Stack of two heater controller cards with 12 total channels.
| Bill Of Materials | Qty | Unit | Total | Notes |
| heater controller stack +6ch | 1 | ea | 187.07 | |
| heater controller stack base | 1 | ea | 272.93 | |
| labor assembly/fabrication (min) | 2 | min | 1.84 | |
| screw 4-40 x 5/8 PH SS | 4 | ea | 0.48 | |
| heater controller stack 12 channel | 1 | ea | 462.32 |
| Used on | Qty |
| heater controller 12 channel | 1 |
| Control Section LL6x1+1i+VP | 1 |
| Control Section 6x1 | 1 |
| Control Section LL6x1 | 1 |
| Control Section LL6x1+2ISEL+VP | 1 |