Products

PV Safety Products

DC Circuit Breaker

DC Isolating Switch

AC Connector

Electric Box

DC Power Distribution Components

AC Power Distribution Components

EV Charger

Energy Storage

Rapid Shutdown Device

Optimizer

Micro Inverter

PEBS-S Series Miniature Circuit Breaker

PEMC Series Molded Case Circuit Breaker

PEBS-L Series Miniture Circuit Breaker

PEBS-H Series Miniture Circuit Breaker

PEBS-L-125(UL1077) Miniture Circuit Breaker

PEBS-H-50 Miniture Circuit Breaker

PEBS-H Series Weatherproof Enclosure

PEDS-H-R F (1500V; 50A, 63A) Series

PEDS-H (1500V;40A, 50A) Series

PEDS (1500V,16~32A) Series

PEDS (1500V,40~55A)Series

PEDSC Cage Type DC Isolator

PEDS-EL / PEDSC-EL（16~32A; 40~55A）Series

AC connector

EPS Box

PEDB AC Electric Box

PEJB DC Electric Box

PEJDB DC&AC Electric Box

PESP Series DC Surge Protector (Standard)

PESP Series DC Surge Protector (Advanced)

PEDF Series DC Fuse

DC Contactor

PEEM Series Smart Power Meter

PEM Series AC Miniature Circuit Breaker

PEL Series Residual Current Protector

PEEM Data Transfer Unit

PECS Changeover Switch

PEATS CB Class Automatic Transfer Switch

PER Series AC Surge Protector

RCBO

EV Charger

All-in-one ESS

Prohub DC Coupled Storage

Hybrid Microinverter

Micro AC Coupled Storage
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Service & Support
About Projoy
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A Quick Look at Projoy’s Miniature Circuit Breaker Family

Projoy Electric offers a full range of DC miniature circuit breakers (DC MCB) to fulfill your needs of establishing a fine electrical protection solution. The PEBS Series DC MCB are non-polar bidirectional design, and come with selection models of one pole to 4 poles, making the little gadget highly compatible and reliable in the PV and energy storage systems.

PROJOY DC MCCB: Why and How to Apply?

Projoy EV Charger: Power Up and Charge Your Car

More News

Mar 13,2025

PV Combiner Box: A Vital Component in Solar Power Systems

Solar energy systems rely on a network of components to efficiently convert sunlight into usable electricity. One critical yet often overlooked device in this chain is the photovoltaic (PV) combiner box. This article explains what a PV combiner box does, how it works, and why it is essential for both safety and performance in solar installations.

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Feb 18,2025

Construction of PROJOY New Factory Begin

On February 18, the groundbreaking ceremony for PROJOY’s new factory was held in Xiangcheng District, Suzhou.

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Jan 26,2025

Construction of PROJOY’s New Facility Is Underway

We are pleased to announce that the construction of PROJOY’s new factory will start right after the Chinese Spring Festival 2025. As the first “Constructing Immediately After Land Acquisition” project to be implemented in Suzhou-Xiangcheng Cooperation Zone in 2025, it covers a total area of 25 acres (33,014 square meters) and will include PROJOY's offices, production lines and warehouses.

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Jan 20,2025

PROJOY Optimizer Making PV System More Efficient

With the growing global demand for renewable energy and the improvement of environmental awareness, PV systems has become more and more popular.

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