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      Expansion Boards

      (22191 products available)

      Wood Plastic Decorative Sandwich Panel Exterior Wall Metal Insulation Board

      Wood Plastic Decorative Sandwich Panel Exterior Wall Metal Insulation Board

      $6.44 - $9.80
      Min Order: 10 square meters
      verify9 yrsCN
      4.8
      /5
      ·
      26 reviews
      ·
      "professional supplier"
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      Attiny85 Mini Digispark Kickstarter Expansion Board USB Interface Development Board

      Attiny85 Mini Digispark Kickstarter Expansion Board USB Interface Development Board

      $0.30 - $1.60
      Min Order: 10 pieces
      2 yrsCN
      0.0
      /5
      ·
      0 reviews
      ·
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      Pcba Board Control Board Assembly OEM Electronic Pcba Production Service

      Pcba Board Control Board Assembly OEM Electronic Pcba Production Service

      $0.10 - $10.00
      Min Order: 1 piece
      11 yrsCN
      5.0
      /5
      ·
      3 reviews
      ·
      "Fast lead time"
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      Custom Pcb Board Design 2 Layers 4 Layers FR4 Rigid Pcb In Shenzhen Factory

      Custom Pcb Board Design 2 Layers 4 Layers FR4 Rigid Pcb In Shenzhen Factory

      $0.10 - $0.50
      Min Order: 1 piece
      verify3 yrsCN
      5.0
      /5
      ·
      3 reviews
      ·
      "Customer Service"
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      Weighing Scale Motherboards NEW Multilayer PCB Electronic Shenzhen Pcba Custom Printed Circuit Board

      Weighing Scale Motherboards NEW Multilayer PCB Electronic Shenzhen Pcba Custom Printed Circuit Board

      $1.99 - $2.33
      Min Order: 1 piece
      2 yrsCN
      4.9
      /5
      ·
      24 reviews
      ·
      "Fast delivery"
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      Standard RM16LS 16-channel Relay Control Module/Expansion Board Low Level 5V/12V/24V Optional

      Standard RM16LS 16-channel Relay Control Module/Expansion Board Low Level 5V/12V/24V Optional

      $21.70 - $26.80
      Min Order: 10 pieces
      2 yrsCN
      0.0
      /5
      ·
      0 reviews
      ·
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      UNIKEY 4G 3G 2G GSM GPRS GNSS HAT for Raspberry Pi LTE CAT4 SIM7600CE SIM7600A-H SIM7600E-H SIM7600E 4G HAT expansion board

      UNIKEY 4G 3G 2G GSM GPRS GNSS HAT for Raspberry Pi LTE CAT4 SIM7600CE SIM7600A-H SIM7600E-H SIM7600E 4G HAT expansion board

      $36.65 - $68.68
      Min Order: 1 piece
      verify1 yrsCN
      0.0
      /5
      ·
      0 reviews
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      32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

      32CH NPN/PNP Optically Isolated Input & 32CH 300MA NPN Solid State Relay Output RS485 Modbus RTU PLC IO Expansion Board

      $17.00 - $18.80
      Min Order: 10 pieces
      5 yrsCN
      4.8
      /5
      ·
      293 reviews
      ·
      "good service"
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      About products and suppliers

      22191 expansion boards products are offered for sale by suppliers on Alibaba.com, of which electronic modules accounts for 3%, other relays accounts for 1%, and sensor modules, kits accounts for 1%. A wide variety of expansion boards options are available to you,
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