What is everything made of?

Pick a product. See its bill of materials. Click any component to open its BOM, and keep going — recursively, all the way down to the bolt. 100 products and 4,700 items in the graph so far; sub-assemblies are shared, so the same bearing or cell shows up everywhere it's used.

Start here Electric Car 3,526 parts, fully exploded →

Automobiles

Electric Car A battery-electric passenger vehicle on a skateboard platform. 3,526 parts · 8 subsystems

Ambulance A van-chassis Type II emergency medical vehicle. 793 parts · 2 subsystems

City Bus A low-floor diesel transit bus. 1,047 parts · 17 subsystems

Forklift An electric counterbalance warehouse forklift. 369 parts · 10 subsystems

Gasoline Car A petrol internal-combustion passenger car. 1,190 parts · 9 subsystems

Go-Kart A single-seat petrol recreational go-kart. 54 parts · 11 subsystems

Pickup Truck A body-on-frame light pickup truck with 4WD and a V8. 1,552 parts · 18 subsystems

Semi-Truck A heavy-duty Class 8 diesel tractor unit with sleeper cab. 814 parts · 14 subsystems

Two-Wheelers & Mobility

Electric Scooter Standing kick-scooter with a hub motor. 245 parts · 8 subsystems

Bicycle A road/hybrid bicycle. 94 parts · 7 subsystems

E-Bike A pedal-assist electric bicycle with a mid-drive motor and down-tube battery. 234 parts · 12 subsystems

Electric Skateboard A belt-driven dual-motor electric longboard. 215 parts · 8 subsystems

Moped A small-displacement scooter-style moped (50-125cc, CVT automatic). 114 parts · 12 subsystems

Motorcycle A standard internal-combustion motorcycle. 287 parts · 19 subsystems

Powered Wheelchair A motorized rear-wheel-drive electric wheelchair. 150 parts · 13 subsystems

Aerospace & Drones

Quadcopter Drone A camera quadcopter UAV. 244 parts · 7 subsystems

Commercial Airliner A narrow-body twin-engine jet airliner. 4,977 parts · 11 subsystems

CubeSat A 3U nanosatellite for low-Earth-orbit imaging missions. 158 parts · 9 subsystems

Fixed-Wing UAV A fixed-wing electric unmanned surveillance aircraft. 308 parts · 10 subsystems

Helicopter A single-main-rotor light turbine helicopter with a turboshaft engine, main and tail rotor systems, and a glass cockpit. 218 parts · 10 subsystems

Sounding Rocket A single-stage suborbital research rocket for upper-atmosphere science. 344 parts · 7 subsystems

Turbofan Jet Engine A high-bypass turbofan aircraft engine. 1,936 parts · 12 subsystems

Marine

Composite Kayak A touring sea kayak with fiberglass/kevlar hull and rudder. 62 parts · 11 subsystems

Container Crane A ship-to-shore (STS) gantry crane for loading and unloading containers at a port terminal. 692 parts · 8 subsystems

Jet Ski A stand/sit personal watercraft propelled by a jet pump. 103 parts · 8 subsystems

Outboard Boat Motor A 4-stroke outboard marine engine with powerhead, midsection, lower unit, and integrated tilt/trim. 164 parts · 8 subsystems

Sailboat A cruising sloop sailboat with auxiliary electric saildrive. 275 parts · 11 subsystems

Submarine ROV A remotely operated underwater vehicle for inspection and light intervention. 436 parts · 8 subsystems

Machinery & Industrial

CNC Milling Machine 3-axis vertical machining center. 400 parts · 8 subsystems

Air Compressor An oil-injected rotary screw air compressor package. 97 parts · 11 subsystems

CNC Lathe A 2-axis CNC turning center. 511 parts · 13 subsystems

Belt Conveyor System A powered belt conveyor with gearmotor drive, VFD control, take-up tensioner and safety guarding. 375 parts · 14 subsystems

Hydraulic Press An H-frame hydraulic press for forming, stamping and pressing operations. 242 parts · 9 subsystems

Industrial 3D Printer An industrial FDM/FFF additive manufacturing machine with a heated build chamber. 218 parts · 9 subsystems

Injection Molding Machine A horizontal hydraulic thermoplastic injection molding machine with toggle clamp. 292 parts · 8 subsystems

Fiber Laser Cutter Industrial 6kW fiber laser cutting machine with welded steel frame, gantry motion, fiber laser source, capacitive cutting head, assist-gas and fume systems, water chiller, and an interlocked laser-safe enclosure. 344 parts · 11 subsystems

Packaging & Filling Line An inline rotary bottle filling and end-of-line packaging line. 1,443 parts · 12 subsystems

Robotics & Automation

AGV Mobile Robot An autonomous mobile robot with differential drive, LiDAR navigation, and a lift top module. 383 parts · 14 subsystems

