28V Aircraft Power Supply
2. Input Voltage & Frequency: 3 Phase 380V, 50/60HZ
3. Output Voltage: 28.5V DC; Output Current: 800A, Max Current 2400A for 1 second
4. Type: DC rectifier, mobile with trolley
5. Ingress Protection Grade: IP21
6. Applications: wildly use in aircraft test and maintenance
7. Brand: ACSOON (support OEM)
8. Features: Provide external DC power for aircraft during ground maintenance, inspection or repairHigh efficiency(≥93),High overload capacity(200% for 30 seconds, 400% for 2 seconds), Various protection methods:(Over voltage,Over current,Over load,Over heat),Low noise during operation(less than 65dB within 1 meter)
- Product Description
28V Aircraft Power Supply: Reliable Power Solutions for Aviation
XI'AN JERRYSTAR INSTRUMENT CO., LTD is a leading manufacturer and supplier of 28v aircraft power supply systems. With over 15 years of experience in the aerospace industry, we offer cutting-edge power solutions that meet the highest standards of reliability and performance. Our product units are designed to provide stable, consistent power for critical avionics systems, ensuring safe and efficient aircraft operations.



Why Choose ACSOON for Your 28V Aircraft Power Supply Needs
At ACSOON, we understand the critical importance of reliable power in aviation. Our product systems are engineered to deliver:
- Uncompromising Quality: ISO 9001 certified manufacturing processes
- Compliance: Meet or exceed industry standards like DO-160 and MIL-STD-704
- Customization: Tailored solutions to meet specific aircraft requirements
- Reliability: Ruggedized design for harsh aerospace environments
- Technical Expertise: Dedicated support from our experienced engineering team

Technical Specifications
| Feature | Specification |
|---|---|
| Input | Three Phase: 200-440VAC (L-L) ±20%, customizable |
| Frequency | 40 - 70HZ |
| Output Voltage | DC28.5VDC (24V-32V adjustable) |
| Output Current | 50A to 1000A options |
| Voltage Regulation | ±1% |
| Power Factor | ≥0.9 |
| Efficiency | ≥85% |
| Ripple | <150mV, max 250mV (rms) |
| Display | VFD / LCD (Voltage, Current, Power) |
| Overload Capacity | 125% for 10 min, 150% for 60s, 200% for 10s |
| Protections | Overvoltage, Undervoltage, Current Limiting, Overheating, Short Circuit |
| Operating Temperature | -10°C to 50°C |
| Humidity | 10 - 95% |
| Altitude | <1800 meters |
| MTBF | 30,000 hours |
| MTTR | <30 minutes |
| Standards | EN61000-6-2:2005, GJB152A-97, MIL-STD-704F |
Application Areas
Our product systems are designed for a wide range of aviation applications, including:
- Commercial Airliners: Powering in-flight entertainment, galley equipment, and cabin lighting
- Military Aircraft: Supporting mission-critical avionics and communication systems
- Unmanned Aerial Vehicles (UAVs): Providing efficient power for surveillance and reconnaissance drones
- Helicopter Systems: Ensuring stable power for rotorcraft instrumentation and navigation
- Business Jets: Powering luxury amenities and essential flight systems
- Air Ambulances: Supporting life-saving medical equipment during transport
- Cargo Aircraft: Maintaining power for climate control and cargo handling systems
- Aerospace Test Equipment: Powering ground support and testing apparatus
- Aircraft Maintenance: Supplying power during maintenance and repair operations
- Avionics Development: Supporting the design and testing of new aircraft systems
Quality Control
At ACSOON, quality is paramount. Our rigorous quality control process includes:
- 100% component inspection
- Multiple stage testing during production
- Burn-in testing for reliability assurance
- Final performance verification before shipment
- Compliance with AS9100 aerospace quality standards

R&D Results
Our commitment to innovation has led to several breakthroughs:
- 30% increase in power density compared to previous models
- Advanced EMI shielding techniques for reduced electromagnetic interference
- Intelligent thermal management for extended operational life
- Modular design allowing for rapid customization and upgrades

Packaging and Transportation
We ensure the safe delivery of your 28v aircraft power supply through:
- Custom-designed shock-absorbing packaging
- Climate-controlled shipping containers
- Real-time shipment tracking
- Comprehensive insurance coverage

After-Sales Service
Our commitment to you extends beyond the sale:
- 24/7 technical support
- Comprehensive warranty coverage
- On-site maintenance and repair services
- Regular software updates and performance optimizations
Qualification Certifications
ACSOON's product systems are certified by:
- ISO 9001:2015 for Quality Management
- AS9100D for Aerospace Quality Management
- CE Marking for European Conformity
- FAA PMA (Parts Manufacturer Approval) for select models

Exhibitions
Meet us at these upcoming industry events:
- Paris Air Show
- Dubai Airshow
- Singapore Airshow
- NBAA Business Aviation Convention & Exhibition
FAQ
Q1: What is the typical lifespan of your product units?
A1: Our units are designed for a minimum lifespan of 50,000 operating hours under normal conditions.
Q2: Can your power supplies be customized for specific aircraft models?
A2: Yes, we offer customization services to meet the unique requirements of different aircraft platforms.
Q3: How quickly can you deliver replacement units in case of emergencies?
A3: We maintain a stock of ready-to-ship units and can often arrange same-day dispatch for urgent needs.
Q4: Are your 28V aircraft power supplies compatible with both AC and DC aircraft systems?
A4: Our power supplies are primarily designed for 28VDC systems but we offer converter options for AC compatibility.
Q5: What kind of warranty do you offer on your aircraft power supplies?
A5: We provide a standard 2-year warranty, with extended warranty options available upon request.
Contact Us
For more information about our 28v aircraft power supply solutions or to request a quote, please contact us at acpower@acsoonpower.com.












