HappyModel · receiver

HappyModel EP1 ELRS

HappyModel EP1 compact ELRS receiver. Receivers decode your handset link (ELRS, Crossfire, ACCST). Protocol must match the TX module and FC UART. Weight: 2 g. Voltage: 1S–2S (5–9 V). Protocol: ExpressLRS. Tags: elrs, 2.4ghz.

~€142 gExpressLRS
Add to build

Use cases

  • ELRS 2.4 GHz — most popular FPV link
  • Crossfire 900 MHz — longer range
  • SPI receiver — whoop AIO

Compatibility & specs

  • Weight: 2 g
  • Voltage: 1S–2S (5–9 V)
  • Protocol: ExpressLRS
  • Tags: elrs, 2.4ghz

Buying tips

  • Indicative price ~€14 — compare alternatives in the FPV configurator.
  • Before buying verify stack size, VTX protocol and battery cell count compatibility.
  • For EU flights follow CE/NAA rules — separate from technical matching.

FAQ

What is HappyModel EP1 ELRS for?
HappyModel EP1 compact ELRS receiver. Receivers decode your handset link (ELRS, Crossfire, ACCST). Protocol must match the TX module and FC UART. Weight: 2 g. Voltage: 1S–2S (5–9 V). Protocol: ExpressLRS. Tags: elrs, 2.4ghz.
What is HappyModel EP1 ELRS compatible with?
Weight: 2 g Voltage: 1S–2S (5–9 V) Protocol: ExpressLRS Tags: elrs, 2.4ghz
Does HappyModel EP1 ELRS fit my build?
Use the A2STS FPV configurator — select this part and the engine flags current, weight and protocol issues.
Which protocol does EP1 ELRS use?
ExpressLRS. All chain parts (VTX, camera, goggles, RX) must stay in the same ecosystem.

Specifications

Weight
2 g
Protocol
ExpressLRS

Alternatives