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Hobbywing XRotor 45A 4-in-1

Hobbywing XRotor 45A entry-level 4-in-1. ESCs feed current to motors; 4-in-1 stacks sit under the FC. BLHeli_32 / AM32 enables telemetry and tuning. Weight: 12 g. Voltage: 4S–6S (14–26 V). Max current: 45 A. Firmware: BLHeli_32.

~€4812 g
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Use cases

  • 45–55 A — most 5" 6S builds
  • 60–80 A — aggressive freestyle or cinelifter
  • AIO 12–20 A — whoop and 2–3" micro

Compatibility & specs

  • Weight: 12 g
  • Voltage: 4S–6S (14–26 V)
  • Max current: 45 A
  • Firmware: BLHeli_32
  • Tags: 45a, 6s, 30.5stack

Buying tips

  • Indicative price ~€48 — 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 Hobbywing XRotor 45A 4-in-1 for?
Hobbywing XRotor 45A entry-level 4-in-1. ESCs feed current to motors; 4-in-1 stacks sit under the FC. BLHeli_32 / AM32 enables telemetry and tuning. Weight: 12 g. Voltage: 4S–6S (14–26 V). Max current: 45 A. Firmware: BLHeli_32.
What is Hobbywing XRotor 45A 4-in-1 compatible with?
Weight: 12 g Voltage: 4S–6S (14–26 V) Max current: 45 A Firmware: BLHeli_32 Tags: 45a, 6s, 30.5stack
Does Hobbywing XRotor 45A 4-in-1 fit my build?
Use the A2STS FPV configurator — select this part and the engine flags current, weight and protocol issues.

Specifications

Weight
12 g
Max A
45A

Alternatives