Repair Aloka Alpha 10 High-voltage Board EP541800 1. Part number: EP541800 2. Compatible with Aloka Alpha 10 Ultrasound 3. With 60 days warranty 4. Maintenance time: 2-4 days Various GE/Philips/Siemens/Toshiba/Hitachi/Biosound ultrasonic boards are within our repair/maintenance range.