SRT-26 - 2026 Prototype
E-109 Prometheus – 2026 Prototype
The E-109 Prometheus is the Salento Racing Team’s first electric Formula SAE
single-seater, developed by students at the University of Salento for the 2026
season. The car features a carbon-fiber sandwich monocoque, a comprehensive
aerodynamic package and a rear-wheel-drive electric powertrain built around an
EMRAX 208 motor.
TECHNICAL DATASHEET
Chassis construction: Carbon-fiber sandwich monocoque
Bare frame weight, including brackets and paint: 42 kg
Aerodynamic package mass: 14 kg
Lift-to-drag ratio: 2.06
Motor: EMRAX 208 Medium Voltage, liquid-cooled permanent-magnet synchronous motor
Motor configuration: One rear motor driving both rear wheels
Peak motor power: 86 kW at 6,000 rpm
Transmission: Single-speed chain drive
Transmission ratio: 4.33:1
Differential: Adjustable differential with three locking configurations
Inverter: DTI HV-550
High-voltage cell type: lithium-ion
Maximum pack voltage: 504 V
Battery cooling: Air-cooled battery pack
Motor and inverter cooling: Liquid-cooling circuit
Low-voltage cell type: lithium-ion
Inverter: DTI HV-550
Communication protocols: CAN, Bluetooth, RS-485, 4G LTE and UHF
Brake system: Dual-circuit hydraulic system with balance bar
Suspension architecture: Double wishbones with pushrod actuation, front and rear
Dampers: Four-way adjustable, with high- and low-speed rebound and compression adjustment
Total vehicle mass without driver: 223 kg
Tires: Hoosier 16 × 7-10 R20
Telemetry system: RaceCapture/Pro MK4
