



Sincro PMG140K Series: Permanent Magnet Air-Cooled Alternators for Micro CHP
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Sincro PMG140K Series: Permanent Magnet Air-Cooled Alternators for Micro CHP
Next-Generation Permanent Magnet Technology for Micro-Cogeneration
When it comes to modern Combined Heat and Power (CHP) engineering, extracting every ounce of efficiency in a compact footprint is the ultimate goal. The Sincro PMG140K Series of Permanent Magnet Air-Cooled Alternators is designed precisely to meet this challenge.
Utilizing advanced Neodymium-Iron-Boron (NdFeB) radial flux magnets, these 3-phase, 18-pole generators deliver exceptional electrical efficiency and an outstanding power-to-weight ratio. Unlike traditional fixed-speed alternators, the PMG140K operates across a wide variable speed range (1000 to 3000 RPM), allowing micro-CHP systems to dynamically adapt to varying thermal and electrical loads while maintaining optimal fuel efficiency.
Key Advantages in CHP Systems
Maximum Electrical Efficiency: High-grade NdFeB permanent magnets reduce internal rotor losses, yielding efficiency ratings of up to 92.9%.
Ultra-Compact & Light Construction: The brushless, magnet-rotor design drastically reduces the generator’s weight and physical envelope, making it ideal for tight micro-CHP cabinet installations.
Exceptional Power-to-Weight Ratio: Delivers high power density, maximizing electrical output (up to 16 kWe) without overloading your system’s structural frame.
Easy Assembly & Low Maintenance: A simple, rugged physical design ensures quick mechanical integration and virtually zero wear-and-tear rotor maintenance.
Technical Features & Specifications
Magnet Rotor Technology: NdFeB (Neodymium) permanent magnets with radial flux configuration.
Variable Speed Capabilities: Engineered to operate efficiently across variable speeds from 1000 RPM up to 3000 RPM.
Robust Thermal Tolerances: Class H insulation designed for high-temperature continuous duty (S1 40/125°C).
Flexible Engine Coupling: Compatible with standard SAE or J609b configurations.
Environmental Protection: Dual rating options of IP20 / IP23 casing.
Customizable Options
Customized shaft and mechanical coupling executions
Embedded PT100 and specialized thermal sensors
High-precision Hall speed sensors for accurate RPM feedback
Loose rectifier bridge for external AC-to-DC conversion
CSA/UL certifications for North American compliance
Why Choose Sincro Permanent Magnet Alternators?
Designed and manufactured in Europe by the Soga Energy Team, Sincro alternators embody over 55 years of premium rotating electrical machine expertise. By integrating the PMG140K air-cooled variable-speed generator into your micro-CHP units, you guarantee an ultra-compact, high-performing, and reliable energy solution built for 24/7 sustainable power.
8 weeks delivery
Technical Specifications
Sincro PMG140K Technical Specifications (S1 40/125°C cl. H)
The table below outlines the performance matrix of the PMG140K models at various operational speeds:
| Model | 1000 RPM Output | 1000 RPM Efficiency | 2000 RPM Output | 2000 RPM Efficiency | 3000 RPM Output | 3000 RPM Efficiency |
| PMG140K/18-25 | 1.3 kWe | 85.7% | 3.2 kWe | 87.6% | 5.0 kWe | 88.7% |
| PMG140K/18-40 | 2.4 kWe | 90.3% | 5.7 kWe | 91.2% | 9.0 kWe | 91.7% |
| PMG140K/18-50 | 3.0 kWe | 90.9% | 7.0 kWe | 91.8% | 11.0 kWe | 92.3% |
| PMG140K/18-80 | 4.3 kWe | 91.9% | 10.0 kWe | 92.5% | 16.0 kWe | 92.9% |
Download catalog
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