What Is an MC4 Connector and How Does It Work in PV Systems?
Avoid cross-mating fire hazards & NEC issues. Discover why MC4 clones fail in PV systems, hidden crimp/plating specs, and a 5-step procurement checklist.
EDOM Electronics Author Profile
Melody Tong
Manufacturing specialist at EDOM Electronics. Sharing practical knowledge on wire harnesses, cable assemblies, industrial connectors and OEM sourcing.
167 Published Posts
B2B Connectivity Insights
Engineering Knowledge Base
Technical Articles by Melody Tong
Page 2
What Is a DC Connector? Barrel Types, Polarity, and Uses
Avoid loose center pins and polarity shorts. Compare 5.5/2.1 vs 5.5/2.5 barrel dimensions, EIAJ standards, and jack switch wiring for reliable OEM cable builds.
What Is VLF Cable Testing? A Practical Overview for OEM Buyers
Learn what is VLF cable testing, why 0.1 Hz cuts reactive power by 600x, and how OEM buyers can specify IEEE 400.2 compliance tests....
What Are the Different Types of USB Connectors? A B2B Overview
What are the different types of USB connectors? Compare USB Type-A, Type-B, Type-C, Mini-B, and Micro-B to source the right interface. Read more.
What Are Wire Harnesses? A Practical Overview for OEM Buyers
What are wire harnesses? Get a practical overview of components, specs, and cost factors for OEM buyers. Read the full guide before you source.
What Is a JST Connector? Common Series, Pinouts, and Applications
What is a JST connector? Get a clear definition, common series, pinout basics, and application examples. Avoid pitch mismatch mistakes—read the guide.
What Robotics Cable Assemblies Require for Reliable Motion
Discover what robotics cable assemblies require for reliable motion: conductor stranding, fatigue-resistant insulation, 360° shielding, and IPC Class 3 testing.
What Is a Pigtail Connector? A Practical Overview for OEM Buyers
What is a pigtail connector? Learn the key specs OEM buyers must define—mating series, wire gauge, and crimp quality—to prevent stalled RFQs.
What Is a Partial Discharge Test in Cables and Why It Matters
What is partial discharge test in cables? Learn why IEC 60270 PD limits matter for MV/HV assemblies. Set defendable pass/fail specs before RFQ.
What Are Medical Cable Assemblies? Key Types and Design Factors
Explore medical cable assemblies—key types, shielding, overmolding, and IEC 60601-1 design factors. Learn to avoid field failures. Read our guide now.
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