Konnect-It single-level terminal blocks handle currents to 175 A, wiring sizes 26 to 2/0 AWG and have a 100 kA SCCR rating. Double-level terminal blocks come in 20 A and 30 A versions and a variety of colors. Options include LED indicators, diode and direct cross level connections, and an added grounding leg. Triple-level terminal blocks handle up to 24 A and wire sizes 24 to 12 AWG. Optional features include NPN and PNP sensor blocks with LED indication and added grounding leg.