{"product_id":"radiomaster-ers-rb01-rpm-bldc-telemetry-sensor-rm-br0157-ers-rb01","title":"RadioMaster ERS-RB01 RPM-BLDC Telemetry Sensor","description":"\u003cp\u003eThe RadioMaster ERS-RB01 RPM-BLDC Telemetry Sensor monitors brushless motor speed in real time and sends RPM data through a CRSF interface to a compatible ExpressLRS receiver for relay to an EdgeTX radio.\u003c\/p\u003e\u003cp\u003eIt connects directly to two ESC output wires for RPM sensing. Pass-through ports support multi-sensor daisy chains, while the compact design provides plug-and-play installation for RC and robotics applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReal-time brushless RPM monitoring\u003c\/li\u003e\n\u003cli\u003eDirect ESC wire connection sensing\u003c\/li\u003e\n\u003cli\u003eCRSF telemetry data transmission\u003c\/li\u003e\n\u003cli\u003eExpressLRS receiver compatibility\u003c\/li\u003e\n\u003cli\u003eMulti-sensor daisy-chain support\u003c\/li\u003e\n\u003cli\u003eCompact and lightweight design\u003c\/li\u003e\n\u003cli\u003ePlug-and-play installation\u003c\/li\u003e\n\u003cli\u003eHigh-precision RPM measurement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Range:\u003c\/strong\u003e 5-8.4V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (LxWxH):\u003c\/strong\u003e 1.1x0.47x0.31in (28x12x8mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.17oz (4.8g)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIncludes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e(1) ERS-RB01 RPM-BLDC Telemetry Sensor\u003c\/li\u003e\u003c\/ul\u003e","brand":"RadioMaster","offers":[{"title":"Default Title","offer_id":46287148712170,"sku":"RM-BR0157.ERS-RB01","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/9723\/1338\/files\/RM-BR0157.ERS-RB01_01.jpg?v=1789961522","url":"https:\/\/swflrcr.com\/products\/radiomaster-ers-rb01-rpm-bldc-telemetry-sensor-rm-br0157-ers-rb01","provider":"SWFLRC Raceway","version":"1.0","type":"link"}