https://nsiindustries.com/product/8-port-black-multi-tap-pre-insulated-connector-4-14-gauge/
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.
https://nsiindustries.com/product/npdb-line-1x500-4-load-6x-2-0-14/
PDB 1 Pole Line 1X500-4 Load 6X2/0-14
https://nsiindustries.com/product/350-mcm-4-0-awg-copper-c-shape-tap-black/
These C-shape copper taps ensure positive, all-around compression with low resistance and high pull-out values.
Pwr Dist 2×500-6 Line 4×4/0-6 Load
https://nsiindustries.com/product/400-mcm-aluminum-splice-dual-rated-green/
Splicing conductors are the professional’s choice for making quick in-line connections and repairing damaged wiring. Use POLARIS splice connectors for bonding solid or fine stranded UL-listed wires in harsh environments.
Dual Rate Lug Al/Cu 1000-500 MCM
Nema Panel Lug (2) 600-2
PDB 1 Pole Line 1X350-6 Load 12X4-14
https://nsiindustries.com/product/5-port-clear-multi-tap-pre-insulated-connector-4-14-gauge-bag/
Polaris Vision Tap Multi-Tap Connectors form secure connections between multiple conductors with a transparent rounded design and chemical-resistant insulation coating. Installs with a hex key and torque wrench, with no need for cover and taping.
https://nsiindustries.com/product/4-awg-1-4-2-hole-copper-short-lug-gray/
The POLARIS compression design creates a permanent, vibration-resistant connection that you can rely on with low contact resistance. Suitable for a wide range of applications, including power distribution, grounding and data transmission.