| Part Number | GDBAP451Z | GDBAP421Z |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Category | Terminal Blocks - Power Distribution | Terminal Blocks - Power Distribution |
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| Product Status | Active | Active |
| Type | Power Distribution Block | Power Distribution Block |
| Number of Poles | 1 | 1 |
| Line Side Connections Per Pole | 1 | 1 |
| Load Side Connections Per Pole | 4 | 1 |
| Line Side Connection Type | Screw Connection | Screw Connection |
| Load Side Connection Type | Screw Connection | Screw Connection |
| Line Side Wire/Stud Size | 3/0 - #8CU/AL | 3/0 - #8CU/AL |
| Load Side Wire/Stud Size | 2 - #8CU/AL; 8 - #14CU/AL | 3/0 - #8CU/AL |
| Voltage - Rated | 600 V | 600 V |
| Current Rating (Amps) | 200 A | 200 A |