Energy Solutions can help you reduce your electricity bills

STATIC FREQUENCY CONVERTER 50 Hz to 400 Hz

Static Frequency Converter 50 Hz to 400 Hz

Static Frequency Converter 50 Hz to 400 Hz

Range of Static Frequency Converter 50 Hz to 400 Hz

Parameter Specification
Input Frequency 50Hz (60Hz Available)
Output Frequency 400Hz ±0.5%
Input Voltage 110VAC, 400VAC (Customizable)
Output Voltage 110VAC, 120VAC, 230VAC, 240VAC, 400VAC
Frequency Regulation ±0.5% (No Load to Full Load)
Voltage Regulation ±1.5% (No Load to Full Load)
Power Factor 0.7 Lead to 0.7 Lag
Overload Capacity 120% of Rated Capacity
Conversion Efficiency >95% (Up to 97%)
Technology DSP Controller + IGBT Power Stage
Phase Options Single-phase & Three-phase
Isolation Integrated Isolation Transformer

Product Overview

Aerospace, defense, and high-precision industrial applications demand power at 400Hz frequency—significantly higher than standard mains supply. EnerTech’s Static Frequency Converter 50 Hz to 400 Hz transforms conventional 50Hz grid power into stable, high-frequency 400Hz AC, eliminating the need for expensive dedicated power infrastructure.

Designed specifically for aviation ground support, military equipment, CNC machine tools, and laboratory testing environments, this converter delivers the specialized power characteristics required by advanced electrical systems where size, weight, and reliability are critical.

Why 400Hz Matters

why choose 1
Smaller, Lighter Equipment

Higher frequency enables dramatic reduction in transformer and motor core sizes. Aviation equipment leverages 400Hz to achieve critical weight savings in aircraft electrical systems.

price 1 3
Reduced Conductor Requirements

At 400Hz, reactive impedance increases, allowing smaller wire gauges and reduced copper content in transformers and motors—essential for aerospace weight optimization.

why choose 1
Faster Motor Response

Equipment designed for 400Hz delivers superior dynamic performance with quicker acceleration, better speed control, and enhanced precision compared to 50Hz or 60Hz alternatives.

price 1 3
Enhanced Performance Characteristics

High-frequency operation reduces magnetic core losses and enables more compact, efficient electromagnetic devices throughout the electrical system.

Critical Applications

why choose 1
Aviation Ground Support Equipment

Power aircraft during maintenance, testing, and pre-flight preparations with GPU-compatible 400Hz output. Eliminate dependency on aircraft auxiliary power units, reducing fuel consumption and maintenance costs during ground operations.

price 1 3
Defense & Military Systems

Supply specialized power to radar systems, communication equipment, mobile command centers, and weapons testing facilities. Meet MIL-STD power quality requirements for mission-critical electronic systems.

why choose 3
CNC Machine Tools & Manufacturing

Drive high-precision spindle motors and servo systems that require 400Hz for optimal performance. Achieve superior surface finishes and dimensional accuracy in aerospace component manufacturing.

why choose 3
Testing & Certification Laboratories

Create controlled test environments for 400Hz equipment qualification and compliance testing. Simulate aircraft electrical systems for avionics development and validation programs.

why choose 3
HVAC Compressors & Cooling Systems

Power specialized hermetic compressors designed for 400Hz operation. Achieve higher efficiency and reduced size in industrial and commercial refrigeration applications.

why choose 3
Marine Vessel Shore Power

Supply dockside power to military and research vessels equipped with 400Hz electrical systems. Enable maintenance and system testing while minimizing onboard generator operation.

EnerTech Engineering Advantages

why choose 1
DSP-Based Digital Control

Microprocessor control delivers precise output regulation, advanced protection algorithms, and comprehensive diagnostics. Real-time monitoring enables predictive maintenance and maximizes equipment uptime.

price 1 3
Harmonic Distortion Minimization

Advanced filtering and PWM control techniques maintain low total harmonic distortion (THD), protecting sensitive electronic loads from power quality issues.

price 1 3
Multi-Layer Protection

Comprehensive safeguards include overvoltage protection, undervoltage lockout, overcurrent limiting, overtemperature shutdown, and short-circuit fault detection.

why choose 1
Soft-Start Technology

Controlled inrush current limiting prevents nuisance breaker trips during converter startup. Gradual voltage ramp-up extends equipment lifespan and improves grid compatibility.

price 1 3
Thermal Management Excellence

Intelligent cooling systems with temperature monitoring prevent thermal stress on power semiconductors. Extended component life and consistent performance across ambient temperature ranges.

Application-Specific Benefits

For Aircraft Maintenance Facilities:

  • Eliminate APU runtime during ground maintenance
  • Reduce jet fuel costs and emissions
  • Enable electrical system testing without flight crew
  • Provide clean power for avionics calibration
  • Support multiple aircraft simultaneously with modular systems

For Manufacturing Operations:

  • Power high-speed spindles for precision machining
  • Drive servo systems requiring 400Hz characteristics
  • Enable aerospace component production
  • Support military equipment manufacturing lines
  • Achieve tighter tolerances through improved motor performance

For Testing Laboratories:

  • Create repeatable test conditions
  • Validate equipment across frequency ranges
  • Support compliance certification programs
  • Enable accelerated life testing
  • Provide clean power for sensitive measurements

Comparison: EnerTech vs. Motor-Generator Sets

Feature EnerTech Static Converter Motor-Generator Set
Startup Time Instant 30–60 Seconds
Noise Level Silent Operation 80–90 dB
Maintenance Minimal Extensive (Bearings, Brushes)
Efficiency >95% 60–75%
Power Quality ±0.5% Regulation ±2% to 5%
Footprint Compact Design Large Enclosure Required
Vibration None Significant Isolation Needed
Operating Life 20+ Years 10–15 Years (With Rebuilds)

Engineering Consultation Available

Technical Support & Customization

EnerTech's application engineers provide load analysis, system sizing, and integration support for complex installations. Custom solutions developed for unique frequency conversion requirements.

Available Customizations

  • Extended voltage ranges
  • Enhanced power ratings
  • Specialized control interfaces
  • Environmental hardening
  • Redundant configurations
  • Communication protocol integration (Modbus, Profibus, Ethernet)

Quality & Compliance

  • Designed and manufactured to international quality standards
  • IGBT technology from leading global semiconductor manufacturers
  • Comprehensive factory testing before shipment
  • Application-specific certification support available
  • ISO-compliant manufacturing processes

Successful Installation of Static Frequency Converter

Delivering success through 35,000+ satisfied customers over the past 35+ years with our impeccable Battery Energy Storage System Installation.

Ready to Specify Your System?

Get Technical Support

Our engineering team provides comprehensive application support including:

  • Load profile analysis
  • System sizing calculations
  • Integration planning
  • Installation guidance
  • Commissioning assistance
Enertech

Helpful Faq’s

Yes, EnerTech offers customization options for the SFC to tailor it to specific frequency conversion needs, including input/output frequency ranges, power ratings, and control features.

Yes, the converter includes built-in monitoring and control features accessible via web-based interfaces or network management systems for remote management and diagnostics.

Key factors to think about are the frequency conversion range, input and output voltage compatibility, power rating and capacity, efficiency and performance, protection features, remote monitoring capabilities, environmental suitability, and manufacturer reputation.

A static frequency converter can support a wide variety of loads, including motors, pumps, compressors, lighting systems, and other electrical equipment requiring precise frequency control. 

    Book A Call With Our Sales Expert

    Related Products

      Call Now Button