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Application — Stage Equipment

BLDC Motor For Stage Equipment And Theater Automation.

Stage machinery demands near-silent operation, precise positioning and absolute reliability mid-performance. Brushless DC motors eliminate brush noise and commutator wear, delivering the quiet, repeatable motion that theater lifts, curtain tracks and rotating platforms require. Shenghe builds BLDC planetary gear motors engineered for the torque density, low noise and safety margins that professional stage integrators specify.

  • 24V / 48V DC power, battery or mains PSU
  • 100W — 1500W rated power range
  • Planetary geared for high torque at low noise
  • Encoder feedback for precise cueing
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Why BLDC On Stage

What Replaces Legacy AC And Brushed Motors In Stage Machinery

  • Near-silent operation — no brush chatter audible to audience
  • Smooth low-speed torque for slow scenic transitions
  • Precise encoder-based positioning for cue repeatability
  • Compact form factor fits inside truss and platform frames
  • No sparks — safe near fabric, foam and wood scenery
  • Long service life reduces mid-season maintenance shutdowns

Typical Stage Motor Spec Range

ParameterRange
VoltageDC 24V / 48V
Rated power100 W — 1500 W
Motor speed1500 — 3000 RPM
Gear ratio5:1 — 100:1 (planetary)
Output torque5 Nm — 200 Nm
Noise level< 42 dB(A) at 1 m
FeedbackHall sensor + incremental encoder
Brake optionSpring-applied fail-safe electromagnetic

Typical Stage Equipment Use Cases

  • Stage lifts: Orchestra pit elevators, scenic wagons, trap lifts with precise multi-stop positioning
  • Curtain systems: Main drape, tab tracks, Austrian curtains — smooth acceleration and deceleration profiles
  • Rotating platforms: Turntables and revolves for set changes, variable speed 0.5-5 RPM under load
  • Lighting rigs: Motorized trusses, follow-spot positioning, automated bar hoists
  • Flying systems: Point hoists and line-shaft winches for scenery and performer flight
  • Scenic automation: Tracked wagons, sliding panels, telescoping towers
  • Projection screens: Motorized roll-up and roll-down screen positioning

Technical Details For Stage Integrators

  • Helical planetary gears: Lower mesh noise than spur gears, critical for live performance
  • Dual-brake architecture: Dynamic + spring-applied fail-safe for overhead flying loads
  • Thermal class F insulation: Handles sustained slow-speed high-torque duty cycles
  • Encoder resolution: 1000 PPR standard, 4096 PPR available for sub-millimeter cueing
  • EMC compliance: Low electromagnetic interference for audio-sensitive stage environments
  • Quick connectors: M12 and panel-mount circular connectors for fast rigging changeover

Motor For Your Stage Project?

Send your load weight, travel distance, speed requirement, noise limit and quantity. We recommend a motor-gearbox-brake combination for your stage application and quote within one working day.

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