Polaris IPLD600-18 600 Mcm – 6 Awg Polaris Insulated Multi-Tap Conn 18 Port (Dual Sided Entry)
https://nsiindustries.com/product/18-port-black-multi-tap-pre-insulated-connector-600-mcm-6-awg/
Polaris Black Multi-Tap Connectors form secure connections between multiple conductors with a rounded design and UV-resistant insulation coating. Installs with a hex key and torque wrench, with no need for cover and taping.