Stack of three switchbank controller card with 24 total channels.
| Bill Of Materials | Qty | Unit | Total | Notes |
| labor assembly/fabrication (min) | 3 | min | 2.76 | |
| screw 4-40 x 15/16 PH SS | 4 | ea | 5.04 | |
| switchbank stack +8ch | 2 | ea | 145.70 | |
| switchbank stack base | 1 | ea | 172.37 | |
| switchbank stack 24 channel | 1 | ea | 325.87 |
| Used on | Qty |