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GL3-315 DC Isolator 2P 1000VDC 1500VDC 200A 250A 315A 2 Pole PV Switch disconnector Socomec similar 1500V DC Load Break Switch
GL3-315 DC Isolator 2P 1000VDC 1500VDC 200A 250A 315A 2 Pole PV Switch disconnector Socomec similar 1500V DC Load Break Switch

GL3-315 DC Isolator 2P 1000VDC 1500VDC 200A 250A 315A 2 Pole PV Switch disconnector Socomec similar 1500V DC Load Break Switch

Whether the smart:NO
Brand Name:Newtrend
Place of Origin:China
Max. Current:100A, 125A, 160A, 200A, 250A, 315A
Model Number:GL3-315/2Q
Max. Voltage:1000VDC, 1500VDC
Certification:CCC, CE
GL3-315 DC Isolator 1000VDC 1500VDC 100A 160A 200A 250A 315A Switch disconnector Socomec equivalent 1500V DC Load Break Switch

GL3-315 DC Isolator 1000VDC 1500VDC 100A 160A 200A 250A 315A Switch disconnector Socomec equivalent 1500V DC Load Break Switch

Whether the smart:NO
Brand Name:Newtrend
Place of Origin:China
Max. Current:100A, 125A, 160A, 200A, 250A, 315A
Model Number:GL3-315/4P
Max. Voltage:1000VDC, 1500VDC
Certification:CCC, CE
GL3-630 DC Isolator 2P 1000VDC 1500VDC 400A 500A 630A 2 Pole PV Switch disconnector Socomec similar 1500V DC Load Break Switch
GL3-630 DC Isolator 2P 1000VDC 1500VDC 400A 500A 630A 2 Pole PV Switch disconnector Socomec similar 1500V DC Load Break Switch

GL3-630 DC Isolator 2P 1000VDC 1500VDC 400A 500A 630A 2 Pole PV Switch disconnector Socomec similar 1500V DC Load Break Switch

Whether the smart:NO
Brand Name:Newtrend
Place of Origin:China
Max. Current:400A 500A 630A
Model Number:GL3-630/2P
Max. Voltage:1000VDC, 1500VDC
Certification:CCC, CE
GL3-630 DC Isolator 4P 1000VDC 1500VDC 400A 500A 630A 4 Pole PV Switch disconnector Socomec similar 1500V DC Load Break Switch

GL3-630 DC Isolator 4P 1000VDC 1500VDC 400A 500A 630A 4 Pole PV Switch disconnector Socomec similar 1500V DC Load Break Switch

Whether the smart:NO
Brand Name:Newtrend
Place of Origin:China
Max. Current:400A 500A 630A
Model Number:GL3-630/4P
Max. Voltage:1000VDC, 1500VDC
Certification:CCC, CE

DC Isolator Switch Guide for Safe Solar System Shutdown

A DC isolator switch is used to disconnect the photovoltaic circuit safely during maintenance, emergency shutdown and system servicing. In solar applications, the switch must be selected according to DC voltage, current and outdoor installation conditions to ensure reliable isolation performance.

Selection Tips

  • Confirm rated DC voltage and current before choosing the switch.
  • Check whether outdoor enclosure protection is required for the installation site.
  • Match the isolator type to rooftop PV, combiner box or inverter-side application.

Why Buyers Choose This Category

  • Clear specifications for project matching
  • Suitable for wholesale, OEM and export supply
  • Improves content depth for search and buyer decisions
Frequently Asked Questions
Q: Why is a DC isolator switch necessary in a solar PV system?A: It provides a safe way to disconnect the DC side for maintenance and emergency handling, helping improve service safety and system control.
Q: Can a DC isolator switch be installed outdoors?A: Yes. Outdoor models with suitable enclosure protection are commonly used in rooftop and outdoor PV systems.