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MOLEX / WALDOM 39310107 Mini-Fit Jr. Power Connector

The MOLEX / WALDOM 39-31-0107 is a Mini-Fit Jr. vertical header, part of the 5566 series, engineered for reliable power transmission in wire-to-board applications. This connector features 10 circuits arranged in a dual-row configuration, with a 4.20mm pitch. The mating contacts are gold-plated to ensure low contact resistance and durability, while the termination contacts are matte tin-plated for strong solder joints. Designed for use with standard MiniFit female terminals, this header offers a robust and efficient solution for a variety of industrial and commercial applications. It is compatible with a wide range of PCB thicknesses and offers keyed and polarized features for secure and accurate mating.

Authorized Distributors
Part No:39-31-0107
Stock:1509
Inv Date:06-18-2026
Price: Unit price: $4.22
Buy/RFQ:
Part No:39-31-0107
Stock:0
Inv Date:06-17-2026
Price: Unit price: $4.56
Buy/RFQ:
Part No:39-31-0107
Stock:1
Inv Date:06-17-2026
Price: Unit price: $2.893
Buy/RFQ:
Part No:39-31-0107
Stock:1
Inv Date:06-17-2026
Price: Unit price: $2.893
Buy/RFQ:

MOLEX / WALDOM 39310107 Mini-Fit Jr. Power Connector Specifications:

  • Overview: Mini-Fit Jr. Power Connectors
  • Product Family: PCB Headers
  • Application: Power, Wire-to-Board
  • Circuits (Loaded): 10
  • Circuits (maximum): 10
  • Color - Resin: Natural
  • 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
  • PC Tail Length: 3.50mm
  • PCB Locator: Yes
  • PCB Retention: None
  • PCB Thickness - Recommended: 1.60mm
  • Pitch - Mating Interface: 4.20mm
  • Pitch - Termination Interface: 4.20mm
  • Plating min - Mating: 0.762µm
  • Plating min - Termination: 2.540µm
  • Polarized to Mating Part: Yes
  • Polarized to PCB: Yes
  • Shrouded: Fully
  • Stackable: No
  • Surface Mount Compatible (SMC): No
  • Temperature Range - Operating: -40°C to +105°C
  • Termination Interface: Style: Through Hole
  • Current - Maximum per Contact: 9.0A
  • Voltage - Maximum: 600V
  • Duration at Max. Process Temperature (seconds): 005
  • Lead-freeProcess Capability: WAVE
  • Max. Cycles at Max. Process Temperature: 001
  • Process Temperature max. C: 260
  • Engineering Number: 5566-10BGS
  • Application Specification: AS-5557-001-001
  • Packaging Specification: PK-5566-000, PK-5566-003-001
  • Product Specification: PS-5556-001
  • Sales Drawing: SD-5566-002-000

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Frequently Asked Questions

Where can I buy MOLEX / WALDOM 39310107?

You can click on the BUY or RFQ button to purchase 39310107 from an authorized MOLEX / WALDOM distributor.

How do I troubleshoot issues or seek technical support for part 39310107?

You can download the 39310107 datasheet or visit the MOLEX / WALDOM website for support.

Who is the manufacturer of 39310107?

MOLEX / WALDOM

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