Twin-engine evolution of the Huey utility family
The Bell 412 extends the Huey lineage with a four-blade rotor, twin engines, and modernized mission equipment.
The Bell 412 belongs to the long-running Huey-derived utility-helicopter family, but it should not be reduced to a simple UH-1 derivative. Its four-blade main rotor, twin-engine powerplant, and later avionics packages made it a durable medium utility aircraft for civil, parapublic, and military operators. Bell's current materials position the 412 around public safety, HEMS, troop transport, energy, and firefighting work, which reflects the design's appeal: it is rugged enough for harsh conditions while still adaptable to cabin and mission-kit changes.




