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24 cheapest module on AliExpress

We picked 24 module from AliExpress with real orders and good reviews. Prices go from $0.53 to $1.99, the average rating is 4.9 stars and the most popular one has 10k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 1XRY DC 5V 12V 24V 1Channel Relay Module Board Shield with Optocoupler / High and Low Level-40%XRY DC 5V 12V 24V 1Channel Relay Module Board Shield with Optocoupler / High and Low Level$0.53 $0.88★ 4.9 · 3k soldView on AliExpress →
  2. 2RFID module RC522 mini Kits S50 13.56 Mhz 6cm With Tags SPI Write & Read for arduino uno 2-8%RFID module RC522 mini Kits S50 13.56 Mhz 6cm With Tags SPI Write & Read for arduino uno 2560$0.81 $0.88★ 4.7 · 885 soldView on AliExpress →
  3. 3W25Q16 W25Q32 W25Q64 W25Q80 W25Q128 large capacity FLASH storage module SPI interface BV FW25Q16 W25Q32 W25Q64 W25Q80 W25Q128 large capacity FLASH storage module SPI interface BV FV STM32 code for$0.88★ 5.0 · 23 soldView on AliExpress →
  4. 4DS3231 AT24C32 IIC Module DS1302 RTC I2C Precision Clock Module DS1307 Memory module mini-7%DS3231 AT24C32 IIC Module DS1302 RTC I2C Precision Clock Module DS1307 Memory module mini$1.02 $1.10★ 4.9 · 3k soldView on AliExpress →
  5. 5Zigbee 1 2 4 Gang Switch Relay Module Dc 12v 24v 220v Dry Contact 4CH Din Rail Controller -72%Zigbee 1 2 4 Gang Switch Relay Module Dc 12v 24v 220v Dry Contact 4CH Din Rail Controller Works with Tuya Alex$1.14 $4.07★ 4.8 · 53 soldView on AliExpress →
  6. 6MAX98357A I2S 3W Class D Audio Amplifier Module DAC Decoder Filterless Plug and Play for E-68%MAX98357A I2S 3W Class D Audio Amplifier Module DAC Decoder Filterless Plug and Play for E$1.15 $3.59★ 4.9 · 3k soldView on AliExpress →
  7. 7Micro SD TF SD MINI SD Card Reader Module 3.3V 5V SPI Interface with Level Shifter for Ard-65%Micro SD TF SD MINI SD Card Reader Module 3.3V 5V SPI Interface with Level Shifter for Ard$1.15 $3.31★ 4.9 · 2k soldView on AliExpress →
  8. 83.3V/5V MB102 Breadboard Power Module+MB-102 830 Points Prototype Bread Board for Arduino 3.3V/5V MB102 Breadboard Power Module+MB-102 830 Points Prototype Bread Board for Arduino Kit +65 Jumper$1.23★ 4.8 · 174 soldView on AliExpress →
  9. 91pcs SD Card Module Reading and Writing Module Smart Electronics Slot Socket Reader ARM MC-25%1pcs SD Card Module Reading and Writing Module Smart Electronics Slot Socket Reader ARM MCU for arduino DIY$1.23 $1.64★ 5.0 · 13 soldView on AliExpress →
  10. 10KY-005 3pin Infrared Emission Sensor Module for arduino Diy Starter Kit KY005KY-005 3pin Infrared Emission Sensor Module for arduino Diy Starter Kit KY005$1.35★ 5.0 · 13 soldView on AliExpress →
  11. 113.3V/5V MB102 Breadboard power module+MB-102 830 points Prototype Bread board for arduino -62%3.3V/5V MB102 Breadboard power module+MB-102 830 points Prototype Bread board for arduino kit +65 jumper$1.36 $3.56★ 4.9 · 4.8k soldView on AliExpress →
  12. 120-24V Top Mosfet Button IRF520 MOS Driver Module For Arduino MCU ARM Raspberry pi-55%0-24V Top Mosfet Button IRF520 MOS Driver Module For Arduino MCU ARM Raspberry pi$1.39 $3.09★ 4.9 · 3k soldView on AliExpress →
