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For Business & Industry

Commercial Services

Comprehensive solar service and maintenance for commercial and industrial installations across Ontario — backed by 30+ years of hands-on inverter expertise.

Service & Maintenance Details

Preventative Maintenance

Visual inspection of entire array including racking, wire management, and cabling

Solar modules checked for shading, soiling, or damage/breakage

All combiners/string inverters visually checked, cleaned, and filters cleaned if applicable

Torque checks performed

VOC readings taken and documented

IR imaging throughout

Any disconnects or AC combiners on roof inspected, cleaned, and IR imaged

Repair of dead strings; modules with bad diodes identified and tagged

All communication enclosures visually inspected and devices documented

All DG disconnects visually inspected, cleaned, and IR imaged

All central inverters visually checked

Current and total production documented

Surge protectors checked, cleaned, hinges/door lubricated, all filters removed/cleaned/reinstalled

IR imaging at all AC/DC connections, AC area, DC area, and IGBT section

Comprehensive report including pictures and IR imaging prepared and sent to customer

General Troubleshooting, Servicing & Repair

String Inverters Serviced

SMA
Fronius
Aurora / ABB
Sungrow
Canadian Solar
Advanced Energy

Monitoring Platforms

Extensive experience troubleshooting and installing:

Solar-Log
Cachelan
Also Energy
Draker
Locust

Deep Technical Expertise

Product Knowledge

SMA
Satcon
Advanced Energy
Santerno

Deep Technical Expertise

Central Inverter Product Knowledge

RK Solar has hands-on experience servicing, repairing, and commissioning central inverters from all major manufacturers used in Ontario's commercial and utility-scale solar installations.

SMA

SC series (100kW–2500kW), Sunny Central CP XT, Sunny Central Storage

Satcon

PowerGate Plus (30kW–500kW), APS series, Equinox series

Advanced Energy

Solaron 500kW, PVS-100, PVS-175, PVS-500

Santerno

Sunway TG series, Sunway M series (100kW–630kW)

Eaton

Power Xpert Solar, SunStation series

Inverpower

Custom utility-scale inverter systems

Repair & Service Capabilities

IGBT Module Replacement

Full IGBT power module diagnostics, sourcing, and replacement across all major central inverter platforms. Includes gate driver testing and thermal interface service.

Control Board Repair

Inverter control board diagnostics, firmware updates, and component-level repair. Experience with DSP-based and FPGA-based control architectures.

Mechanical & Cooling Systems

Cooling fan replacement, heat sink cleaning, filter servicing, door seal replacement, and enclosure integrity restoration for all inverter types.

Commissioning & Startup

Full inverter commissioning, parameter configuration, grid synchronization, and performance verification after repair or replacement.

Pricing

Pricing varies depending on services requested and the areas that require servicing. Please contact us for a free quote — we're happy to discuss your specific needs and provide a customized service plan.

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Service Area

Currently servicing all of Ontario.

Province-Wide Coverage

Out-of-Province Available — Contact Us for Pricing

We are happy to provide customer references upon request. Contact us to learn more.

Customer Testimonials

We are happy to provide customer references upon request. Contact us to learn more about our work and speak with satisfied clients.