DC power is becoming a central part of modern energy systems, from photovoltaic arrays and battery storage cabinets to EV charging equipment and industrial DC distribution panels.
DC Electrical Components is designed for PV, energy-storage and general DC systems.This series covers DC circuit breakers, fuse holders, isolator switches and DC surge protective devices. DC electrical components provide protections include over current, short circuit, electrical isolation failures, leakage and lightning surges. They are essential for safeguarding inverters, battery racks, combiner boxes, and EV chargers across residential, commercial & industrial, and utility-scale installations.
Zhejiang Soutya New Energy LLC is a leading manufacturer in China of high-quality DC electrical components. We manufacture our products entirely within our own facility, with all components produced using proprietary industrial equipment, including stamping machines, injection molding machines, and laser cutting machines. This integrated production model ensures comprehensive quality control at each stage of production. Every product undergoes a quality inspection before shipment . Soutya have ISO 9001, ISO 14001 and ISO 45001 management system certificates. Contact us today for inquiries.

AC Electrical Components is engineered for grid-tie, hybrid and general AC distribution systems. This series covers AC circuit breakers (MCB, MCCB, RCBO), knife switches and AC surge protective devices. AC electrical components provide protection against overload, short circuit, earth fault, arc flash and lightning surges. They are essential for safeguarding main distribution panels, sub-panels, EV chargers, energy-storage PCS and backup generators across residential, commercial & industrial, and utility-scale installations.
Zhejiang Soutya New Energy LLC is a Chinese manufacturer with 30 years of experience in AC electrical components manufacturing. Our factory occupies 40,000 square meters, employs over 300 people, and operates dozens of automated production lines. Soutya holds ISO 9001, ISO 14001 and ISO 45001 management-system certificates; the AC Electrical Components range is CE, CB approved for worldwide markets.We welcome you to visit our factory.

Quick Links: Select a Category
High-Performance Combiner Boxes for PV string aggregation and energy storage. Supporting 500V/1000V/1500V DC systems with built-in protection against arc-faults, surges, and over-voltage. Ideal for residential, C&I, and utility-scale solar projects.
PV Complete Equipment is engineered for utility-scale solar plants, hybrid micro-grids and distributed generation. This series covers grid-connected boxes, monitoring boxes, transformers and prefabricated cabins. PV complete equipment delivers protections against over-voltage, under-voltage, islanding, arc-fault, surge and environmental ingress. They are essential for centralizing inversion, stepping-up voltage, metering energy and safeguarding MV/HV switchgear across residential, commercial & industrial, and utility-scale installations.
Zhejiang Soutya New Energy LLC is a factory that specializes in the manufacturing and sales of PV Complete Equipment. Soutya Electric brings together engineers from various professional fields such as industrial electrical automation control and computer science. The team has rich experience and efficient collaboration, and owns multiple independent intellectual property rights. The company actively cooperates with industry-leading professional research institutions and enterprises for technological development, providing services for power safety supervision and intelligent power operation platforms.Welcome to inquire.

Charging Pile is designed for residential, commercial and fleet EV charging networks. This series includes AC charging piles/guns (2–14 kW) and DC charging piles (30–720 kW). Charging piles provide protections against over current, over voltage, under voltage, earth fault, surge, leakage and over temperature. They are essential for safeguarding vehicles, batteries, distribution panels and energy-storage systems across residential, commercial & industrial, and utility-scale installations.
Zhejiang Soutya New Energy LLC is located in Yueqing city, Wenzhou,Zhejiang Province known as the capital of electrical appliances in China. Soutya factory covers an area of 40,000 square meters and has more than 50 production lines. Soutya is a strong and experienced manufacturer and supplier in the Charging Pile field. We have served hundreds of customers in this area. In China's rapidly growing Charging Pile sector, we have extensive experience in dealing with various issues related to Charging Piles. We believe that we can provide more professional services to customers in the global Charging Pile field.

PV Rapid Shutdown Device is designed for NEC 2017/2020 compliance and fire-safety shutdown of PV arrays. This series covers module-level rapid shutdown devices and string-level rapid shutdown devices. PV rapid shutdown devices provide protections against DC arc-fault, emergency-voltage retention, fire-fighter shock hazard and rapid system isolation. They are essential for safeguarding rooftop strings, inverters, battery racks and emergency responders across residential, commercial & industrial, and utility-scale installations.
Zhejiang Soutya New Energy LLC is one of the few manufacturers in China to develop rapid shutdown devices early in the industry. We have a mature technical team and are ISO 9001, ISO 14001, and ISO 45001 certified. Rapid shutdown devices have passed CE certification.Welcome to inquire.

DC power is becoming a central part of modern energy systems, from photovoltaic arrays and battery storage cabinets to EV charging equipment and industrial DC distribution panels.
A good Charging Pile is not simply a box that delivers power. It is a long-term infrastructure choice that affects charging speed, user safety, installation cost, maintenance pressure, and the overall experience for drivers, property managers, and fleet operators.
In practical solar design, many project delays and field failures come from details that seem small on paper but turn serious on site. Cable clutter, inconsistent protection, difficult troubleshooting, and unclear string management can all reduce confidence in a PV installation.
The main differences between DC circuit breakers and AC circuit breakers include differences in arc extinguishing principles, contact systems, trip characteristics, voltage levels, and typical application scenarios.
when purchasing photovoltaic circuit breakers, it is necessary to choose the appropriate type and specifications according to actual needs to ensure the normal operation and safe operation of the system.
SNEC 2025 has officially come to a close, yet the wave it created across the global clean-energy scene is only just beginning. At the heart of this year’s gathering, Sangtian New Energy stepped onto the world stage and left an indelible mark—proving that safety-driven innovation can be as bold as it is beautiful.
Learn how automatic reclosing miniature circuit breakers from soutyaele improve power reliability, reduce downtime, and support smart grid integration.
Guide to DC Isolator Box IP65 Enclosure Three Strings: IP65 protection, selection criteria, and technical standards for solar professionals. Featured from soutyaele.com.
Comprehensive guide to 1140V AC Molded Case Circuit Breaker: critical for mining and heavy industry. Covers technical parameters, standards, selection criteria, and sourcing from Soutyaele.com.
Article explains what a 1500V DC firefighter safety switch is, where it is installed (rooftop PV, battery storage, combiner boxes), how it meets rapid shutdown standards like NEC 690.12, and what feat
Learn the importance of a 1000V firefighter safety switch for solar installations, covering its role in emergency disconnect, NEC 690.12 compliance, technical features, and selection criteria for comm
Explore the features and benefits of the 690V AC Combiner Box 4 In 1 Out, designed for efficient power consolidation in industrial and renewable energy systems.