"none"/> Home > High-Reliability Connectors > 3mm Pitch Connectors 3mm Pitch Connectors M300 HIGH-RELIABILITY CONNECTORS Harwin’s M300 series brings a compact power solution to the High-Reliability portfolio, ideally suited for a wide variety of testing environments and conditions. Connectors are currently available in 3-contact single row, 6- and 10-contact double row variations. About M300 M300 Cable Assemblies Ready-to-use cabled connectors, single ended, fully inspected and tested. Backpotted for added strain relief. Ideal for both prototyping and full… View all M300 Cable Connector Parts Cable housings and contacts, sold separately. See Accessories and Tooling for cable crimping and assembly tools. View all M300 PCB Connectors Board-mounted connectors, vertical Throughboard style. Male and female options, with a choice of jackscrews available. View all M300 Tooling & Accessories Associated products and tooling hardware for the M300 range. View all CONNECTORS & HARDWARE High-Reliability Connectors Durable Industrial Connectors PCB Connectors EMC Shielding Cable Assemblies Spring Contacts PCB Hardware RESOURCES Webinars Catalogs Videos Whitepapers Glossary Design Resources ABOUT HARWIN Harwin Values Environment Quality Markets & Applications Blog & News Find a Distributor Ask an Expert SUPPORT Policies Products Quality Account Sales Product Changes & Obsolescence Book a Technical Consultation © Harwin 2021. Privacy Notice Cookie Policy We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. By Clicking "Manage Cookies" you can see what cookies we use and adjust your settings, you can change your settings at any time. For more information view our cookie policy. Manage Cookies Accept