text.skipToContent text.skipToNavigation

Manufacturer Part #


2.402 to 2.480 GHz 3.3 V 0 - 39 Channel Bluetooth 4.1 Low Energy Module

Mfr. Name: Microchip
Standard Pkg:
Product Variant Information section
Date Code: 2024
Product Specification Section
Technical Attributes
Attributes Table
Data Rate: 1Mbps
Range: 100m
Certified: Yes
Features & Applications

The RN4020 is a Bluetooth® Smart module for designers who want to easily add low-power regulatory approved wireless capability to their products. As with Microchip’s other “RN” Bluetooth modules, the RN4020 provides a turnkey solution with a complete software stack, and RF components on board.

The RN4020 includes an onboard antenna and is interfaced and configured via a simple ASCII command interface over UART.


   • Fully-certified Bluetooth Ver.4.1 Module
   • On-board embedded Bluetooth low energy Stack
   • Simple ASCII command interface over UART
   • Multiple IOs for control and status
   • Secure AES128 encryption
   • GAP,GATT,SM, L2CAP and integrated public profiles
   • Create custom services using command API
   • Low Power Modes
   • 7 dBm transit power for 100m+ range
   • Certifications: FCC, IC, CE, QDID


  • Wireless pulse sensors
  • Proximity sensor applications
  • Clinical applications
  • Consumer appliances/home automation
  • Smart watches/activity trackers
  • Mobile device accessories
  • Industrial Control
Pricing Section
Minimum Order:
Multiple Of:
Factory Stock:Factory Stock:
Factory Lead Time:
12 Weeks
tariff icon
Tariff charges may apply if shipping to the United States. An estimate of tariff charges will be calculated at checkout.
Web Price
Product Variant Information section