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RadioMaster · RC Cars, Tools & Parts
Radiomaster ERS-BA01 Barometric Altitude Sensor
SKU RS-290 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 2 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
About this product
The RadioMaster ERS-BA01 Barometer Sensor provides accurate, real-time altitude data for compatible ExpressLRS receivers. By capturing barometric pressure and converting it into precise relative altitude information, the ERS-BA01 delivers reliable telemetry back to your EdgeTX radio. This sensor provides clear, responsive altitude monitoring.
VIDEO: RadioMaster ERS Series Sensor | Telemetry Module for Compatible ExpressLRS PWM Receivers
Features
- Converts barometric pressure measurements into accurate relative altitude data for instant feedback on your radio
- Seamless ExpressLRS integration
- Supports daisy-chain expansion for additional ERS telemetry sensors as your setup grows
- Compact & Lightweight
SENSOR CONFIGURATION & TELEMETRY LOGGING
To configure this sensor and view telemetry on your EdgeTX radio, install the RadioMaster Sensor Configurator LUA. The LUA allows adjustment of sensor settings, enables proper telemetry display, and supports data logging for post-flight review.
Specifications
- Item: ERS-BA01 Barometer Sensor
- Operating voltage: 5–8.4V
- Operating current: 9mA
- Altitude accuracy: ±0.5m
- Temperature range: –10 ℃ to +85 ℃
- Size: 23.5 × 13 × 7mm
- Weight: 3.5g
Links
Includes
- 1x ERS-BA01 Barometric Altitude Sensor
- 3x Heat-Shrinkable Tube
- 1x Manual QR Code Card
Key specifications
| Brand | RadioMaster |
|---|---|
| Department | RC Cars, Tools & Parts |
| Minimum order | 2 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 | 10 | 38 × 26 × 22 | 4.6 kg | 0.0217 |
| Export carton | 140 | 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 Radiomaster ERS-BA01 Barometric?
Stock supply starts at 2 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 Radiomaster ERS-BA01 Barometric Altitude Sensor 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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Get bulk pricing on your BOM in 6 hours
Send us your parts list — we return a landed-cost quote with tier pricing, lead time and shipping options. No sign-up needed, just an email address to reply to.
- 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
Prefer to talk? Message the trade desk on WhatsApp.