SiPy Twin Pack


With Sigfox, Wifi and BLE, the SiPy is a triple bearer MicroPython enabled micro controller that enables flexible connectivity to Sigfox networks around the world. Here’s the five pack that enables you to get started for real on the Sigfox networks. This enterprise grade IoT platform features the powerful Espressif ESP32 chipset, the SiPy offers a perfect combination of power, friendliness and flexibility.


Product Description

PLEASE NOTE: Sigfox Certification (Network access) started and completion expected by end January 2017

Webshop Bundle: The SiPy Twins enables you to begin your Sigfox development with one easy, super fast and enterprise grade IoT development platform. Featuring Sigfox, WiFi and BLE the SiPy has a powerful Espressif ESP32 chip and oodles of other great features.

The twin bundle includes:

  • 2 SiPy modules
  • 1 Expansion Board
  • 2 Sigfox Antenna kits

Compatible with Pymakr IDE.

SiPy Specifications

  • Inexpensive, small and breadboard friendly
  • Ultra low power (850uA with the WiFi connection active)
  • Lots of GPIOs, interfaces and peripherals
  • Powerful CPU, BLE and state of the art WiFi radio
  • LoPy Size: 55mm x 20mm x 3.5mm (without headers)
  • Hardware floating point acceleration
  • Python multi-threading

Check out the SiPy 1.0 specification sheet for complete product details. Or click here for the specification sheet in Mandarin.

NOTE: Using the Sigfox radio without the external antenna can lead to damage of the device and is therefore not recommended.

Expansion Board Specifications:

  • USB and LiPo battery powered
  • FT234XD USB to serial converter
  • LiPo battery charger (BQ24040 ), with options for 2 different charging currents (100mA and 450mA)
  • TPS2115A with reverse voltage protection
  • MicroSD card slot
  • 2 female headers to easily plug in the WiPy and 2 extra female headers on the sides
  • JST style battery connector
  • Power LED and charge status LED
  • 1 user LED and 1 user switch
  • 2 breadboard areas on the sides that can be broken away if desired
  • Expansion Board Size: 65mm x 50 mm x 12mm

Download the expansion board specification sheet. Or click here to see it in Mandarin.

Sigfox Antenna Kit

  • External antenna.
  • RF Cable Assemblies RP-SMA (Female) JK-IPEX MHF U.FL 1.13 100MM
  • RP-SMA (Male) Tilt Swivel 1/2 Wave Whip antenna


PLEASE NOTE: The Espressif ESP32 firmware on Pycom modules is continuously evolving and buyers are reminded that regular firmware updates will be made available.

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Additional Information

Weight .270 kg

Sigfox, WiFi, BLE
Use with Pycom Expansion Board and Sigfox Antenna Kit
Compatible with Pymakr IDE

Expansion Board

USB and LiPo battery powered
FT234XD USB to serial converter
LiPo battery charger
MicroSD card slot
2 female headers
Size: 65mm x 50 mm x 12mm

Sigfox Antenna Kit

External antenna
RF Cable Assemblies SMA(F) JK-IPEX MHF U.FL 1.13 100MM
SMA Tilt Swivel 1/2 Wave Whip antenna

SiPy Firmware version