RadioMaster ER4 2.4GHz 4Ch ELRS PWM Receiver

Image: RaceDayQuads

Components · Radio Receivers

RadioMaster ER4 2.4GHz 4Ch ELRS PWM Receiver

MFR HOBBYPORTERMODEL HOBP-HP0157.RX-ER4

RadioMaster ER4 2.4GHz 4Ch ELRS PWM Receiver — radio receivers by HOBBYPORTER.

Vendor-supplied listing. This part is made by HOBBYPORTER and listed from RaceDayQuads. Full specifications and current availability are held by the manufacturer; this listing carries the part, its price and its category.

No second supplier matched for this listing — RaceDayQuads is the only route we can offer today. Our cross-store matching covers only part of the catalogue.

RaceDayQuads: usually ships same day. Its shipping policy says: “Unless otherwise indicated, orders received prior to 4 pm with payment received will usually ship that day, unless it is a holiday or non-business day.” Policy, read 8 Oct 2026. That is the supplier’s dispatch time, not a delivery date; carrier transit is extra.

Unit price
$17.99
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Priced from live catalog
Seller of record listed
Specifications· 3 fields
Weight
3 g(vendor states 3.0 grams)
Dimensions
30x15x5mm
Operating voltage
DC 4.5 - 8.4V
Documents & CAD· 1 file · hosted by the supplier

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