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RadioMaster RP3-H ExpressLRS ELRS 2.4GHz Nano Receiver

(1 customer review)

£19.99 Inc. VAT

In stock|Next shipping: 16/03/2026

Firmware Flashing Service

If you would like this ELRS product re-flashing with a different firmware to factory stock (EU LBT) then we can do this for an additional fee. Please note this service adds a 1 day lead-time.

(+£1.99)

Frequently Bought Together

Discontinued: RadioMaster NEXUS Helicopter Flight Controller Flybarless (FBL) Control Unit

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Description

RP3 H 01

Designed specifically for use with our Nexus Helicopter Flybarless control unit and compatible with all CRSF/S.BUS enabled flight controllers the RP3-H ExpressLRS receiver comes with a built-in TCXO and an integrated housing design that makes the receiver tougher and ready to mount in modern helicopter frames. With the RP3-H receiver, you can get reliable, stable, and accurate signal reception, which enhances your flight experience and allows for superior performance even in demanding environments.

The RP3-H receiver uses the Skyworks SKY66112 power amplifier to increase telemetry performance, the PA provides up to 100mw of telemetry power, and antenna switching for antenna diversity. It is developed around the ESP8285 MCU and SX1281IMLTRT RF Chip, offering Lora and FLRC 2.4GHz RF links that provide incredible range and low latency. With Wifi built-in, firmware updates can be done on your craft without the need to remove the receiver.

The receiver has connectors for easy connection without soldering.  It also includes a battery voltage sensor in the 4-35V range.

Firmware Options: LBT & FCC – please select as required.

RP3 H RXFeatures

  • Perfect for helicopters and any application that needs a rugged cased serial receiver
  • Plug’n’play solder free RP3-H ExpressLRS receivers compatible with NEXUS Heli flight controller
  • Optimized PCB design for better heat dissipation
  • LNA for better receiver range
  • PA for better telemetry range
  • Antenna Diversity for improved signal stability and range
  • Built-in a TCXO (temperature compensated crystal oscillator)
  • Automatically detects voltage telemetry of external battery voltage or receiver battery/ESC BEC voltage
  • Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS
RP3 H 02RP3 H 03RP3 H 04RP3 H 05RP3 H 06RP3 H 07
RP3 H Package
Specification
  • Item: RP3-H ExpressLRS 2.4GHz Nano Receiver
  • Type: ISM
  • MCU: ESP8285
  • RF Chip: SX1281
  • Telemetry RF power: Max 100mW
  • Antenna: 150mm 2.4GHz Antenna x2
  • Frequency Range: 2.404 – 2.479 GHz
  • Maximum receive refresh rate: 500Hz / F1000Hz
  • Minimum receiver refresh rate: 25Hz
  • Working voltage: DC 4.5 – 8.4V
  • Battery voltage detection range: DC 4.0 – 35V
  • Weight: 5.1g (Including two antenna)
  • Dimension: 28mm*24mm*8mm
  • Firmware Version: ExpressLRS v3.3.1 pre-installed
  • FW Target: RadioMaster RP3-H Diversity 2400 RX
  • Bus interface: CRSF/S.Bus

Included:

  • 1 x RP3-H ExpressLRS 2.4GHz Nano Receiver
  • 2 x 150mm IPX1 2.4GHz T Antenna (installed)
  • 1 x JST-GH CRSF 4 wire Pigtail
  • 1 x JST-GH 4 wire to JST-GH CRSF cable
  • 1 x JST-GH 4 wire to single Servo pin (single dupont connectors)
  • 1 x Voltage telemetry wire
  • 1 x Quick start guide
Downloads
Manual (pdf, 754KB)
Q&A

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1 review for RadioMaster RP3-H ExpressLRS ELRS 2.4GHz Nano Receiver

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  1. Verified owner turbine (verified owner)

    So easy to connect to the nexus f7 and set up

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Shipping

SHIPPING & DELIVERY

We are based in the UK and ship to most destinations worldwide.

We dispatch orders during the times shown on our Dispatch Schedule. Orders placed before the daily dispatch cutoff will ship the same day (subject to stock availability). Orders placed after the cutoff will ship on the next scheduled dispatch day.

A confirmation email is sent once your order has been packed. If you need to amend your order, please contact us as soon as possible — once shipped, we’re unable to make changes.

We work with trusted delivery partners including Royal Mail, DHL, UPS, Fedex and Parcelforce. If you have a delivery requirement or would like to arrange collection, please get in touch.

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Shipping to the UK

  • Order before the daily dispatch cutoff for same day dispatch.
  • FREE delivery available on qualifying orders over £99 (under 1kg).

For small, low-value orders, Royal Mail First Class is our most economical option. Royal Mail Tracked 24 is the most popular choice, offering full tracking and flexible delivery options. For guaranteed next working day delivery, we recommend Royal Mail Special Delivery.

Royal Mail delivers to residential addresses Monday to Saturday, while courier services (including DHL) typically deliver Monday to Friday.

International Postage

  • USA orders: Import duties and taxes are prepaid by us — no additional customs charges on delivery.
  • Other destinations: Customs duties or import taxes may apply and are the responsibility of the recipient.

Smaller, lower-value orders may be sent via Airmail or tracked postal services. Economy road and express air courier options are available depending on destination. For faster delivery, we recommend express air courier services such as DHL Express, which typically deliver within 1–2 working days across Europe and a few working days for most other destinations.