Solar power plant circuit breakers | reliable protection and control for solar energy systems
-
Solar power plant disconnectors are essential protection and control components used in solar energy systems. They allow quick, safe, and reliable disconnection of solar module circuits from inverters or other equipment components, both during regular maintenance and in case of emergencies. They are a necessary solution to ensure system safety, longevity, and compliance with international standards.
Disconnectors are installed between solar modules (on the DC side) and inverters, and can also be used as protective elements near distribution boxes or cable routes. They are relevant for residential solar plants as well as commercial and industrial solar power stations.
Functions
Quick disconnection – allows safe disconnection of the solar module circuit.
Overcurrent and overheating protection – ensures the safety of equipment and cables.
Convenient operation – enables easy system maintenance or repair.
Durability – made from heat- and UV-resistant materials.
Certified safety – compliant with IEC/EN standards for photovoltaic systems.
Applications
Residential solar plants – safe disconnection of solar module circuits from the inverter.
Commercial installations – rooftop solar plants or larger solar power stations where reliability and ease of maintenance are crucial.
Industry – high-power plants ensuring the safety of the electrical network and personnel.
Electricians and engineers – during installation, maintenance, or repair of photovoltaic systems.
Pros
Provides a high level of safety for solar plants.
Enables safe maintenance and repair without risk.
Certified, meeting international standards.
Easy to use with quick access to the disconnection function.
Suitable for systems of various capacities (from residential to industrial).
Cons
Requires professional installation – incorrect mounting may pose risks.
Additional cost in the equipment list (but essential for ensuring safety).
Solar power plant disconnectors are an indispensable part of every photovoltaic system, ensuring safe disconnection of solar modules, convenient maintenance, and long-lasting operation of equipment. They are relevant both for homeowners seeking safety and reliability in their solar plants and for professional engineers or electricians responsible for installing and maintaining large-scale solar power stations. Without them, a solar plant cannot be considered fully safe and compliant with standards.
1 - 11 of 11
Emergency solar module DC disconnect switch | Rapid Shutdown switch | 1500V DC | 26A | IP66 | 12P | WiFiCode: ES-YRSD-6APrice 909.32 € VAT incl.( 751.50 € VAT excl. )
Power disconnect switch in a box | 3P | 20A | 440V | IP66 | hermetic | load break switchCode: ES-SHP0-20/3/L0Price 10.45 € VAT incl.( 8.64 € VAT excl. )
Modular photovoltaic DC disconnect switch for solar power systems | 4P | 32A | 1500V DC | for isolation of inverter / battery / solar module circuitsCode: ES-GF51-32/4/BG4Price 22.94 € VAT incl.( 18.96 € VAT excl. )
Photovoltaic direct current disconnect switch for solar systems | 4P | 32A | 1500V DC | TUV certified | copper contact | ABS housingCode: ES-GF51-32/4/BG3Price 20.55 € VAT incl.( 16.98 € VAT excl. )
Photovoltaic direct current disconnect switch for solar systems | 4P | 16A | 1500V DC | TUV certified | copper contact | ABS housingCode: ES-GF51-16/4/BG3Price 20.55 € VAT incl.( 16.98 € VAT excl. )
Modular photovoltaic DC disconnect switch for solar power systems | with MC4 connectors | 600V DC | 4P | 40A | IP66 | for outdoor installationCode: ES-GF40-40Price 51.15 € VAT incl.( 42.27 € VAT excl. )
Modular protective DC disconnect switch for solar power systems | 4P | 32A | 1000VDC | IP66 | hermetic sealed | for outdoor installationCode: ES-GF51-51Price 44.47 € VAT incl.( 36.75 € VAT excl. )
Modular photovoltaic DC isolation switch for solar power systems | 4P | 32A | DIN | DC load disconnectionCode: GF40-32Price 29.73 € VAT incl.( 24.57 € VAT excl. )
Photovoltaic DC isolator switch | for disconnecting and controlling solar power systems | 4P | 40A | 1200VDC | IP66 | GF40-40/4Code: GF40-40/4Price 32.02 € VAT incl.( 26.46 € VAT excl. )
Panel-mounted solar DC circuit breaker 4P | 32A | 1200VDC | IP66Code: ESTXPV2-40Price 54.45 € VAT incl.( 45.00 € VAT excl. )
Price 35.82 € VAT incl.( 29.60 € VAT excl. )
