Radio systems and receivers: choosing a reliable control link
Channels, receiver protocols, telemetry, range, redundancy and what to check before matching a transmitter to a model.
Ranger 2.4GHz ELRS Module
Prices are intentionally not displayed on the site.
Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Ranger 2.4GHz ELRS Module is a RadioMaster product intended for RF protocol expansion, ExpressLRS links and long-range radio-control setups. This page presents the practical buying information in one place: compatibility, SKU, variants, radio protocol, use case and technical details.
The content is written for customer decision-making through RC-MODEL, without supplier prices or outbound purchase routes.
Key Advantages
- Organized for RF protocol expansion, ExpressLRS links and long-range radio-control setups.
- Part of the Ranger ExpressLRS module range.
- RF/protocol context: ExpressLRS / ELRS, 2.4GHz.
- Compatibility note: most radios on the market today.
- Multiple variants are documented for easier matching to the required setup.
- Includes local product imagery and structured specifications for customer comparison.
Core Specifications
- Product Code: HP0157.0033
- Product Family: Ranger ExpressLRS module range
- Protocol / RF: ExpressLRS / ELRS, 2.4GHz
- Compatibility: most radios on the market today
- Available Variants: Ranger / FCC; Ranger / LBT; Ranger Combo / FCC; Ranger Combo / LBT
- Weight: 138g (with Moxon antenna) / 135g (with T antenna) / 126g (without antenna)
- Item: Ranger 2.4GHz ELRS Module
- Regulatory Domain: ISM2400
- MCU: ESP32(main), ESP8285(aux, as ESP backpack)
- RF chip: SX1281IMLTRT
- Frequency Range: 2400 MHz - 2480 MHz
- Maximum packet rate: 500Hz/F-1000Hz (F-1000Hz mode requires EgdeTX 2.7.1 or later)
- Minimum receiver refresh rate: 25Hz
Relevant RC Academy guides
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| Technical Specifications | |
| Manufacturer | RadioMaster |
| Brand | RadioMaster |
| Product Code | HP0157.0033 |
| All Variant SKUs | HP0157.0033, HP0157.0033-LBT, HP0157.0033-COMB, HP0157.0033-COMB-LBT |
| Available Variants | Ranger / FCC; Ranger / LBT; Ranger Combo / FCC; Ranger Combo / LBT |
| Product Type | External Module |
| RadioMaster Collections | External Module |
| Product Family | Ranger ExpressLRS module range |
| Application | RF protocol expansion, ExpressLRS links and long-range radio-control setups |
| Item | Ranger 2.4GHz ELRS Module |
| Weight | 138g (with Moxon antenna) / 135g (with T antenna) / 126g (without antenna) |
| Compatibility | most radios on the market today |
| Protocol / RF | ExpressLRS / ELRS, 2.4GHz |
| MCU | ESP32(main), ESP8285(aux, as ESP backpack) |
| Frequency Range | 2400 MHz - 2480 MHz |
| Minimum receiver refresh rate | 25Hz |
| Dimension | 95*51*25mm (without antenna) |
| Regulatory Domain | ISM2400 |
| RF chip | SX1281IMLTRT |
| Maximum packet rate | 500Hz/F-1000Hz (F-1000Hz mode requires EgdeTX 2.7.1 or later) |
| Module bay adapters | JR standard 5pin socket & Nano standard 8pin socket |
| Futaba CRSF socket cable | Included |
| OLED screen | 64x128px |
| Wifi Support | Yes |
| Bluetooth support | Yes |
| 3-Axis Accelerometer | Yes (STK8BA58 MEMS Accelerometer) |
| XT30 Power supply voltage | DC 6V - 16.8V |
Tags: RadioMaster, HP0157.0033, RadioMaster Modules, ExpressLRS Modules, RC radio