Screw-Down Split-Bolt Splices
Splice large wire sizes without special tools—insert your wires and tighten the hex nut to make a connection. The hex nut can be loosened to disconnect if needed.
For technical drawings and 3-D models, click on a part number.
| For Wire Gauge  | For Wire Type | For Min. Tap Wire Gauge | For Min. Tap Wire Type | Wire Slot Wd. | Head Wd. | Terminal Material | Max. Voltage | Max. Temperature, °F | Specifications Met | Each | |
For Copper Wire | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 16-8 | Stranded, Weld Wire | 16 | Stranded | 0.15" | 0.38" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 10-6 | Solid, Weld Wire | 16 | Solid | 0.17" | 0.5" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 0000 |
| 8-4 | Solid, Weld Wire | 16 | Solid | 0.22" | 0.56" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 0000 |
| 6-2 | Solid, Stranded, Weld Wire | 14 | Stranded | 0.33" | 0.69" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 0000 |
| 6-2 | Solid, Weld Wire | 12 | Solid | 0.33" | 0.69" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 00000000 | 0000 |
| 4-1/0 | Solid, Stranded, Weld Wire | 14 | Solid | 0.38" | 0.75" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 0000 |
| 2-2/0 | Solid, Stranded, Weld Wire | 14 | Stranded | 0.42" | 0.81" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 2-3/0 | Solid, Stranded, Weld Wire | 12 | Solid | 0.47" | 0.88" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 1/0-250 MCM | Solid, Weld Wire | 10 | Solid | 0.58" | 1" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 4/0-350 MCM | Stranded, Weld Wire | 8 | Solid | 0.75" | 1.5" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 250-500 MCM | Weld Wire | 8 | Solid | 0.83" | 1.63" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 350-750 MCM | Weld Wire | 8 | Solid | 1.03" | 1.94" | Copper | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
For Copper and Aluminum Wire | |||||||||||
| 10-6 | Solid, Stranded | 10 | Solid | 0.21" | 0.56" | Aluminum | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 8-4 | Solid, Stranded | 10 | Solid | 0.26" | 0.62" | Aluminum | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 6-2 | Stranded | 8 | Stranded | 0.33" | 0.69" | Aluminum | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 2-2/0 | Stranded | 8 | Stranded | 0.44" | 0.88" | Aluminum | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |
| 2-4/0 | Stranded | 6 | Stranded | 0.55" | 1.13" | Aluminum | 600V AC | 190° | UL Listed, CSA Certified | 0000000 | 00000 |