • PCB Headers: 55909
  • Solder Tab Plating: Tin
  • Mated Height: 1.50mm, 1.80mm
  • Mated Width: 3.40mm, 4.20mm
  • Circuits (Loaded): 34
  • Circuits (maximum): 34
  • Durability (mating cycles max): 30
  • Glow-Wire Capable: No
  • Material - Metal: Brass
  • Material - Plating Mating: Gold
  • Material - Plating Termination: Gold
  • Number of Rows: 2
  • Orientation: Vertical
  • PCB Locator: No
  • PCB Retention: Yes
  • Pitch - Mating Interface: 0.40mm
  • Temperature Range - Operating: -25° to +85°C
  • Current - Maximum per Contact: 0.3A
  • Voltage - Maximum: 50V AC (RMS)/DC
  • Series: 55909

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Frequently Asked Questions

Where can I buy MOLEX 559093474?

You can click on the BUY or RFQ button to purchase 559093474 from an authorized MOLEX distributor.

How do I troubleshoot issues or seek technical support for part 559093474?

You can download the 559093474 datasheet or visit the MOLEX website for support.

Who is the manufacturer of 559093474?

MOLEX

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