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Avtron 2755 Portable Load Bank (265kW)

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SKU: 2755-1437857 Category Brand:
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The Avtron 2755 Portable Resistive Load Bank is designed for portable indoor testing up to 265kW.


  • Load Capacity: Up to 265 kW at 480 VAC 3PH 60Hz, 257 kW at 240 VAC 3PH 60Hz, and 192kW at 208VAC 3PH 60Hz.
  • Duty Cycle: Rated for continuous operation.
  • Load Step Resolution: 5kW minimum at 480 VAC 3PH 60Hz.
  • Controller: Local manual-control via SIGMA LT digital push-button toggle switches and status LED indicators. Controls include Control Power ON/OFF with LED status, Voltage Select with LED status, Master Load with LED status, and LOCAL/REMOTE with LED status. Individual Load Step push buttons with LED status for every load step.
  • Instrumentation: Full digital metering included for monitoring of Volts, Amps, Frequency, and kW.
  • Control/Cooling Power: An integral control power transformer is provided for control and cooling circuits.
  • Cooling System: Proper cooling is provided by six integral cooling fans. The cooling fans are fuse protected.
  • Load Elements: Avtron Helidyne Resistor Load Elements; no cool down period required.
  • Safety Features: Includes branch circuit fuse protection, and cooling air loss protection.
  • Load Connections: Quick-connect male cam-type connectors. Two cam-connections per phase plus one ground.
  • Enclosure: Heavy-gauge aluminized steel indoor enclosure. Handles and casters (two fixed and two moveable) for easy mobility.


Avtron 2755 Spec Sheet

Avtron 2755 Drawing

Avtron 2000 Series Brochure

Avtron SIGMA LT Control Brochure

Avtron SIGMA LT Control Manual

Avtron SIGMA LT Toggle Control Quick Start

Avtron SIGMA LT Hand-Held Control Quick Start

Avtron 2-Year Warranty


  • Our Price: Call
  • 4.3″ color touch screen with easy to navigate screens.
  • USB port provided for data download and software updates.
  • Housed in a rugged and easy to grip industrial grade enclosure.
  • Enables networking of up to 25 load banks for higher capacity testing.
  • Operator can control the entire load bank string or any individual unit within the string.
  • Extremely fast and reliable CANbus communication protocol reduces network sag which is typically found in RS232 network load banks.
  • Requires a Sigma LT Network Cable to connect the controller to the load bank, and to connect each load bank in a string.
  • Five Meter Multi-Pin Sigma LT Network Cable (PR10333) – ADD $190.00
  • Ten Meter Multi-Pin Sigma LT Network Cable (PR02460)- ADD $278.00


  • Control/Cooling power from an external 120VAC 1PH 60Hz source (instead of using a control power transformer)
  • Steadypower 20ft or 50ft Cable Set (see below to order)
Control Power

Cooling Power

Dimensions LxWxH (inches)


Limited Warranty


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