Products

The SYDSC-32 DC Drawout-Type Isolator Switch, supplied by China-based manufacturer Zhejiang Soutya New Energy LLC, provides 1 500 V DC, 32 A switching capability with 1 200 A short-circuit make-proof rating for solar combiner boxes and DC distribution systems.
▶ Compact structure and modular design. Each circuit is independently arranged on a separate layer, ensuring greater safety.
▶ Double-contact rotary connection with self-cleaning design, which extends the product lifespan.
▶ Tunnel-style wiring, offering flexibility and convenience.
▶ Strong environmental adaptability, capable of operating reliably in the temperature range of -40 to 85 °C.
▶ Applied in photovoltaic combiner boxes and photovoltaic grid-connected systems.

SYF5-50P DC 1500V Fuse holder supplied by China manufacturer Zhejiang Soutya New Energy LLC, is a dedicated over-current protection device commonly deployed in string combiner boxes of larger commercial rooftops, agricultural-greenhouse or medium-scale ground-mounted PV plants rated 30–50 kW and above.
Key Features
Light indication, clearly know the state of fuse wire.
Open the handle, it can be pulled upwards, easier to replacing the fuse wire.
Rivet plus ultrasonic welding more solid, wiring does not split.
Application in PV combiner box.

The SYF5-DC 1000V Fuse Holder from Soutya offers reliable protection with CE certification. Contact us today for a competitive quotation!, supplied by China-based manufacturer Zhejiang Soutya New Energy LLC, provides 1000 V DC, 2–32 A protection with 20 kA breaking capacity for solar combiner-box.
Key Features
Light indication, clearly know the state of fuse wire.
Open the handle, it can be pulled upwards, easier to replacing the fuse wire.
Rivet plus ultrasonic welding more solid, wiring does not split.
Application in PV combiner box.

The SYMM3Z DC Molded Case Circuit Breaker, supplied by China manufacturer Zhejiang Soutya New Energy LLC, is a dedicated 1500 V DC moulded-case circuit-breaker engineered for over-current and short-circuit protection in large commercial rooftops, agricultural-greenhouse or utility-scale ground-mounted PV plants rated 50 kW and above.
▶ No positive or negative polarity distinction, easier to installation.
▶ Unique arc extinguishing design with short flying distance.
▶ Applied in industrial and commercial energy storage DC side protection, PV combiner box.

The SYB5-80 DC miniature circuit breaker, supplied by China-based manufacturer Zhejiang Soutya New Energy LLC, provides protection for AC 230/400V and DC 300~1200V circuits.
Key Features
▶ Common for AC and DC (AC230/400V、 DC300~1200V)
▶ No positive or negative polarity distinction, bidirectional protection, easier to installation.
▶ High breaking short arc, higher safety.

The SYB5-40P High Voltage DC Miniature Circuit Breaker, supplied by the China-based manufacturer Zhejiang Soutya New Energy LLC, provides 1 500 V DC circuit protection.
Key Features
• High-voltage capability: single-pole 500 V DC, up to 1,500 V DC—fewer strings, lower cost.
• Non-polarized, bidirectional protection for faster, easier installation.
• Double-break contacts with extra-wide contact gap for superior safety.
• Ideal for DC combiner boxes in photovoltaic systems.