Manufacturer: Avtron Power Solutions (Model 5600 / 5605 Platform)
The 1250 kW Trailer-Mounted Load Bank is a heavy-duty, outdoor-rated resistive load bank designed for commissioning, maintaining, and verifying the performance of high-capacity generators, UPS systems, switchgear, renewable energy systems, and mission-critical electrical infrastructure. Built on Avtron’s proven 5600-Series platform, this model delivers 1250 kW of unity-power-factor loading with continuous outdoor operation and zero cool-down time.
Featuring high-velocity forced-air cooling, aluminized-steel construction, branch-circuit fuse protection, and optional SIGMA digital controls, the 1250 kW load bank provides unmatched reliability for rental fleets, utility crews, service contractors, industrial facilities, and data-center operators.
1250 kW resistive load capacity (unity power factor)
Outdoor-rated, weatherproof construction for continuous operation
Permanent factory-mounted 5600-Series load bank with horizontal airflow
Quick-connect cable receptacles for fast field deployment
Branch-circuit fuse protection for safe operation and component isolation
Integral blower assembly with motor-circuit protection
Standard manual/control-panel operation with optional digital control upgrades
High-capacity, rugged design suitable for industrial and mission-critical applications
Trailer-ready or fully trailer-mounted configurations available
Capacity: 1250 kW resistive
Voltage Range: 240/480V
Phase: 3-phase
Frequency: 60 Hz
Load Step Resolution: 5 kW increments
Power Factor: Unity (1.0 PF)
Control Options:
Standard Toggle-Switch Manual Control (Model 5600)
SIGMA LT Digital Control (Model 5605)
Optional SIGMA 2 or SIGMA Unity for networked/multi-unit applications
Cooling: Integral blower motors, high-velocity forced-air system
Heavy-duty aluminized steel enclosure with powder-coat finish
Hinged, bolted access panels for maintenance and inspection
Louvered hot-air exhaust with protected air intake
Designed for continuous outdoor operation, no cooldown required
Operating Temperature: –20°F to 120°F (standard)
Optional Arctic Duty Package for –40°C environments
Load Bank Only: 84" L × 75.25" W × 50.5" H
Weight: ~1,800 lbs
Load Bank + Trailer: Dimensions and weight vary depending on cable-reel and trailer options
Compatible with 10,000 lb GVWR dual-axle DOT-legal trailers (Option Code R20A5 / R20A6 / R20A7)
Trailer Packages: 10,000-lb GVWR dual-axle DOT-approved trailer
Cable Reels:
Manual load cable reels (R20C2 / R20C3)
Electric cable reels (R20D2)
Security Covers: Cable reel locking covers (R20E2 / R20E3)
Digital Controls:
SIGMA LT (touchscreen handheld control)
SIGMA 2 (advanced digital platform)
SIGMA Unity (multi-load-bank network control)
Communication: Modbus / Ethernet integration
Extreme Climate: Arctic Duty (-40°C)
Deck Options: Smooth-steel or diamond-plate deck
Spare tire & wheel kit
1–1.25 MW generator load testing & commissioning
Utility and industrial facility testing
Data center commissioning
UPS and battery system validation
Renewable energy & microgrid commissioning
Rental power fleet testing and maintenance
Mission-critical facility performance verification
Ideal capacity for medium- to large-scale generator testing
Built on Avtron’s proven, rugged 5600-Series design
Highway-rated mobility for multi-site testing
Extremely reliable cooling and thermal management
Scalable control options from simple manual to advanced digital SIGMA networking
Designed for harsh environments and continuous-duty operation
Interested in this unit? Download the Spec Sheet or contact our team below to learn more about availability, pricing, and customization options for your project.
Manufacturer: Avtron Power Solutions (Model 5600 / 5605 Platform)
The 1250 kW Trailer-Mounted Load Bank is a heavy-duty, outdoor-rated resistive load bank designed for commissioning, maintaining, and verifying the performance of high-capacity generators, UPS systems, switchgear, renewable energy systems, and mission-critical electrical infrastructure. Built on Avtron’s proven 5600-Series platform, this model delivers 1250 kW of unity-power-factor loading with continuous outdoor operation and zero cool-down time.
Featuring high-velocity forced-air cooling, aluminized-steel construction, branch-circuit fuse protection, and optional SIGMA digital controls, the 1250 kW load bank provides unmatched reliability for rental fleets, utility crews, service contractors, industrial facilities, and data-center operators.
1250 kW resistive load capacity (unity power factor)
Outdoor-rated, weatherproof construction for continuous operation
Permanent factory-mounted 5600-Series load bank with horizontal airflow
Quick-connect cable receptacles for fast field deployment
Branch-circuit fuse protection for safe operation and component isolation
Integral blower assembly with motor-circuit protection
Standard manual/control-panel operation with optional digital control upgrades
High-capacity, rugged design suitable for industrial and mission-critical applications
Trailer-ready or fully trailer-mounted configurations available
Capacity: 1250 kW resistive
Voltage Range: 240/480V
Phase: 3-phase
Frequency: 60 Hz
Load Step Resolution: 5 kW increments
Power Factor: Unity (1.0 PF)
Control Options:
Standard Toggle-Switch Manual Control (Model 5600)
SIGMA LT Digital Control (Model 5605)
Optional SIGMA 2 or SIGMA Unity for networked/multi-unit applications
Cooling: Integral blower motors, high-velocity forced-air system
Heavy-duty aluminized steel enclosure with powder-coat finish
Hinged, bolted access panels for maintenance and inspection
Louvered hot-air exhaust with protected air intake
Designed for continuous outdoor operation, no cooldown required
Operating Temperature: –20°F to 120°F (standard)
Optional Arctic Duty Package for –40°C environments
Load Bank Only: 84" L × 75.25" W × 50.5" H
Weight: ~1,800 lbs
Load Bank + Trailer: Dimensions and weight vary depending on cable-reel and trailer options
Compatible with 10,000 lb GVWR dual-axle DOT-legal trailers (Option Code R20A5 / R20A6 / R20A7)
Trailer Packages: 10,000-lb GVWR dual-axle DOT-approved trailer
Cable Reels:
Manual load cable reels (R20C2 / R20C3)
Electric cable reels (R20D2)
Security Covers: Cable reel locking covers (R20E2 / R20E3)
Digital Controls:
SIGMA LT (touchscreen handheld control)
SIGMA 2 (advanced digital platform)
SIGMA Unity (multi-load-bank network control)
Communication: Modbus / Ethernet integration
Extreme Climate: Arctic Duty (-40°C)
Deck Options: Smooth-steel or diamond-plate deck
Spare tire & wheel kit
1–1.25 MW generator load testing & commissioning
Utility and industrial facility testing
Data center commissioning
UPS and battery system validation
Renewable energy & microgrid commissioning
Rental power fleet testing and maintenance
Mission-critical facility performance verification
Ideal capacity for medium- to large-scale generator testing
Built on Avtron’s proven, rugged 5600-Series design
Highway-rated mobility for multi-site testing
Extremely reliable cooling and thermal management
Scalable control options from simple manual to advanced digital SIGMA networking
Designed for harsh environments and continuous-duty operation
Interested in this unit? Download the Spec Sheet or contact our team below to learn more about availability, pricing, and customization options for your project.
