Electronic speed-control unit for compatible diesel-engine governor systems using a proportional electric actuator and magnetic speed sensor.
Compatible reference
ESD5500E
Application
Controls actuator current to maintain engine speed during changing generator loads in isochronous or droop operation.
OEM reference data for model matching
- DC supply reference: 12 V DC or 24 V DC battery systems
- Governor speed-range reference: 1–7.5 kHz continuous
- Speed-sensor signal reference: 1–50 V AC; 1–120 V RMS
- Actuator-current reference: 1 A minimum; 7 A nominal; 10 A peak
- Isochronous performance reference: ±0.25% or better
- Droop reference: 1–5%
Before ordering
- Send front-label and rear/terminal photos.
- Confirm 12 V or 24 V electrical system.
- Confirm actuator model and maximum current.
- Confirm magnetic pickup signal and terminal version.
Important: OEM reference data is provided for matching only. Confirm the supplied replacement unit’s actual electrical ratings and terminal arrangement before purchase.

