– The green hydrogen challenge
Rectifier systems for large-scale electrolysis
At FRIEM, we design and manufacture high-quality power supply units (PSUs) to power electrolysers for green hydrogen production. Being robust, efficient and purpose-built, FRIEM PSU pairs with the main electrolytic cells’ technologies (alkaline, PEM and SOEC).
It can be delivered fully equipped with a rectifier transformer, DC no load isolators, a thyristor rectifier, automatic harmonic filters, a heat exchanger, polarisation rectifier, cooling cabinet and control cabinet, a power factor compensation and harmonic filtering system (depending on power quality requirements).
For a minimised footprint and simplified on-site setup, we offer containerised or skid-mounted PSUs, fully assembled and ready for use.
– Features of our
solutions
– Plug and play solution
– Technical support during the whole lifecycle of the plant
– Low impact on the supply voltage grid
– High efficiency of the system
– Easy maintenance for each component
– Reduced footprint
– Green Hydrogen
Our solutions for hydrogen production
HyCon Station
Powered by cutting-edge, multilevel IGBT inverter technology, the HyCon Station is a reliable, outdoor-ready plug-and-play solution for industrial environments. Its efficient forced-air cooling system ensures optimal performance.
AFE technology enables AC/DC power conversion with high performance in terms of power quality on the power grid, without needing additional filter systems, thus reducing system complexity.
HyRec Station
Built on reliable multi-pulse SCR technology (6/12pulses per converter, expandable for multiple units), this PSU enables high DC current values whilemaintaing a compact footprint and high reliability.


HyDuo Station
It consists of a double conversion step: AC/D via diode/thyristor bridge (12 pulse) and a DC/DC chopper to adapt the DC Output voltage to the load demand.
This solution allows to simultaneously achieve high output currents and excellent performance in terms of both DC ripple to the electrolyser and power quality to the grid.
HyRec Scale
Derived from the core business of chlor-alkali systems, this solution is mainly applied to powering alkaline electrolysers.
Developed using thyristor technology, a single unit can be sized for the independent power supply of multiple electrolysers (up to 60 MVA per single PSU).

Industrial Hydrogen Rectifier – Reliable Power for Electrolysers
At Anugerah Indah Perdana, we provide advanced industrial hydrogen rectifiers designed to deliver stable, efficient, and reliable power for hydrogen electrolyser applications. Our solutions ensure consistent voltage and current, enabling safe and optimized green hydrogen production in industrial settings.
Why Choose Our Industrial Hydrogen Rectifiers?
An industrial hydrogen rectifier is essential for converting AC power into precise DC power required by electrolysers. Our systems are engineered for industrial applications and offer:
• High efficiency – reduces energy loss during hydrogen production.
• Precision control – maintains stable voltage and current for optimal electrolyser performance.
• Durability – built to withstand demanding industrial conditions.
• Scalability – suitable for both small-scale and large-scale hydrogen projects.
Applications
Our industrial hydrogen rectifiers are widely used in:
• Large-scale green hydrogen production facilities
• Industrial electrolysis processes
• Research and development laboratories
• Energy storage and power-to-gas applications
Advantages for Your Hydrogen Projects
By integrating our rectifier systems, you gain:
• Reliable and uninterrupted power for electrolysers
• Energy-efficient operation to reduce operational costs
• Easy integration with existing industrial power infrastructure
• Compliance with safety and quality standards
Get Your Industrial Hydrogen Rectifier Today
Whether you are launching a new hydrogen project or upgrading your existing power system, our industrial hydrogen rectifiers provide the dependable power needed for efficient and sustainable hydrogen production. Contact Anugerah Indah Perdana to learn how our solutions can optimize your electrolysis operations and support your green energy initiatives.
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FRIEM Hydrogen solutions
Converters for green hydrogen production
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+62 21 2252 3689
+62 21 2252 3690
Customer Service
Email : sales@anugerahindahperdana.co.id
Green Lake City, Rukan Sentra Niaga Blok G No. 10, Jakarta 11750 – Indonesia
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