Close-up studio shot of a large synchronous alternator unit on a neutral dark surface, wound rotor visible through the end shield opening, precision machined steel housing under even controlled lighting, no shadows
Close-up studio shot of a large synchronous alternator unit on a neutral dark surface, wound rotor visible through the end shield opening, precision machined steel housing under even controlled lighting, no shadows
— Synchronous Alternators

5 kVA to 2500 kVA. Every Frame. Every Bearing Configuration.

Single-bearing and double-bearing synchronous alternators for diesel generator OEMs. Standard and brushless configurations, built and tested to the same specification your production line requires.

/ Product Range

Three Series. One Standard.

LSA Series
LDB Series
LBL Series

Single-Bearing Alternators

Double-Bearing Alternators

Brushless Configurations

5 kVA – 800 kVA. Directly coupled to diesel engines. IP23 / IP44 protection. Class H insulation. Stamford-compatible dimensions.

10 kVA – 2500 kVA. Flexible coupling for industrial drives. IP23 / IP55 protection. Class H insulation. Multiple voltage options.

20 kVA – 1250 kVA. Maintenance-free excitation. Integrated AVR. Suitable for standby and continuous-duty prime power.

Technical cross-section cutaway of a synchronous alternator showing wound stator, rotor assembly, and bearing housings under flat even studio lighting, precise engineering drawing aesthetic, white background, no shadows
Technical cross-section cutaway of a synchronous alternator showing wound stator, rotor assembly, and bearing housings under flat even studio lighting, precise engineering drawing aesthetic, white background, no shadows
+ Standard Specifications

Parameters OEM Engineers Verify First

Output range: 5 kVA – 2500 kVA. Voltage: 110 V – 690 V, single or three phase. Frequency: 50 Hz / 60 Hz. Insulation class: H. Protection: IP23 – IP55.

Winding pitch: 2/3 or full pitch. AVR: integrated or external. Coupling: SAE flange, direct or flexible. Certifications: CE, ISO 8528, IEC 60034 on request.

Each unit ships with dimensional drawings, factory test certificate, winding data sheet, and derating curves for altitude and ambient temperature.

Full Documentation. Direct Access to Engineering.

Send frame size, kVA requirement, and duty cycle. We respond with a datasheet, test certificate, and lead time within one business day.