Survey of 400+ OEMs, technicians, and installers also reveals 75% commit to long-term outsourcing of solar maintenance Fluke Outsourcing Solar Maintenance Survey Fluke survey reveals growing trend with 55% of companies outsourcing solar maintenance Everett, Washington, April 02, 2025 (GLOBE NEWSWIRE) -- Summary: 55% of companies surveyed outsource the majority of their solar maintenanceIn the U.S. that figure is 54% compared to 60% in Germany and 48% in the UK75% of companies indicate they will continue ...