  13. 13DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low-54%DC 5V 12V 24V 1 2 4 6 8 Channel Relay Module Board Shield with Optocoupler / High and Low$1.45 $3.15★ 4.9 · 10k soldView on AliExpress →
  14. 146PCS/lot 12X12MM Big key module Big button module Light touch switch module with hat High -67%6PCS/lot 12X12MM Big key module Big button module Light touch switch module with hat High level output for$1.58 $4.75★ 4.8 · 34 soldView on AliExpress →
  15. 151-10pcs/Smart 3pin KY-015 DHT-11 DHT11 Digital Temperature And Relative Humidity Sensor Mo1-10pcs/Smart 3pin KY-015 DHT-11 DHT11 Digital Temperature And Relative Humidity Sensor Module + PCB For$1.59★ 4.9 · 33 soldView on AliExpress →
  16. 161LOT Infrared IR Wireless Remote Control Module Kits DIY Kit HX1838 For Arduino Raspberry 1LOT Infrared IR Wireless Remote Control Module Kits DIY Kit HX1838 For Arduino Raspberry Pi$1.59★ 5.0 · 15 soldView on AliExpress →
  17. 171-20Pcs Type-C/Micro/Mini USB 5V 1A 18650 Tp4056 Lithium Battery Charger Module Charging B-50%1-20Pcs Type-C/Micro/Mini USB 5V 1A 18650 Tp4056 Lithium Battery Charger Module Charging Board with Protection$1.60 $3.20★ 4.8 · 985 soldView on AliExpress →
  18. 1810/1pcs MAX98357 I2S 3W Class D Amplifier Breakout Interface Dac Decoder Module Filterless10/1pcs MAX98357 I2S 3W Class D Amplifier Breakout Interface Dac Decoder Module Filterless Audio Board For$1.61★ 5.0 · 38 soldView on AliExpress →
  19. 19CH340C USB ESP8266 ESP-01 ESP01S Prog WIFI Downloader Module Developent Board for Arduino CH340C USB ESP8266 ESP-01 ESP01S Prog WIFI Downloader Module Developent Board for Arduino Programmer Adapter$1.64★ 4.7 · 533 soldView on AliExpress →
  20. 201PC Mini Solar Panel 5V 30mA 50mA 60mA 200mA 230mA Solar Cell Module Solar Panel Charger1PC Mini Solar Panel 5V 30mA 50mA 60mA 200mA 230mA Solar Cell Module Solar Panel Charger$1.70★ 4.8 · 500 soldView on AliExpress →
  21. 2116 Music Sound Box BOX-16 Board 16-Tone Electronic Module DIY Kit Parts Components Solderi-16%16 Music Sound Box BOX-16 Board 16-Tone Electronic Module DIY Kit Parts Components Solderi$1.78 $2.13★ 4.6 · 3k soldView on AliExpress →
  22. 221-10pcs HC-SR501 Adjust IR Pyroelectric Infrared PIR Motion Sensor Detector Module For Ard-57%1-10pcs HC-SR501 Adjust IR Pyroelectric Infrared PIR Motion Sensor Detector Module For Ard$1.78 $4.10★ 4.9 · 5k soldView on AliExpress →
  23. 231 2 4 6 8 Channel DC 5V 12V Relay Module with Optocoupler Low Level Trigger 1 Way Expansio-67%1 2 4 6 8 Channel DC 5V 12V Relay Module with Optocoupler Low Level Trigger 1 Way Expansion Board For Arduino$1.89 $5.74★ 4.9 · 484 soldView on AliExpress →
  24. 24Interface I2S PCM5102A DAC Decoder GY-PCM5102 I2S Player Module For Raspberry Pi pHAT Form-79%Interface I2S PCM5102A DAC Decoder GY-PCM5102 I2S Player Module For Raspberry Pi pHAT Form$1.99 $9.35★ 4.9 · 5k soldView on AliExpress →

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