

HPH 304TS FES – Electric Innovation for Two
With the introduction of the HPH 304TS FES, HPH enters the electric double-seater segment, continuing its legacy of innovation in the world of powered sailplanes. Drawing on extensive experience and a long-standing partnership with LZ Design, HPH ensures that the 304TS FES reaches the market with exceptional product maturity and immediate operational readiness straight out of the box.
Electric Self-Retrieve Capability - Equipped with a Front Electric Sustainer (FES) system, the TwinShark FES offers robust battery-powered performance for self-retrieve missions. Whether returning to an airfield, reconnecting with soaring conditions, or making it back to your home base, the FES provides the reliability and range needed to extend your flight and enhance safety—without the complexity of combustion engines.


The Basic System Includes:
- Front Electric Sustainer system FES
- Two section wings and 20m Wingtips
- Integrated water tanks in the main wings
- Flaperons – full span ailerons mixed with full span f laps
- Automatic control and water system connections
- Canopy opening sideways to the right
- One-lever Canopy jettison system
- Optimized energy absorbing safety cockpit
- Adjustable rudder pedals
- CG Hook from TOST
- 5.00x5 wheel with hydraulic brake system, operated on airbrake handle
- Shock break system on retractable undercarriage
- Registration + contest letters (UV-resistant micro tape)
- Horizontal elevator mini tips
- Three bank air brakes suction side of the wing
- Radio antenna and Pitot tube in the vertical fin
- Total energy tube connections in the vertical fin
- Battery holder