{"product_id":"50kw-100kw-free-energy-permanent-magnet-generator-220v-380v-brushless-generator-set-magnetic-generators-with-adjustable-motor","title":"50KW Permanent Magnet Generator — Low-RPM Alternator for Wind, Hydro \u0026 Off-Grid Power","description":"\u003ch2\u003eGenerate Power from Motion.\u003c\/h2\u003e\u003cp\u003eA permanent magnet generator (PMG) converts mechanical rotation into electrical power without requiring an external excitation source — the magnets are built in, so it generates electricity as soon as it spins. This 50KW unit is designed for low-RPM applications like wind turbines, micro-hydro systems, and other renewable energy installations where a large, efficient generator is needed to produce meaningful power output from slow-moving mechanical sources.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e50KW rated output\u003c\/strong\u003e — high-power generator suitable for large-scale off-grid or grid-tie renewable energy systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePermanent magnet design\u003c\/strong\u003e — no external excitation required; generates power immediately upon rotation without a separate field winding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-RPM operation\u003c\/strong\u003e — designed to generate useful power at low rotational speeds; ideal for direct-drive wind turbines and micro-hydro applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-phase AC output\u003c\/strong\u003e — three-phase output for efficient power transmission and compatibility with grid-tie inverters and rectifiers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh efficiency\u003c\/strong\u003e — permanent magnet design minimizes energy losses compared to wound-field generators\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction\u003c\/strong\u003e — industrial-grade housing and bearings for long-term outdoor installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-drive compatible\u003c\/strong\u003e — can be coupled directly to a turbine or water wheel without a gearbox in appropriate applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho It’s For\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWind turbine builders and installers who need a high-power, low-RPM generator\u003c\/li\u003e\n\u003cli\u003eMicro-hydro system builders who need an efficient generator for water wheel or turbine applications\u003c\/li\u003e\n\u003cli\u003eOff-grid property owners who need large-scale renewable power generation\u003c\/li\u003e\n\u003cli\u003eEngineers and system integrators building custom renewable energy installations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eMount the generator to your turbine or mechanical power source using the appropriate coupling or flange.\u003c\/li\u003e\n\u003cli\u003eConnect the three-phase AC output to a rectifier (for DC battery charging) or a grid-tie inverter (for AC output).\u003c\/li\u003e\n\u003cli\u003eConnect the rectifier or inverter output to your battery bank or grid connection.\u003c\/li\u003e\n\u003cli\u003eMonitor output voltage and power using appropriate metering equipment.\u003c\/li\u003e\n\u003cli\u003eEnsure the generator is properly grounded and protected from the elements for outdoor installation.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat RPM does it need to reach 50KW output?\u003c\/strong\u003e\u003cbr\u003eCheck the variant specifications for the rated RPM at full output. Low-RPM PMGs typically reach rated output at 100–500 RPM depending on the design — significantly lower than conventional generators that require 1500–3600 RPM.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it require a charge controller or inverter?\u003c\/strong\u003e\u003cbr\u003eYes — the three-phase AC output must be rectified to DC for battery charging (using a rectifier and charge controller) or converted to grid-compatible AC (using a grid-tie inverter). The generator alone does not produce usable household AC power without additional power electronics.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs installation complex?\u003c\/strong\u003e\u003cbr\u003eLarge-scale generator installations require mechanical engineering for proper coupling, electrical engineering for safe wiring, and compliance with local electrical codes. Professional installation is strongly recommended for a 50KW system.\u003c\/p\u003e","brand":"Authority Asset Brand","offers":[{"title":"Generator Set \/ 100KW Generator \/ 220V And 380V","offer_id":48361209135348,"sku":"14:350850#Generator Set;249:201446542#100KW Generator;35:353310#220V And 380V","price":1449.99,"currency_code":"USD","in_stock":true},{"title":"Generator Set \/ 100KW Generator \/ 380V Output","offer_id":48361209168116,"sku":"14:350850#Generator Set;249:201446542#100KW Generator;35:353309#380V Output","price":1449.99,"currency_code":"USD","in_stock":true},{"title":"Generator Set \/ 100KW Generator \/ 230V Output","offer_id":48361209200884,"sku":"14:350850#Generator Set;249:201446542#100KW Generator;35:353308#230V Output","price":1449.99,"currency_code":"USD","in_stock":true},{"title":"Generator Set \/ 100KW Generator \/ 220V Output","offer_id":48361209233652,"sku":"14:350850#Generator Set;249:201446542#100KW Generator;35:202578806#220V 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