Who We Are
SiModule is a professional manufacturer specializing in high-performance open-frame power modules. We focus on isolated DC-DC converter modules and AC-DC power solutions that deliver excellent reliability and outstanding value.
Established in 2016 and located in Shenzhen, China — the heart of global electronics manufacturing — SiModule combines deep technical expertise with efficient production to serve customers worldwide.
Our Story
Founded in 2016 by a team of power electronics veterans, SiModule was built on the belief that engineers deserve better options: high-quality power modules that match the performance of international brands while offering significantly better cost-effectiveness.
With “In Silicon We Trust” as our guiding principle, we are committed to delivering stable, reliable, and innovative power conversion solutions that our customers can depend on.
Today, SiModule has grown into a trusted partner for companies in industrial automation, medical equipment, photovoltaic inverters, battery management systems (BMS), and other demanding applications.
Our Strengths
- Direct Factory Advantage
As a true source manufacturer with our own 5,000㎡ production facility in Shenzhen, we eliminate middlemen and pass the savings directly to our customers. We operate 8 advanced SMT lines and are equipped with fully automatic testing systems and burn-in test facilities, enabling a monthly production capacity of 500,000 pieces. - Strong R&D Capability
Our team consists of more than 40 employees, including over 10 dedicated R&D engineers with extensive experience in power module design. We specialize in fixed ratio, wide input voltage, No-opto, and high-efficiency topologies to meet evolving market requirements. - High-Performance, Cost-Effective Alternatives
Our open-frame power modules are designed as reliable, high-performance alternatives to brands such as RECOM and Murata. Customers benefit from pin-to-pin compatibility or functional equivalence while achieving substantial cost savings without sacrificing quality or reliability. - Certified Quality Assurance
All SiModule products comply with CE, RoHS, and REACH standards. Every module undergoes strict electrical testing, isolation verification, burn-in test, and EMC checks before shipment, ensuring consistent performance and safety. - Flexible OEM/ODM Support
We offer not only standard catalog products but also customized solutions tailored to your specific technical and commercial needs. From minor modifications to full custom designs, our engineering team provides fast and professional support.
Our Products
We specialize in open-frame power modules, including:
- Fixed Ratio Isolated DC-DC Modules
- Wide Input Voltage Isolated DC-DC Modules (4:1 / 8:1 input range)
- No-Opto Isolated DC-DC Converters
- Compact AC-DC Open-Frame Power Supplies
These solutions are widely adopted in industrial control systems, medical instrumentation, solar PV inverters, energy storage, and battery management (BMS) applications.
Our Commitment
At SiModule, “In Silicon We Trust” means we stand behind every product we deliver. We are dedicated to building long-term partnerships based on trust, reliability, consistent quality, and responsive support. Your success in the market is our ultimate goal.
Partner with SiModule
Whether you are seeking cost-effective alternatives to international brands or a reliable power module manufacturer for new product development, SiModule is ready to support your project from prototype to mass production.
Contact our technical sales team today to discuss your requirements. We look forward to growing together with you.