Buy Molex Connectors Apr 2026

: Look for molded numbers on the housing. The first 5–6 digits typically indicate the series (e.g., 43025 is Micro-Fit 3.0).

: Use a digital caliper to measure the distance between the center of one pin and the center of the next. Common pitches include 1.25mm (PicoBlade) , 3.0mm (Micro-Fit) , and 4.2mm (Mini-Fit Jr.) . buy molex connectors

Different applications require different power ratings and sizes: Max Current Common Applications Drones, IoT, small wearables KK 254 PC fans, Arduino, breadboards Micro-Fit 3.0 Servers, industrial power units Mini-Fit Jr. Motherboards, ATX power supplies Mega-Fit High-power industrial equipment 3. Where to Buy : Look for molded numbers on the housing

You cannot simply search for "Molex connector" and expect a match. Use these steps to narrow it down: Common pitches include 1

For genuine parts with technical support, prioritize major electronic component distributors: How to Identify a Molex Connector - LDZY Electronics