> Parts & Components

Parts & Components

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  4-40 x 1/2" Machine Screws (10pk)

  This is a pack of 10 4-40 x 1/2 inch long machine screws.

  
  

  $2.49
  ✅ Ships 06/19/2025
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  SDRamps: 3D Printer SD Card Module

  Ever wanted to run your RepRap 3D Printer from an SD card? This RAMPS add on module enables you to print from a microSD card. With RAMPS 1.4 and higher it's easily connected to the RAMPS board. Reprap compatible.

  
  

  $5.99
  ✅ Ships 06/19/2025
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  ESP8266 Serial Wifi Transceiver...

  Easily add Wifi to your projects with this ESP8266 Serial Wifi Module. Works with Arduino & Raspberry Pi.

  
  

  $6.95
  ✅ Ships 06/19/2025
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  1W Resistor 10 Pack

  These 1W resistors can handle up to 1 Watt of power through them for high power applications. Many values to choose from between 0.33 Ohms and 4.7M Ohms.

  
  

  $2.49
  ✅ Ships 06/19/2025
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  Dual Car Charger USB - 5V 2A

  Power your 5V 2A devices on the go using this Dual USB Car Charger. A beefy 2 Amps of power that can power your Raspberry Pi or other high power devices while on the go.

  
  

  $3.90
  ✅ Ships 06/19/2025
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  Metal Wire Coils (for Solderless...

  Use these Metal Coils to make solderless contacts easily. Stretch the coil, insert your wires and compress for quick wire contacts.

  
  

  $1.99
  ✅ Ships 06/19/2025
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  USB RFID Reader 125kHz

  Plug this RFID reader into your computer's USB port to read RFID keyless entry cards and make your own security systems.

  
  

  $34.90
  ✅ Ships 06/19/2025
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  RFID Key Cards (3 pack): 125kHz

  Pack of 3 RFID Key Cards for Keyless Radio Frequency ID systems.

  
  

  $4.99
  ✅ Ships 06/19/2025
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  Panel Mount DC Jack: 5.5x2.1mm

  This is a Panel Mount 5.5x2.1mm DC Jack. Easily add power to your projects with this DC Jack. 3 Pins: 2 ground, 1 power.

  
  

  $1.75
  ✅ Ships 06/19/2025
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  5V 1A Wall Power Adapter 5.5 x...

  This 5V 1 Amp Wall Power Adapter supplies 5 Volts of power when plugged into a wall outlet.

  
  

  $6.99
  ✅ Ships 06/19/2025
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  Infrared Phototransistor

  Detect Infrared Light with these 5mm IR Phototransistors!

  
  

  $0.99
  ✅ Ships 06/19/2025
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  Single Polyester Film Capacitor...

  A single polyester film capacitor with available values from 470nF to 470uF.

  
  

  $0.99
  ✅ Ships 06/19/2025