IND-M12DM4 - Industrial IP67 M12 4 pin threaded Amphenol connector for Ethernet FE UTP ports - for ITP series switches
Amphenol Industrial - MS3116F8-4P - Connector Cylinderical Straight Plug 8 8 - 4 5 A 4 Pin 20, MS 5015 Series - Allied Electronics & Automation, part of RS Group