Product Introduction
Professional R&D & Manufacturing: As a professional rectifier module manufacturer based in China, we independently design and produce high-efficiency 48V/220V AC-DC rectifier charging modules. Backed by mature manufacturing techniques and strict quality standards, our modules deliver consistent and reliable performance, ideal for industrial and telecom power systems worldwide.
Advanced Core Technology: Equipped with modern DSP intelligent control and dual-tube forward switching technology, this module reliably converts 220V AC mains power to stable 48V DC power. It features adjustable output voltage and current, which easily matches various battery bank specifications and meets diverse DC power system operation needs.
Stable Parallel Operation: Designed with fully isolated internal circuits, the module supports automatic current sharing when multiple units work in parallel. It eliminates power output deviation and equipment mutual interference, ensuring stable and unified power supply for the entire DC system.
Strong Harsh Environment Resistance: Built with a fully sealed aluminum alloy casing and internal potting treatment, the module offers excellent dustproof, waterproof and anti-electromagnetic interference performance. It can run continuously and stably in high-temperature, low-temperature, humid and dusty industrial and outdoor conditions.
Certified High-Performance Design: All our modules comply with CE and ISO international safety standards. With high power density, low energy consumption and wide compatibility, they serve as core power supply components for industrial DC panels, telecom base stations and emergency backup power systems.
Our Service Advantages
Full Customization Service: We are a direct factory providing one-stop OEM and ODM customization solutions. We can adjust output voltage, current, port types and mounting dimensions based on your project requirements, solving personalized power supply demands for different industrial and telecom projects.
Strict Quality Assurance: We conduct full-process quality inspections covering raw material selection, production processing and finished product testing. Our modules feature ultra-low failure rates and long service lifespans, helping global clients effectively reduce later operation, maintenance and replacement costs.
Superior System Stability: The module supports N+1 redundant backup design. Multiple units can operate in parallel without mutual impact, achieving 24/7 uninterrupted power supply and effectively preventing system power failure risks.
Global Export Support: We serve bulk export clients across Southeast Asia, the Middle East, Europe and other regions. We provide complete export documents, flexible logistics solutions and door-to-door delivery cooperation to streamline your procurement process.
Reliable After-Sales & Technical Support: We offer 24/7 online technical consultation, professional on-site installation guidance and long-term warranty services. Our overseas technical team provides remote debugging and fault diagnosis to resolve your on-site operation issues in a timely manner.
Application Scenarios
Telecommunication Industry: Perfect for 5G macro base stations, micro base stations, indoor distribution systems and outdoor telecom power cabinets. It delivers stable and continuous DC power for signal transmission equipment, ensuring year-round normal operation of communication base stations.
Power Industry: Widely used in substation communication panels, power dispatching equipment and embedded integrated power systems. It stabilizes power supply for power communication devices and guarantees safe and efficient operation of grid supporting facilities.
New Energy Industry: Suitable for residential photovoltaic energy storage, small commercial and industrial energy storage systems, and off-grid wind-solar hybrid power generation equipment. It enables intelligent battery charging management and power load regulation to improve overall energy utilization efficiency.
Transportation Industry: Provides stable power supply for subway and tunnel communication signal systems, as well as wall-mounted power equipment along railway and highway base stations, supporting reliable transportation communication and signal guidance.
General Industrial Applications: Applicable to industrial equipment monitoring, security surveillance systems and emergency communication power supply scenarios. It is a universal, high-reliability core component for various DC power supply systems.
Customer Cases
Southeast Asia 5G Base Station Project: In 2025, we supplied bulk 48V high-power rectifier modules to a major telecom operator in Southeast Asia. Our modules solved local unstable power supply issues, adapted to the regional hot and humid climate, and maintained long-term stable operation for 5G base station facilities, earning high customer recognition.
Middle East PV Energy Storage Project: A new energy company in the Middle East customized our 220V-to-48V rectifier modules for local photovoltaic energy storage power stations. The modules adapt well to the local high-temperature and dusty environment and feature high power conversion efficiency, successfully cutting the overall energy consumption cost of the power station.
Global Power Engineering Supporting Projects: Our standard rectifier charging modules are widely supplied to professional power engineering companies worldwide for substation DC panel supporting projects. The equipment has achieved zero operational failures during three years of continuous use, securing long-term stable orders.
Long-Term Global Partnerships: With reliable product quality, flexible customized solutions and factory-direct pricing, we have built stable cooperative relationships with engineering contractors and power equipment distributors in over 30 countries worldwide.
FAQ
1. What input and output specifications does this module have?
This rectifier charging module supports 220V wide-range AC input and stable 48V DC output. The output voltage and current are adjustable to fit different project needs. Multiple modules can be connected in parallel to support high-power load requirements, compatible with most standard 48V DC power systems and battery charging devices.
2. Can this module operate reliably in harsh outdoor environments?
Yes. Adopting a fully sealed aluminum alloy casing and internal potting design, the module features excellent dustproof, waterproof, high-temperature resistant and anti-interference performance. It can work stably for long periods in hot, cold, humid and dusty outdoor and industrial working conditions.
3. Do you support OEM and custom solutions?
Absolutely. As a direct manufacturer, we provide full-scale customization services, including parameter adjustment, port modification, size optimization and logo printing. We support OEM and ODM cooperation and can develop exclusive power supply solutions based on your engineering standards and application scenarios.
4. What is your warranty and after-sales policy?
We provide a 3-year official product warranty and lifelong free technical support. Free repair and replacement services are available for non-artificial damaged products within the warranty period. We also offer remote debugging, fault diagnosis and installation guidance to ensure your equipment runs properly.
5. What are your module’s advantages over similar products?
Our module adopts advanced DSP control technology, achieving up to 96% high conversion efficiency and ultra-low no-load power loss. It supports automatic current sharing and N+1 redundant backup for higher system stability. Meanwhile, we offer factory-direct prices, complete export certifications and fast bulk delivery, providing higher cost performance for global bulk purchasers.
