The generators are popular around the world as stand-by power and a power source for construction sites.


Denyo has the No.1 market of engine-driven welders in Japan with low fuel consumption and low noise in addition to high welding performance and safety.


Denyo air compressors are designed space savings and high efficiency. Denyo has developed unique control technology.


We, Denyo Group have traditional management philosophy called “Benefits for Three Parties”.
This philosophy expresses our aim to prosper together with “the user”, “the seller” and “the manufacturer” through our products.

Denyo Trading Vietnam Co., Ltd. was established in February 2020 as 5th branch of Denyo Group in Asia.
We are positively developing our business as an important sales / service base in Vietnam.

We will satisfy Vietnamese customers with our products and services.

Connect with Denyo

Stadium advertising boards in TOKYO DOME

Denyo has put advertising boards on stadium walls.TOKYO DOME is one of the most famous stadiums in Japan. It is used not only for baseball games but for other sports, concerts and large-scale events.Denyo actively contributes to the development of the sports and culture.

New Product Introduction

The new model: DSA-32HK5 is a diesel generator outputs 30kVA(PRP) at 50Hz.It comes with an AMF (Automatic Mains Failure) controller as standard to start the generator automatically in case of a power failure. The combination of Denyo’s original alternator and AVR supplies high quality electricity equivalent to a commercial power supply.We highly recommend this model…

New Catalogue

DCA Series (3-Phase Diesel Generators) catalogue has been updated.Please download it from the link below. DCA-Series-EN-2023.pdf (

New Product: DC Generator

DC generator is in demand as a backup power source for BTS in an Off-grid area. Why DC generator?To build a simple and efficient power supply system, unifying the power source all DC is effective for the purpose. Advantages of Denyo DC generator1) Less-fuel consumption, Less- Co2The installed controller adjusts the engine speed according to…