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Universal R400H-R500H-R600H Trailer-Ready Load Bank (400-600kW)

R400H Price: $27,710.00
R500H Price: $29,137.00
R600H Price: $31,473.00
Trailer and Reel Prices Below
Please Call for a Detailed Quotation

SKU: R400H-R500H-R600H-TR Category Brand:

The Universal R400H-R500H-R600H-TR Trailer-Ready Resistive Load Bank is designed for testing various power systems up to 400, 500, or 600kW. Designed for continuous outdoor operation these load banks are the affordable and available choice for load testing in rugged service or rental environments.


  • R400H Load Capacity: 400kW at 240 & 480 VAC 3PH 60Hz. Derates to 300kW at 208VAC 3PH 60Hz.
  • R500H Load Capacity: 500kW at 240 & 480 VAC 3PH 60Hz. Derates to 375kW at 208VAC 3PH 60Hz.
  • R600H Load Capacity: 600kW at 240 & 480 VAC 3PH 60Hz. Derates to 450kW at 208VAC 3PH 60Hz.
  • Duty Cycle: Rated for continuous operation.
  • Load Step Resolution: 5kW at 240/480V.
  • Controls: Local digital color touchscreen controller.
  • Remote Control: External ethernet port is provided to mimic the control screen using free software for remote control using a customer provided laptop, PC, or tablet.
  • Instrumentation: Digital metering (V, A, kW) and data logging.
  • Control Power: Control power via internal dual voltage transformer or from external 120V 1Ph source.
  • Cooling Power: Blower power from load or external 480/240 3Ph source.
  • Cooling System: Integral forced-air cooling system with horizontal airflow.
  • Load Elements: ULB “Helicon” high-capacity Nichrome load elements. Elements are fully supported with stainless steel rods and high temperature refractory ceramics for quick heat discharge.
  • Safety Features: Over-temperature, over/under voltage, cooling-air loss, and current imbalance protection.
  • Load Connections: Quick disconnect cam-type male connectors (4 per Phase, 2 Ground).
  • Daisy Chained: Multiple load banks can be hooked together for higher load capacity.
  • Enclosure: Heavy gauge steel outdoor enclosure with powder coat finish. Designed to NEMA 3R standards for outdoor operation. Hinged access doors with lockable latches. Forklift pockets for easy mobility.


R400H-R500H-R600H Brochure

R400H-R500H-R600H Drawing


  • Our Price: $10,600.00
  • GVWR: 7000 lbs.
  • Bed Size: 120″ L x 72″ W
  • Tandem-Axle, Each axle rated 3500 lbs.
  • Wheels with Tires
  • DOT Lighting and Electrical Connections
  • Electric Brakes
  • Choice of Ball or Pintle Hitch
  • Tongue Jack and Rear Stabilizer Jacks
  • Safety Chains and Hooks
  • Four Heavy Duty D-Rings
  • Holds Up to 2 Small Cable Reels
  • Download: Trailer Drawing


  • SP-HR-M-700 Manual Cable Reel – Our Price: $1,304.00
  • SP-HR-12VDC-700 Electric 12VDC Cable Reel – Our Price: $2,739.00
  • SP-HR-115VAC-700 Electric 115VAC Cable Reel – Our Price: $2,739.00
  • Each Reel Holds Up to 700ft of 4/0 Cable
  • Download: Reels Drawing


  • Remote Handheld HMI with 10ft connection cable
  • Other Trailer and Reel Options (see below to order)
  • Steadypower 25ft or 50ft Cable Set (see below to order)
Max Capacity

Three Phase Voltages

Load Step Resolution

Control/Blower Power

Dimensions LxWxH (inches)




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