Delta Pick-and-Place Robot A 3-arm parallel-kinematic delta robot for high-speed pick-and-place with a vision system and controller cabinet. 579 parts · 12 subsystems

Humanoid Robot A bipedal general-purpose humanoid with electric joint actuators, vision/perception, and on-board AI compute. 3,158 parts · 8 subsystems

6-Axis Industrial Robot Arm A 6-degree-of-freedom articulated robot for welding, handling, and assembly. 814 parts · 8 subsystems

Robotic Vacuum A LiDAR-navigated robot vacuum with mopping, self-empty dock, and app control. 244 parts · 13 subsystems

SCARA Robot A 4-axis selective-compliance assembly robot arm with controller cabinet. 519 parts · 9 subsystems

Welding Robot Cell A fully fenced robotic MIG/MAG arc-welding work cell. 999 parts · 9 subsystems

Power & Energy

DC Fast Charger A 150 kW CCS DC fast charger for EV public charging, with liquid-cooled power modules and a cooled charging cable. 1,097 parts · 10 subsystems

Diesel Generator A skid-mounted diesel genset: turbocharged engine driving a brushless alternator inside a sound-attenuated canopy. 147 parts · 9 subsystems

Distribution Transformer An oil-immersed pole/pad-mount distribution transformer that steps medium-voltage down to utilization voltage. 117 parts · 9 subsystems

Gas Turbine Heavy-duty industrial gas turbine generator set: air inlet, axial compressor, combustion system, turbine section, generator, gearbox, auxiliary skids and controls. 2,089 parts · 13 subsystems

Home Battery Storage A 10 kWh wall-mounted residential LFP battery with an integrated hybrid solar inverter. 292 parts · 11 subsystems

Solar Inverter A transformerless three-phase string PV inverter: dual-MPPT DC input, boost stage, DC-link, IGBT inverter bridge, AC output filter and grid-tie controls in an IP65 enclosure. 270 parts · 12 subsystems

Wind Turbine A utility-scale horizontal-axis wind turbine: tubular steel tower on a foundation anchor, nacelle housing the drivetrain and generator, and a three-bladed pitch-controlled rotor. 859 parts · 7 subsystems

Home Appliances

Washing Machine A front-loading washer. 185 parts · 7 subsystems

Air Conditioner A split inverter air conditioner: outdoor condensing unit + indoor evaporator unit, R32 refrigerant. 117 parts · 5 subsystems

Clothes Dryer A heat-pump condenser tumble dryer that recirculates and reheats air through a refrigerant loop. 240 parts · 10 subsystems

Dishwasher A built-in (under-counter) dishwasher with a stainless tub and condensation drying. 146 parts · 9 subsystems

Electric Water Heater A tank-type residential electric water heater with two immersion elements, glass-lined steel tank, and a smart control board. 43 parts · 9 subsystems

Espresso Machine A fully automatic bean-to-cup espresso machine: integrated conical burr grinder, thermoblock boiler, motorised brew group, milk frother and a touch-display control board. 120 parts · 10 subsystems

Microwave Oven A countertop microwave oven with grill, turntable and a magnetron-driven cooking cavity. 54 parts · 12 subsystems

Range / Oven A freestanding electric induction range with a glass cooktop, convection oven, and self-clean. 125 parts · 14 subsystems

Refrigerator A frost-free top-freezer fridge-freezer with auto-defrost and ice/water dispenser. 95 parts · 9 subsystems

Vacuum Cleaner Cordless stick vacuum: a high-speed brushless motor pulls air through a multi-cyclone separator and HEPA filtration, driven by an 18650 battery pack and a removable powered cleaner head. 95 parts · 6 subsystems

Consumer Electronics

Bluetooth Speaker A portable IP67 waterproof Bluetooth speaker with stereo full-range drivers, passive radiators, RGB lighting, and USB-C charging. 196 parts · 11 subsystems

Desktop PC A gaming desktop tower: steel/tempered-glass case, ATX motherboard, discrete GPU, AIO liquid CPU cooler, and a modular power supply. 146 parts · 14 subsystems

Game Console A home game console with a custom APU mainboard, vapor-chamber cooling, optical disc drive, and a wireless controller. 114 parts · 10 subsystems

Laptop A thin-and-light aluminium notebook with a soldered SoC, OLED display, and dual-fan vapour-cooled mainboard. 157 parts · 13 subsystems

LED Television A 55-inch 4K LED-backlit LCD smart television. 737 parts · 12 subsystems

Mirrorless Camera A full-frame mirrorless camera body with weather sealing, in-body stabilisation, and a kit zoom lens. 503 parts · 16 subsystems

Smartphone A 5G flagship smartphone: OLED display, triple rear camera, glass-and-aluminium unibody. 673 parts · 19 subsystems

Smartwatch A cellular smartwatch with health sensors, OLED touchscreen, and wireless charging. 269 parts · 13 subsystems

