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MOLEX / WALDOM 39290123 Mini-Fit Jr. Power Connector

The MOLEX / WALDOM 39-29-0123 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 12 circuits arranged in a dual-row configuration with a 4.20mm pitch. Constructed with a natural resin body and gold-plated mating contacts and matte-tin plated termination contacts, it offers reliable performance and durability. It is compatible with standard MiniFit female terminals and is suitable for applications requiring up to 9.0A per circuit and a maximum voltage of 600V. The header is RoHS compliant and features a polarized design for secure mating.

Authorized Distributors
Source:Newark
Part No:39-29-0123
Stock:672
Inv Date:06-17-2026
Price: Unit price: $6.48
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Source:DigiKey
Part No:39-29-0123
Stock:1502
Inv Date:06-17-2026
Price: Unit price: $6.51
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Part No:39-29-0123
Stock:849
Inv Date:06-18-2026
Price: Unit price: $5.06
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Part No:39-29-0123
Stock:0
Inv Date:06-17-2026
Price: Unit price: $4.9
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Part No:39-29-0123
Stock:2771
Inv Date:06-17-2026
Price: Unit price: $3.93
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Part No:39-29-0123
Stock:1414
Inv Date:06-17-2026
Price: Unit price: $3.75
Buy/RFQ:
Part No:39-29-0123
Stock:2771
Inv Date:06-17-2026
Price: Unit price: $3.93
Buy/RFQ:
Part No:39-29-0123
Stock:283
Inv Date:06-17-2026
Price: Unit price: $3.75
Buy/RFQ:

MOLEX / WALDOM 39290123 Mini-Fit Jr. Power Connector Specifications:

  • Overview: Mini-Fit Jr. Power Connectors
  • Description: Mini-Fit Jr.™ Vertical Header, 4.20mm Pitch, Dual Row, 12 Circuits, without Snap-in Plastic Peg PCB Lock, Gold, Natural
  • Product Family: PCB Headers
  • Application: Power, Wire-to-Board
  • Circuits (Loaded): 12
  • Circuits (maximum): 12
  • Color - Resin: Natural
  • Durability (mating cycles max): 30
  • First Mate / Last Break: No
  • 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
  • Packaging Type: Bag
  • Pitch - Mating Interface: 4.20mm
  • Pitch - Termination Interface: 4.20mm
  • 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
  • Lead-freeProcess Capability: WAVE
  • Max. Cycles at Max. Process Temperature: 001
  • Process Temperature max. C: 260
  • Engineering Number: 5566-12AGS
  • Application Specification: AS-5557-001-001
  • Packaging Specification: PK-5566-000, PK-5566-003-001
  • Product Specification: PS-5556-001, TS-5556-002-001
  • Sales Drawing: SD-5566-002-000

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Frequently Asked Questions

Where can I buy MOLEX / WALDOM 39290123?

You can click on the BUY or RFQ button to purchase 39290123 from an authorized MOLEX / WALDOM distributor.

How do I troubleshoot issues or seek technical support for part 39290123?

You can download the 39290123 datasheet or visit the MOLEX / WALDOM website for support.

Who is the manufacturer of 39290123?

MOLEX / WALDOM

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