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MOLEX / WALDOM 39310027 Mini-Fit Jr. Power Connector

The MOLEX / WALDOM 39-31-0027 is a Mini-Fit Jr. Vertical Header, part of the 5566 series, designed for robust power connections in wire-to-board applications. This header features a 4.20mm pitch, a dual-row layout with 2 circuits, and a vertical orientation for efficient PCB integration. Constructed with brass and plated with gold for mating and matte tin for termination, it offers excellent conductivity and durability. It is compatible with standard MiniFit female terminals and is rated for up to 9.0A per circuit, with a maximum voltage of 600V. The header is designed for easy mating and includes features like PCB locator and retention.

Authorized Distributors
Source:Newark
Part No:39-31-0027
Stock:125
Inv Date:06-16-2026
Price: Unit price: $0.773
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Part No:39-31-0027
Stock:11189
Inv Date:06-17-2026
Price: Unit price: $0.99
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Part No:39-31-0027
Stock:0
Inv Date:06-17-2026
Price: Unit price: $0.92
Buy/RFQ:
Part No:39-31-0027
Stock:125
Inv Date:06-17-2026
Price: Unit price: $0.6508
Buy/RFQ:
Part No:39-31-0027
Stock:125
Inv Date:06-17-2026
Price: Unit price: $0.6508
Buy/RFQ:

MOLEX / WALDOM 39310027 Mini-Fit Jr. Power Connector Specifications:

  • Overview: Mini-Fit Jr. Power Connectors
  • Product Family: PCB Headers
  • Series: 5566
  • Application: Power, Wire-to-Board
  • Circuits (Loaded): 2
  • Circuits (maximum): 2
  • Durability (mating cycles max): 30
  • Flammability: 94V-2
  • Glow-Wire Compliant: No
  • Material - Metal: Brass
  • Material - Plating Mating: Gold (0.762µm)
  • Material - Plating Termination: Matte Tin
  • Material - Resin: Nylon
  • Number of Rows: 2
  • Orientation: Vertical
  • PCB Tail Length: 3.50mm
  • Pitch - Mating Interface: 4.20mm
  • Pitch - Termination Interface: 4.20mm
  • Current - Maximum per Contact: 9.0A
  • Voltage - Maximum: 600V
  • Temperature Range - Operating: -40°C to +105°C
  • Termination Interface: Style: Through Hole
  • Polarized to Mating Part: Yes
  • Polarized to PCB: Yes
  • Stackable: No
  • Surface Mount Compatible (SMC): No
  • Mates With: 5557 Mini-Fit Jr.™ Receptacle Housing
  • Engineering Number: 5566-02BGS

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Frequently Asked Questions

Where can I buy MOLEX / WALDOM 39310027?

You can click on the BUY or RFQ button to purchase 39310027 from an authorized MOLEX / WALDOM distributor.

How do I troubleshoot issues or seek technical support for part 39310027?

You can download the 39310027 datasheet or visit the MOLEX / WALDOM website for support.

Who is the manufacturer of 39310027?

MOLEX / WALDOM

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