| G-90 G-90 NSI - Ground Clamp 1/2-1" w/ 1/2" HUB | NSI Industries | $2,066.22 | |
| G-12 G-12 NSI - Ground Clamp HD 2 1/2-4" 10 sol-2 str | NSI Industries | $8,505.35 | |
| G-2 G-2 NSI - Ground Clamp HD 1 1/4-2" 10 sol-2 str | NSI Industries | $2,369.09 | |
| G-2-S G-2-S NSI - Ground Clamp HD 1 1/4-2" | NSI Industries | $2,049.51 | |
| G-6-S G-6-S NSI - Ground Clamp HD 4 1/2-6" | NSI Industries | $8,420.53 | |
| GCA-2 GCA-2 NSI - Ground Clamp Aluminum 1 1/4-2" | NSI Industries | $2,473.56 | |
| GRC-34H GRC-34H NSI - 3/4" Heavy Ground Rod Clamp | NSI Industries | $1,486.27 | |
| GRC-38 GRC-38 NSI - 3/8" Ground Rod Clamp | NSI Industries | $644.61 | |
| GLC-12RDB GLC-12RDB NSI - Ground Clamp #10 -2 Stranded, Direct Burial, Rebar | NSI Industries | $1,133.85 | |
| GLC-140DB GLC-140DB NSI - Ground Clamp Lay-In 1/2-1" DIRECT BURY | NSI Industries | $2,762.39 | |