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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
PESP Series DC Surge Protector (Standard)
PESP Series DC Surge Protector (Advanced)
PEDF Series DC Fuse
DC Contactor
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ABOUT PROJOY
ABOUT PROJOY
Projoy Electric Co., Ltd (PROJOY ELECTRIC) was founded in 2011 and headquartered in Suzhou, China. It is a pioneer manufacturer in China that focusing on providing protection, safety and metering products, such as DC Isolation Switch, Miniature Circuit Breaker, DC Surge Protector, Rapid Shutdown, Micro Inverter, Smart Electricity Meter and other accessory products for PV and Energy Storage System use. Today, Projoy has own two major business divisions ‒ intelligent electrical and power electronics.
Our Vision
Focusing on the concept of “Switch to Safety”, we will never stop innovating for a safer and smarter new energy world.
Our Mission
To continue our dedication to providing a wide range of well-designed safety products, exceptional customer service, and great experiences.
Years experience in PV & energy storage industry
R&D talents globally
Production Lines
Exported to more than 60 countries
Of China's mainstream energy storage inverter / PAck manufacturer are using Projoy's DC MCB.
Of China's mainstream inverter manufacturers are using Projoy's PV isolators.
Company Milestone
2011
Company Founded.
2012
Established DC lsolator R&D department in Suzhou, China.
2013
Overseas sales team established.
2014
Becoming the designated supplier for Goodwe, Growatt, Solis, etc.
2015
DC lsolator sereis own UL and other certification.
2016
Established MCB R&D department for energy storage system use.
2017
Product lines of RSD & Electric box established.
2018
String-level RSD into European market
SPD and electric box into South America market
Product Projects
PPOJOY Circuit Breaker
Model: PEBS-L Serise 160V, 63A
Location: Brazil
PPOJOY Circuit Breaker
Model: PEBS-H Serise 1000V, 63A
Location: USA
PPOJOY Isolating Switch
Model: PEDS150EL-25A DC Isolator
Location: Saudi Arabia
PPOJOY Array-Level Rapid Shutdown
Model: PEFS-EL Series (1-2 Strings)
Location: Germany
PPOJOY Array-Level Rapid Shutdown
Model: PEFS-EL Series (3-5 Strings)
Location: Ireland
PPOJOY Array-Level Rapid Shutdown
Model: PEFS-EL Series (1-2 Strings)
Location: Sweden
PPOJOY Panel-Level Rapid Shutdown
Model: PEFS-PL80P
Location: South Africa
PPOJOY Panel-Level Rapid Shutdown
Model: PEFS-PL80P
Location: Philippines
A professional electrical equipment manufacturer & Solar Safety Solution provider.
Copyright © 2025 Projoy Electric Co., Ltd.
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