Part-turn
EFX-Q Series
50-1200 N·m · Part-turn
EFX-Q part-turn intelligent electric actuator for ball, butterfly, plug, and damper valves needing compact torque and reliable control.
HVAC
FFC EFX-Q and modulating actuator options support building and district energy valves for HVAC isolation, balancing, and control loops.
AMBIENT−25…+80 °CHAZARDOUSEx db IIC T6 optENCLOSUREIP66/67/68SAFETYSIL3 capableCOMMSMODBUS · PROFIBUS
The duty
What hvac asks of an actuator
HVAC operations rely on repeatable valve movement, clear control feedback, and actuator protection matched to the process environment.
Recommended platforms
Recommended FFC actuator platforms
Downloads
HVAC documents
FFC DOC · PDF
CatalogueFFC EFX-D / EFX-Q Actuator Catalogue
English product catalogue for FFC EFX-D and EFX-Q intelligent electric actuators. Superseded by the 2026 V1 per-line documentation set — retained for reference; model designations and speed steps have since been revised (FFC R&D R1.0, 2026-05-26).
- Type
- Version
- V8.7 (superseded)
- Language
- EN
Project support
Running a hvac scope?
Share the duty profile — torque, enclosure, certification and protocol options confirmed against the project specification.