Tablet 11-inch aluminium-unibody tablet with laminated touchscreen, SoC mainboard, and magnetic keyboard/pencil connector. 61 parts · 13 subsystems

Wireless Earbuds True-wireless ANC earbuds with a charging case. 200 parts · 3 subsystems

Power & Hand Tools

Angle Grinder A corded brushless angle grinder with a spiral-bevel head and adjustable guard. 65 parts · 10 subsystems

Chainsaw A petrol 2-stroke chainsaw: single-cylinder air-cooled engine driving a saw chain around a guide bar through a centrifugal clutch. 66 parts · 8 subsystems

Circular Saw A cordless brushless circular saw for crosscutting and ripping lumber and sheet goods. 87 parts · 12 subsystems

Cordless Drill A 18 V brushless cordless drill/driver with a removable battery pack. 104 parts · 12 subsystems

Pneumatic Nail Gun A pneumatic framing nailer driving collated nails from compressed air. 28 parts · 10 subsystems

Pressure Washer An electric pressure washer with an axial cam pump, auto start-stop, and a spray gun kit. 107 parts · 10 subsystems

HVAC & Plumbing

Ceiling Fan A DC brushless ceiling fan: BLDC motor, five blades, integrated LED light kit, and RF remote control. 104 parts · 8 subsystems

Centrifugal Pump A close-coupled end-suction centrifugal pump for water circulation and pressure boosting. 66 parts · 10 subsystems

Gas Furnace A high-efficiency two-stage condensing gas furnace (~96% AFUE) with an ECM circulating blower and integrated furnace control. 308 parts · 10 subsystems

Heat Pump Air-source heat pump: outdoor unit plus indoor air handler, reversible for heating and cooling. 117 parts · 6 subsystems

RO Water Filtration System An under-sink reverse-osmosis drinking-water system with multi-stage filtration, booster pump, pressurized storage tank, dispensing faucet, and a leak-protected electronic controller. 81 parts · 8 subsystems

Tankless Water Heater A wall-mounted condensing gas tankless (on-demand) water heater with primary + secondary heat exchangers, a modulating gas burner, and a microprocessor control board. 59 parts · 11 subsystems

Medical Devices

Hemodialysis Machine A bedside hemodialysis machine: pumps blood through a dialyzer while a balanced dialysate circuit removes waste and fluid. 554 parts · 7 subsystems

Infusion Pump Volumetric peristaltic infusion pump for controlled IV fluid delivery. 341 parts · 10 subsystems

MRI Scanner A whole-body superconducting MRI system (1.5T/3T). 207 parts · 12 subsystems

Patient Monitor A multiparameter bedside monitor displaying ECG, SpO2, NIBP, temperature, respiration, IBP, and capnography with audible/visual alarms. 1,030 parts · 17 subsystems

Surgical Robot A da Vinci-style teleoperated surgical system: patient cart with robotic arms, surgeon console, and vision cart. 2,740 parts · 3 subsystems

Medical Ventilator An ICU critical-care ventilator delivering pressure/volume-controlled breaths with O2 blending, monitoring, and alarms. 612 parts · 10 subsystems

Agriculture & Construction

Backhoe Loader A wheeled tractor with a front loader bucket and a rear digging backhoe. 278 parts · 11 subsystems

Combine Harvester A self-propelled grain combine that cuts, threshes, separates, and cleans crop in one pass. 203 parts · 14 subsystems

Concrete Mixer Truck A truck-mounted transit mixer: a heavy diesel chassis carrying a hydraulically driven rotating drum that keeps ready-mix concrete agitated in transit. 286 parts · 2 subsystems

Agricultural Drone Sprayer A large octocopter UAV for precision aerial crop spraying. 751 parts · 10 subsystems

Excavator A hydraulic crawler excavator: diesel-powered, hydrostatic, with boom-arm-bucket work equipment on a tracked undercarriage. 639 parts · 7 subsystems

Agricultural Tractor A 4WD utility tractor for farm work: turbo-diesel power, powershift transmission, three-point hydraulics, and rear PTO. 306 parts · 15 subsystems

Furniture & Durables

Electric Guitar A solid-body electric guitar with three single-coil pickups and a tremolo bridge. 133 parts · 6 subsystems

Ergonomic Office Chair A high-back ergonomic task chair with a synchro-tilt mechanism, pneumatic height adjustment, mesh backrest, and 4D armrests. 48 parts · 8 subsystems

Sewing Machine A computerized household sewing machine: a stepper-driven needle bar and rotary hook form lockstitches under microcontroller control. 75 parts · 15 subsystems

Motorized Standing Desk An electric height-adjustable desk: a laminate tabletop on two telescoping motorized legs driven from a control box, with a handset, anti-collision sensing, and cable management. 110 parts · 9 subsystems

Treadmill A motorized folding treadmill with a cushioned running deck, motor-driven incline, and a touchscreen console. 122 parts · 11 subsystems