Bell 412EP
The Bell 412EP is a multi-purpose helicopter developed by the American firm Bell Helicopter Textron. This advanced aircraft represents a significant evolution within the Bell 412 family, building upon its robust design and proven performance.
Advanced Propulsion Systems
Equipped with new Pratt & Whitney Canada PT6T-3D Twin Pac gas turbine engines, delivering 1342 kW of power, the Bell 412EP offers enhanced capabilities. A key innovation includes its improved elastomeric rotor suspensions, contributing significantly to its operational efficiency and reliability.
Serial Production and Key Features
Serial production of the Bell 412EP commenced in 1996, establishing its presence in the market. Its design focuses on versatility, making it suitable for a wide range of missions.
Specialized Naval Operations Variant
A distinct modification, developed by Heli-Dyne of Dallas, equips the Bell 412EP for specialized naval operations. This variant includes advanced equipment such as radar, sonar, and other systems, enabling it to perform anti-submarine and anti-ship missions effectively.
Technical Specifications
| Modification | Bell 412EP |
| Main rotor diameter, m | 14.02 |
| Tail rotor diameter, m | 2.62 |
| Length, m | 12.70 |
| Height, m | 3.48 |
| Width, m | 2.80 |
| Empty weight | 3102 |
| Maximum takeoff weight | 5398 |
| Internal fuel, l | 1250 |
| Engine type | 1 Gas turbine engine Pratt Whitney Canada PT6T-3D Twin Pac |
| Power, kW | 1 х 1342 |
| Maximum speed, km/h | 259 |
| Cruising speed, km/h | 230 |
| Range, km | 745 |
| Flight endurance, h | 3.70 |
| Service ceiling, m | 3110 |
| Static ceiling, m | 1585 |
| Crew | 2 |
| Payload | 13 passengers or 2296 kg of cargo |
Image and diagram gallery of the Bell 412EP
 Bell 412EP. Photograph: Westleigh Bushell |
 Bell 412EP. Photograph: Philip B Hosking |
 Bell 412EP. Photograph: T.S Spotter |
 Bell 412EP. Photograph: sae.org |
 Bell 412EP. Photograph: Bell Helicopter |
 Bell 412EP |
ArchivoAéreo Editorial Team
A group of aviation researchers and enthusiasts dedicated to documenting and preserving global aeronautical history. All articles are reviewed to ensure historical accuracy.
Sources & Accuracy
The information presented in this technical sheet has been compiled from declassified flight manuals, historical archives, and specialized literature. While we strive for maximum accuracy, some performance data may vary depending on the specific variant or operational conditions.