43020-0201 – MOLEX

Overview

The Molex 43020-0201 is a 2-position, panel-mount plug housing designed for robust wire-to-wire and power applications within the Micro-Fit 3.0 series. Its primary function is to securely terminate and connect discrete wires to a mating header, ensuring reliable signal and power transfer up to 5A and 350V. A critical design consideration for such compact connectors is managing thermal dissipation under load; while the UL 94 V-0 rated nylon housing offers excellent flame retardancy, designers must ensure adequate airflow or derate current in high-density, high-temperature environments to prevent premature material degradation and maintain long-term electrical integrity.

Key Features

• 2 Positions, 2 Rows
• 3 mm (0.118 in) Pitch
• Panel Mount, Straight Mounting Angle
• Crimp Termination Style
• 5 A Current Rating, 350 V Voltage Rating
• UL 94 V-0 Flammability Rating, Black Nylon Housing

Applications

The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.

• Power distribution in industrial control panels
• Signal interconnects in automotive electronic modules
• Low-voltage DC power delivery in consumer appliances
• Wire harness assembly for medical equipment