JLCPCB Assembly Parts Library & Component Sourcing

Basic Parts: Resistors; Capacitors; Optocouplers & LEDs & Infrared; Optocoupler/LED/Digital Tube/Photoelectric Device; Diodes; Triode/MOS Tube/Transistor; IoT/Communication Modules; Crystal Oscillator/Oscillator/Resonator; Inductors/Coils/Transformers; Sensors; Communication Interface Chip/UART/485/232; Power Supply Chip; Connectors

For PCBA Only

All parts ordered at JLCPCB are for PCB assembly orders only. Pickup service is not supported.

Pre-order Parts

Ordering parts before placing PCBA orders, no worries about last-minute part shortages.

No Inventory Cost

Building private parts library for PCB assembly is free. There is no inventory cost or labor fee.

How It Works

Pre-order the required components in advance to ensure sufficient components are ready anytime.

Place a PCBA order with confidence at any time when your design is ready

JLCPCB helps you produce and assemble PCB boards as fast as 3 days.

Services & Tools

350k+ in-stock JLCPCB components are ready to be used for your projects.

Help you source parts fast from quality-assured suppliers. Set you free from supply chain problems.

Check the status of the parts ordered in Parts Order history.