Molex 39-01-3023 Mini-Fit Jr. Plug | 2-Pos Dual Row, Natural

gd-admin — Wed, 21 Jan 2026 06:50:30 +0000

Purchase Molex 39-01-3023 Mini-Fit Jr. Plug Housing. 2-position, dual row, natural color Nylon 6/6. Features a secure locking ramp for wire-to-wire power connections. Mates with 39-01-3022.

Data Overview

Attribute	Specification
Brand	Molex
Part Number	39-01-3023
Alias Number	0039013023 / 5559-02P1
Series	Mini-Fit Jr 5559
Connector Type	Plug (Housing for Male Pins)
Number of Positions	2
Number of Rows	2
Row Spacing	4.20 mm (0.165 in)
Mounting Type	Free Hanging (In-Line)
Fastening Type	Locking Ramp
Insulation Material	Polyamide (PA66), Nylon 6/6
Color	Natural
Temperature Range	-40°C to 105°C
Voltage Rating	600 V
Flammability	UL 94V-2

Product Details

Product Features	Engineering Advantages	Customer Benefits
Standard Mini-Fit Jr. 5559 Profile	Fully compatible with all Mini-Fit Jr. receptacle housings (Series 5557).	Seamless Integration: Allows for quick wire-to-wire connections with industry-standard parts, reducing design-in time and sourcing complexity.
Integrated Locking Ramp	Features a heavy-duty ramp that snaps securely into the mating receptacle’s latch.	Secure Connection: Prevents accidental uncoupling caused by cable strain or heavy vibration, ensuring continuous power delivery in critical systems.
Nylon 6/6 (PA66) Insulation	High-performance thermoplastic material provides excellent dielectric strength and heat resistance.	Enhanced Safety: Operates reliably from -40°C to +105°C, meeting rigorous industrial safety standards for high-voltage and high-current power paths.
Fully Polarized Housing	Designed with unique shapes to ensure the plug can only be inserted in one orientation.	Foolproof Assembly: Eliminates the risk of cross-mating during installation, protecting sensitive electronic components from reverse polarity damage.

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● After-sales problems
Ensure that the imported original products are genuine. If there is a quality problem, it will be solved within one month of receiving the goods.

Q1: Which crimp terminals are used with the 39-01-3023 plug?

A: This plug housing requires Molex 5558 series male crimp terminals. We offer these in various wire gauge sizes (typically 18-24 AWG) and plating options (Tin or Gold).

Q2: Does this plug mate with the 39-01-3022 receptacle?

A: Yes, the 39-01-3023 (Plug) is designed to mate perfectly with the 39-01-3022 (Receptacle) for a secure wire-to-wire connection.