One-stop purchase services

Professional supplier of power supply products

Design and R&D Services

Our Design & R&D team works closely with global partners to create tailored energy solutions that meet diverse market needs. From concept planning to engineering validation, we ensure every product is built with precision, innovation, and long-term reliability.

 

◼ What We Offer

Congsin's Areas of Expertise

At Congsin, design and R&D form the core of all our inverters and energy conversion solutions. Leveraging 27 years of engineering expertise, a comprehensive in-house technical team, and a mature production system, we deliver customizable, mass-producible, high-reliability power designs for diverse applications. We ensure safety, stability, and performance fully meet customer market demands.

01

Inverter Design Services

Requirements Analysis - Congsin
Requirements Analysis
Define design parameters, target performance, and application constraints through in-depth customer needs analysis.
Electrical & Thermal Design - Congsin
Electrical & Thermal Design
Comprehensively optimize circuit topology, power module design, PCB layout, and thermal structures to ensure inverter safety, reliability, and efficiency.
Structural Design & System Integration - Congsin
Structural Design & System Integration
Optimize mechanical structures, thermal management, and wiring layouts based on application scenarios and product positioning for optimal compatibility.
Prototype Development and Iterative Optimization - Congsin
Prototype Development and Iterative Optimization
Provide rapid prototype development with multiple rounds of performance and stability validation, enabling seamless transition from design to mass production.
International Standards Compliance - Congsin
International Standards Compliance
All designs meet international certification requirements (CE, FCC, ROHS, etc.), ensuring global market access.

02

Our R&D Focus Areas

✧ High-Efficiency Inverter Topology Development (>94% conversion efficiency)
✧ Intelligent control algorithms (load adaptive)
✧ High-frequency switching technology
✧ Low-noise and low-ripple optimization
✧ Next-generation thermal management innovations
✧ Industrial-grade firmware control development

03

Key Technical Advantages

✧ Multi-mode output (Off-Grid)
✧ Intelligent protection algorithms with self-recovery
✧ AI predictive load algorithms
✧ Smart monitoring platform (APP)
✧ Low standby power consumption < 1W

Inverter R&D Capabilities Showcase

Congsin maintains a comprehensive R&D system featuring simulation labs, EMC labs, automated testing platforms, dedicated firmware development teams, and high-precision calibration instruments.

Demonstration of Inverter R&D Capabilities-04 - Congsin
Demonstration of Inverter R&D Capabilities-02 - Congsin
Demonstration of Inverter R&D Capabilities - Congsin
Demonstration of Inverter R&D Capabilities-01 - Congsin

Your Product, Our Expertise: Congsin’s Customization Process

Our structured customization process ensures every product meets your exact requirements, from initial concept to post-sales support.

01

Requirements Research

Application scenario analysis, power specifications, certification requirements.

02

Concept Design

Electrical architecture + structural solutions + cost evaluation.

03

Engineering Development

PCB layout, firmware programming, protection system design.

04

Prototyping & Testing

Functional testing, thermal rise testing, EMC pre-inspection.

05

Certification Support

CE / ROHS / FCC certification documentation and preparation.

06

Mass Production

Full-process manufacturing and quality tracking.

07

Post-Sales Engineering Support

Firmware optimization and long-term technical services.

Application-Driven Engineering

From residential PV storage to commercial and industrial energy systems, we provide cutting-edge solutions engineered to meet diverse power demands.

Off-Grid Cabin Solar Power System For Remote Home - Congsin
Residential PV storage systems
Power Inverter Tailored for backup-power - Congsin
Industrial-grade backup power systems
Power Inverter for RV, Reliable Energy and Safety Journey - Congsin
RV / Marine / Mobile energy solutions
Power Inverter Tailored for Telecom - Congsin
Communication power systems
Power Inverter Tailored for retail-office - Congsin
Commercial energy storage systems
bg (1) - Congsin
Grid-scale conversion modules
Discover our advanced power supply solutions tailored to your needs. Contact us today for personalized consultation and unbeatable service.
Customization - Congsin

The Latest News of Congsin

Check out our newest announcements, product launches, and market insights to keep your business moving forward.

Pure sine wave inverter for 24V truck power system - Congsin
24V Truck Power Systems: Cab Loads, Battery Protection and Long-Distance Operation
Aug 07, 2026
A 24V truck power system should not be approved from inverter wattage alone. For long-distance operation, cab electronics, mobile work devices, communication equipment and selected professional loads, the project must confirm the truck DC architecture, battery source, engine state, cab load model, battery reserve rule and representative test result. This guide focuses on how to qualify a 24V truck power configuration for cab loads, engine-off or engine-running operation, long-distance duty cycles, sample approval and fleet configuration control.
07
Aug
24V Truck Power Systems: Cab Loads, Battery Protection and Long-Distance Operation
Pure sine wave car inverter powering professional vehicle electronics - Congsin
Vehicle Load Qualification for Pure Sine Wave Car Inverters
Aug 05, 2026

Vehicle power planning is not only a question of inverter wattage. For electronics, chargers, selected tools and mobile work, buyers need to qualify the vehicle DC source, classify the load, review startup demand, decide whether pure sine wave output should be prioritized and validate the complete configuration before sample approval.

This guide focuses on pure sine wave car inverter load planning for vehicle projects. It helps distributors, fleet operators, system integrators, vehicle project teams and commercial buyers build a load qualification record, assign sample approval status, lock the approved configuration and prepare RFQ and handover information. It does not rank inverter models, replace installation design or guarantee compatibility for every vehicle or device.

05
Aug
Vehicle Load Qualification for Pure Sine Wave Car Inverters
Battery runtime estimation using Ah Wh conversion for pure sine wave inverter systems - Congsin
Inverter Battery Runtime Estimation: Converting Ah and Wh into Practical Operating Time
Aug 04, 2026
This guide explains how B2B buyers can estimate pure sine wave inverter battery runtime by converting battery Ah into Wh, adjusting nominal energy into usable energy, and comparing that energy with real AC loads. It defines calculated runtime, protection-limited runtime and approved operating time, then shows how duty cycle, inverter efficiency, self-consumption, discharge rate, DC current, field conditions and representative testing affect practical results. The goal is not to promise a fixed number of hours, but to help distributors, integrators and commercial buyers prepare runtime calculations, RFQ inputs and sample-approval records for solar, backup and off-grid power projects.
04
Aug
Inverter Battery Runtime Estimation: Converting Ah and Wh into Practical Operating Time
Pure vs modified sine wave inverter engineering comparison - Congsin
Pure vs. Modified Sine Wave Inverters: Engineering Selection Guide
Jul 31, 2026
This engineering selection guide helps B2B buyers compare pure sine wave and modified sine wave inverters by load compatibility, startup behavior, noise, heat, system testing and commercial project risk. It explains how to build a load profile, evaluate waveform-related uncertainty, test the complete battery-inverter-load system, request supplier evidence and prepare RFQ requirements before sample approval or volume deployment. Exact inverter parameters, certification scope, compatibility, pricing, MOQ, lead time, warranty and service terms should be confirmed for the quoted model and project.
31
Jul
Pure vs. Modified Sine Wave Inverters: Engineering Selection Guide

Get in Touch With Congsin

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If you are interested in our products/custom services or have any questions, please let us know so that we can better assist you.

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