PES Supply Newsroom
Technical guides, product reviews, code updates, and industry news for installers, EPCs, and project managers
Generator Transfer Switch Types: Manual vs. Automatic (ATS) Guide
Every August we get the same wave of phone calls: a storm knocked out power for nine hours, the freezer is a loss, and the homeowner just bought a 7,500-watt portable generator...
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Standby Generator Sizing Calculator: How to Choose the Right kW
PES PES Supply Editorial Team Trade expertise from 50,000+ SKUs and 169 authorized brands Standby Generator Sizing Calculator:...
Generac Extended Warranty Guide: 10-Year Coverage, Cost & Registration
Generac extended warranty explained — what the 5/7/10-year plans cover, what they cost, activation deadlines, and whether the...
Transfer Switch Sizing Chart: Match Amps to Your Generator & Panel
Transfer switch sizing chart — match ATS amperage to your generator kW and service panel, service-entrance vs. select-circuit,...
Generator Fuel Consumption Chart: Propane, Natural Gas & Diesel by kW
How much propane, natural gas, or diesel does a generator use per hour? Consumption chart by kW at...
Safety First: OSHA and NFPA Requirements for Solar Installation Crews
Safety First: OSHA and NFPA Requirements for Solar Installation Crews By the PES Supply Editorial Team Solar installation...
Backup Generators: A Comprehensive Guide to Sizing, Types, Installation, and Maintenance
I've been behind the counter at Portlandia Electric Supply long enough to recognize the phone call that comes...
EG4 Solar Products: Leading the Charge in Energy Solutions for Homeowners and Businesses
EG4 Solar Products: The Installer's Guide to the Lineup for Homeowners and Businesses ~16 min read · Brand...
Power Your Life with Champion Portable Generators: Electric Start & Inverter Options
Champion Power Equipment built its reputation the hard way: generators that start on the second pull in January,...
Home Generator Solutions: Finding the Best Backup Power for Your Needs
Every September the calls start: a storm took out half the county, someone's freezer full of elk is...
Discover the Best RV Generators: Expert Reviews and Insights on Cummins Inverter Options
I've spent enough nights in RV parks and enough days under RVs to know the two generator conversations...
2024 Generator Market Update: Standby Power Demand Surges with Grid Instability
I've spent the last several years on the supply side of the standby power business, and 2024 was...
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N-Type vs TOPCon vs HJT Solar Panels: Which Technology Is Best in 2026?
Last Updated: August 2026 • Solar Cell Technology Comparison for Installers, EPCs & Commercial Buyers The solar panel market has moved beyond traditional P-type PERC. In 2026, most high-performance modules...
N-Type vs TOPCon vs HJT Solar Panels: Which Technology Is Best in 2026?
Last Updated: August 2026 • Solar Cell Technology Comparison for Installers, EPCs & Commercial Buyers The solar panel market has moved beyond traditional P-type PERC. In 2026, most high-performance modules...
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How Many Solar Panels Do I Need for 10,000 kWh Per Month? - The Complete 2026 Guide
Need 10,000 kWh per month from solar? This complete 2026 guide from Portlandia Electric Supply breaks down the exact panel count, inverter sizing, battery storage options, and costs for large-scale...
How Many Solar Panels Do I Need for 10,000 kWh Per Month? - The Complete 2026 Guide
Need 10,000 kWh per month from solar? This complete 2026 guide from Portlandia Electric Supply breaks down the exact panel count, inverter sizing, battery storage options, and costs for large-scale...
