





RadioMaster ERS-CU01 Current Sensor for ELRS PWM Receivers
SKU RM-ERS-CU01
Free standard shipping on orders of ₹999 and above. Pan India delivery from Gurugram, Haryana.
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Product details
The RadioMaster ERS-CU01 is an inline current and voltage sensor for RadioMaster ER-series ExpressLRS PWM receivers. Fitted between the battery and ESC, it sends current, pack voltage and consumed capacity to your EdgeTX radio, so receiver-only planes, gliders, boats and cars get a reliable read on remaining run time.
Key features
Measures 1-150A, rated 100A continuous
Handles packs up to 70V, enough for 16S LiPo at 67.2V full charge
±0.5A current and ±0.1V voltage accuracy
Reports used capacity once you enter the pack's mAh in the sensor settings
In and out ports to daisy-chain more ERS sensors
Specifications
Operating voltage: 5-8.4V
Operating current: 22mA
Current range: 1-150A
Continuous current: 100A
Max pack voltage: 70V
Current accuracy: ±0.5A
Voltage accuracy: ±0.1V
Operating temperature: -10 to +85°C
Size: 30 x 25 x 10.5mm
Weight: 20.6g
Works with RadioMaster ER6, ER8 and ER8G/ER8GV receivers. Install the RadioMaster Sensor Configurator Lua script on your radio, and on receivers without a spare UART set two PWM pins to serial TX/RX. In the box: the sensor, three heat-shrink sleeves and a manual QR card.










| Made in India | No |
|---|---|
| Brand | RadioMaster |
| Product Type | Current Sensor |
| Weight | 20.6 g |
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