SKU: 9375089678

Radiomaster RP3-H ExpressLRS 2.4GHz Nano Receiver

$22.49 $24.99
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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26

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Description

Radiomaster RP3-H ExpressLRS 2.4GHz Nano ReceiverDesigned 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

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 also features an Ext-V telemetry input for compatibility with older ESCs that do not provide battery voltage telemetry via the control unit.

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.

Features

  • 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

Specifications

  • 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

TCXO (temperature compensated crystal oscillator)

The TCXO ensures high stability and accuracy in frequency control, compensating for temperature variations. This results in consistent and reliable signal reception, even in extreme temperature conditions. It also reduces frequency drift over time, providing long-term frequency stability and preventing signal degradation. Click here to learn more about the TCXO.

A special thanks to the Rotorflight development team who without their hardwork and dedication this project would not have been possible. Learn more about Rotorflight HERE.

Dimensions

RadioMaster RP Series Receivers

  • RP1 ELRS 2.4ghz Nano Receiver
  • RP2 ELRS 2.4ghz Nano Receiver
  • RP3 ELRS 2.4ghz Nano Receiver
  • RP4TD ELRS 2.4ghz Diversity Receiver
  • RP3-H ELRS 2.4ghz Nano Receiver

Package Includes

  • 1 * RP3-H ExpressLRS 2.4GHz Nano Receiver
  • 2 * 150mm IPX1 2.4GHz T Antenna (installed)
  • 1 * JST-GH CRSF 4 wire Pigtail
  • 1 * JST-GH 4 wire to JST-GH CRSF cable
  • 1 * JST-GH 4 wire to single Servo pin (single dupont connectors)
  • 1 * Voltage telemetry wire
  • 1 * Quick start guide

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 9375089678

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Deborah Xander
Boise, US
★★★★★ 5
Great price, nice mild smell
Scent: Lavender
use this for all kinds of floor cleaning mops. Roborock vac and mop system. Smells gentle and mild.
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Reviewed in the United States on October 26, 2025
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janet
Carnegie, US
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Good, not great
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JnJ
Alexandria, US
★★★★★ 5
Great cleaner, smells nice!
Scent: Lemon
I use half a bottle and mix with water--great all-purpose cleaner and it doesn't have a horrible chemical scent. It smells nice and cleans well. I buy this on a subscription.
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John Bennett
Port Orchard, US
★★★★★ 5
Prices right cleans well
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Cleans well in my power mop but if you use too much it leaves foam on the floor. Use sparingly...
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Warnor
Massapequa, US
★★★★★ 5
Good Stuff
Style: Trim & Plastic Restorer, 12 fl. oz., Style: Trim & Plastic Restorer, 12 fl. oz.
Worked great on my car, the plastic was oxidized pretty bad, this made it look like new.
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