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| Item | Source | Unit cost | Qty | Total | $/Wdc | vs. hist. |
|---|---|---|---|---|---|---|
| Modules | Manual $/W | /W | 518 | $60,088 | $0.290/W | |
| Inverters SE 480v 100kW | Price sheet / override | ea | 2 (HS) | $3,846 | $0.019/W | |
| Synergy units 3 per 100/110/120kW inverter | Price sheet / override | ea | 6 (auto) | $9,232 | $0.045/W | |
| Optimizers (MLPE) C651U RS Compliant | Price sheet / override | ea | 518 (HS) | $28,578 | $0.138/W | |
| Wattch monitoring (101–325kW) | Price sheet | $7,114 | 1 | $7,114 | $0.034/W | |
| Transformer | Manual $ | ea | qty | — | — | |
| DC combiner | Manual $ | ea | qty | $7,400 | — | |
| Freight & storage | Manual $ | ea | qty | $4,200 | — | |
| Equipment subtotal | — | — | ||||
| Item | Source | kW alloc. | Entry | Total | $/Wdc | vs. hist. |
|---|---|---|---|---|---|---|
| Rooftop flat (ballast/attached) | $/W | 0 kW | /W | — | — | |
| Rooftop pitched (rail mount) | $/W | 0 kW | /W | — | — | |
| Canopy | Manual $ | 207 kW | $120,060 | $0.580/W | ||
| Fixed tilt groundmount | $/W | 0 kW | /W | — | — | |
| Tracking groundmount | $/W | 0 kW | /W | — | — | |
| Racking subtotal | $120,060 | $0.580/W | ||||
| Item | Source | Unit cost | Total | $/Wdc | vs. hist. |
|---|---|---|---|---|---|
| Wiring & conduit | $/W | /W | $18,630 | $0.090/W | |
| Switchgear / panels | $/W | /W | $14,490 | $0.070/W | |
| Utility meter | Manual $ | — | |||
| Miscellaneous | Manual $ | $0.000/W | |||
| BOS subtotal | $33,540 | $0.162/W | |||
| Item | Source | Lump sum | Total | $/Wdc |
|---|---|---|---|---|
| Electrical subcontractor | Manual $ | — | — | |
| Crane subcontractor | Manual $ | — | — | |
| External engineering firm | Manual $ | — | — | |
| Other subcontractor | Manual $ | — | — | |
| Subcontractors subtotal | $0 | — | ||
| Item | Source | Unit cost | Quantity | Total | $/Wdc |
|---|---|---|---|---|---|
| Trenching | $125/lf (price sheet) | $125/lf | lf | $15,000 | — |
| Direct boring | Manual $/lf | /lf | lf | $0 | $0.000/W |
| Underground locates | Manual $ | $850 | $0.004/W | ||
| Fence | Manual | /lf | lf | $0 | $0.000/W |
| Civil subcontractor | Manual $ | $0 | $0.000/W | ||
| Civil subtotal | $15,850 | $0.077/W | |||
| Item | Source | Lump sum | Total | $/Wdc |
|---|---|---|---|---|
| 5135 — Structural stamp | Manual $ | $3,500 | — | |
| 5140 — P.Eng stamp | Manual $ | $2,200 | — | |
| 5105 — AHJ plan & permits | Manual $ | $4,500 | — | |
| 5110 — Interconnection application | Manual $ | $2,800 | — | |
| 5299 — AHJ inspection | Manual $ | $1,200 | — | |
| 5115 — Geotechnical / fire / specialty | Manual $ | $0 | $0.000/W | |
| External engineering firm | Manual $ | $0 | $0.000/W | |
| Other | Manual $ | $0 | $0.000/W | |
| Trees & irrigation (remove/replace) | Manual $ | $0 | $0.000/W | |
| Eng & permitting subtotal | $14,200 | $0.069/W | ||
| Item | Source | Rate | Units | Weeks (max —) | Rental cost | Total |
|---|
| Item | Source | Unit price | Qty | Total | $/kWh |
|---|---|---|---|---|---|
| SolArk 60kWh IP55 Outdoor 60kW | Manual $ | 2 | $68,644 | $572/kWh | |
| Extended warranty | Manual $ | 1 | — | — | |
| Battery freight & delivery | Manual $ | — | $1,800 | — | |
| Battery equipment subtotal | $70,444 | $587/kWh | |||
| Item | Source | Lump sum | Total | $/kWh |
|---|---|---|---|---|
| EMS / energy management | Manual $ | — | — | |
| Dedicated BESS inverter | Manual $ | — | — | |
| Monitoring integration | Manual $ | — | — | |
| EMS & inverter subtotal | $0 | — | ||
| Item | Source | Lump sum | Total | $/kWh |
|---|---|---|---|---|
| Electrical BOS / wiring | Manual $ | $4,500 | $38/kWh | |
| Transformer | Manual $ | — | — | |
| New service drop | Manual $ | — | — | |
| Concrete pad / civil | Manual $ | $2,800 | $23/kWh | |
| Commissioning | Manual $ | $3,500 | $29/kWh | |
| Installation labor | Manual $ | $3,200 | $27/kWh | |
| Spare parts / warranty kit | Manual $ | — | — | |
| BOS & install subtotal | $14,000 | $117/kWh | ||
| Position | Qty | Hourly rate | Fringe | Bonus | Weekly/person | Weeks | Total |
|---|---|---|---|---|---|---|---|
| Foreman | 1 | $48.50 DB | 35% | 27.5% | $4,214 | 8 | $33,710 |
| Lead | 1 | $41.20 DB | 35% | 27.5% | $3,579 | 8 | $28,634 |
| PV3 | 3 | $38.60 DB | 35% | 27.5% | $3,354 | 8 | $80,490 |
| PV2 | 2 | $33.40 DB | 35% | 27.5% | $2,902 | 8 | $46,430 |
| Temp Electrician | 2 | $32.00 | 35% | 27.5% | $2,781 | 8 | $44,494 |
| Labor subtotal (before contingency) | $189,264 | ||||||