InertiaCharge 200 – BOM & Estimated Cost Breakdown

Category	Subtotal (CAD)
Mechanical & Magnets	$368.00
- Polycarbonate housing	$70.00
- End-caps & handle	$40.00
- SS304 shaft	$45.00
- Magnetic bearings (×2)	$120.00
- NdFeB preload discs (×2)	$18.00
- NdFeB rotor blocks (×8)	$40.00
Stator & Windings	$108.00
- Steel laminations (×4)	$60.00
- Copper wire (×4 coils)	$48.00
Electronics & Control	$132.00
- Custom PCB + parts	$70.00
- MOSFET bridges (×2)	$28.00
- Arduino Nano	$34.00
Sensors	$68.00
- Hall sensors (×4)	$28.00
- Optical encoder	$40.00
Cooling System	$139.00
- Cooling plates (×2)	$28.00
- Micro pump	$20.00
- Micro fans (×2)	$36.00
- Radiator	$35.00
- Tubing & coolant	$20.00
Energy Storage	$204.00
- Li-ion cells (×2)	$140.00
- 2-cell BMS	$28.00
- Cell holders (×2)	$16.00
Power Conversion	$102.00
- DC/DC boost converter	$25.00
- Pure-sine inverter	$65.00
- Outlet & connectors	$12.00
Wiring & Connectors	$68.00
- Silicone wire (5 m)	$30.00
- Connector kits	$12.00
- Heat-shrink & ties	$26.00
Thermals & Consumables	$40.00
- Thermal epoxy	$20.00
- Thermal grease	$12.00
- Tape & sleeving	$8.00
Parts Total	$1,229.00
Assembly & Testing	$150.00
10% Contingency	$137.90
Total Estimated Build	≈ $1,516.90