Holybro
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Ruistart · Radio, RX & VTX
ER8 2.4GHz ELRS PWM Receiver
SKU RS-351 HTS 8806.99 Origin Shenzhen, CN Updated Oct 2026
Price on request
Wholesale pricing is quoted per order. Send the quantity and destination and the trade desk replies within six working hours, EXW Shenzhen.
- MOQ 1 pc — samples welcome
- Sourced equivalent available for private label
- Bench-tested before dispatch
- 12-month warranty, RMA support
- Ships in 24-48h from stock
- Trade desk replies in 6h
Description
The RadioMaster ER series of PWM receivers are based on the revolutionary ExpressLRS system. It offers high performance, high reliability, flexible configuration, fast response speed and ultra-long range bringing you brand new experience with your hobby.
Package Includes:
1x ER8 2.4GHz ELRS PWM Receiver
1x Voltage telemetry wire (Type-B)
1x CRSF wire
1x ELRS- RX- SBUS wire
1x User Card
The Radiomaster ER8 receiver has been specially designed for fixed-wing users. It can drive up to 8 servos and has built-in receiver voltage telemetry and flight battery telemetry with the ability to automatically detect which voltage input to use. A 4-wire CRSF interface is provided to facilitate later expansion of telemetry sensors. The ER8 features a dual-antenna with telemetry power up to 100mw. The receiver shell adopts one-piece molding process with high structural strength.
Features:
- Based on the Revolutionary ExpressLRS System
- High performance, high reliability, flexible configuration, fast response speed and ultra-long range
- Support 8 PWM Channels
- Optimized ground up PCB design
- Automatically voltage telemetry of external battery voltage or built-in receiver voltage
- Supports Wi-Fi updates and WEBUI configuration
- High quality 2.54 mm connector
- Standard 20 cm High Sensitivity Antenna
- Reserve 4pin CRSF input port
- Shell adopts one-piece molding process with high structural strength
- For fixed-wing aircraft and more
- Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS
Specifications:
Item: ER8 2.4GHz ELRS PWM Receiver
Power supply: DC 4.5 - 8.4V
Antenna type: 20cm high sensitivity antenna
Wireless protocol: ExpressLRS 3.3.0 pre-installed
Output channel: 8CH PWM
Serial Output: CRSF / Sbus
Telemetry power: maximum 100mw (LUA Adjustable)
Battery voltage detection range: DC 4.0 - 35V
Bus interface: CRSF
Weight: 16.5 grams
Size: 43*30*15mm
Firmware: Device Category: Radiomaster 2.4Ghz / Device: RadioMaster ER8 2.4GHz Diversity+8xPWM RX
Size:
Key specifications
| Brand | Ruistart |
|---|---|
| Department | Radio, RX & VTX |
| Minimum order | 1 pcs (samples available) |
| Lead time | Ships in 24-48h from stock |
Packing and freight data
| Packaging | Qty per carton | Carton (cm) | Gross weight | CBM |
|---|---|---|---|---|
| Retail box | 1 | 18 × 12 × 6 | 0.42 kg | 0.0013 |
| Inner carton | 14 | 38 × 26 × 22 | 4.6 kg | 0.0217 |
| Export carton | 104 | 58 × 42 × 38 | 21.4 kg | 0.0926 |
Placeholder packing data — confirm with your supplier before quoting freight. CBM is per export carton.
Wholesale questions
What is the minimum order quantity for ER8 2.4GHz ELRS PWM Receiver?
Stock supply starts at 1 pc. The 10× and 50× quantity breaks are already applied in the price table above.
Can you print our brand on this product?
Not on this specific SKU. For ER8 2.4GHz ELRS PWM Receiver we supply as-is, but if you need a private-label version we will usually find an equivalent part in the same family that can be branded — send us the requirement.
How is this shipped and how long does it take?
Air express (DHL / FedEx / UPS) is typically 4-7 working days door to door. Larger orders can move by sea or rail with DDP terms so the landed cost is fixed before dispatch.
Is it tested before dispatch?
Every unit is bench-tested and inspected before packing, and we can supply CE / FCC / RoHS documentation and a QC report with the shipment.
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- Tier pricing from 1 pc to 10,000+ pcs, valid 30 days
- Mixed-SKU containers and consolidated shipping
- OEM logo, custom firmware, retail packaging
- Sample order first, scale after you test
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