MRQ Motorized Trolley

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Harrington’s MRQ Series dual speed (VFD Control) motorized trolley adds powered mobility to our EQ Series three-phase dual speed (VFD Control) electric chain hoists for applications where long travel distance is needed.

Pull-Rotor Motor Brake

Extremely durable and reliable, this advanced design furnishes precision load control, deceleration and long life.

Pendant Plug-In Connections

Saves valuable time on setup and maintenance. “Quick disconnect” replaces typical competitive hard-wired designs.

Variable Frequency Drive

Dual speed controls via “under-the-cover” variable frequency drive is standard.

Sealed Protection

Appropriate for both indoor and outdoor applications, including harsh environments. Gaskets throughout the trolley provide for an IP55 rating.

EQ SEQ Chain Hoist

Harrington Hoists, Inc. explains the features and benefits of their EQ and SEQ Dual Speed (VFD) Electric Chain Hoists.

  • 1/8 - 1 Ton
  • (208-230)-3-50/60
  • (380-460)-3-50/60
  • Pendant control
  • VFD
  • Temperature range +14° to 140°F
  • Humidity 85% or less
  • IP55
  • OSHA Section 1910.179 of Title 29, “Occupational Safety and Health Regulations—Overhead and Gantry Cranes”
  • ANSI/ASME B30.11, “Safety Standard—Monorails and Underhung Cranes”
  • ANSI/ASME B30.17, “Safety Standard—Overhead and Gantry Cranes (Top Running Bridge, Single Girder, Underhung Hoist)”
  • Standard shafts with spacers for easy adjustments fit wide flange range
  • Drop Stops
  • Bumpers
  • All steel wheels have shielded ball bearings and will fit flat or tapered beam flange
  • Longer pendant lengths
  • Extended flange ranges
  • Other voltages