PES Supply Newsroom
Technical guides, product reviews, code updates, and industry news for installers, EPCs, and project managers
Most Efficient Solar Panels of 2026: A Buyer's Guide for Installers & Homeowners
I've been speccing modules for residential and light commercial installs since the 400-watt class was considered exotic, and the 2026 efficiency race is the strangest I've watched. The leaderboard is crowded with...
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Enphase Brand Guide: IQ7/IQ8 Microinverters, IQ Battery, and Installer Ecosystem
Enphase didn't just invent the microinverter category — it spent fifteen years being the category, surviving a near-death...
Wallbox Chargers: Brand Guide for Smart EV Charging
Wallbox is the Spanish company that figured out home EV charging is an energy-management problem, not just a...
Victron Energy Brand Guide: SmartSolar, BlueSolar, MultiPlus, and Premium Off-Grid Systems
Victron Energy is the brand off-grid people argue about at boat docks and cabin builds for a reason:...
Unirac Brand Guide: SolarMount, Flashloc, and UL 3741-Compliant Racking Systems
Unirac has been bending aluminum for solar arrays since the late 1990s, and their rails are on more...
Trojan Battery Brand Guide: Deep-Cycle FLA, AGM, Gel & LFP
Trojan Battery has been building deep-cycle batteries in California since 1925, and if you've spent any time around...
Trina Solar Brand Guide: Vertex Series, 210mm Cells & Dealer Specs
Trina Solar is the brand your customer has never heard of that is probably already on their neighbor's...
Sungrow: Residential, Commercial, and Hybrid Inverter Brand Guide
Brand Guide · String & Hybrid Inverters Sungrow: Residential, Commercial & Hybrid Inverter Guide The installer's guide to...
Sonnen Brand Guide: All-in-One LFP Battery Systems
Brand Guide · All-in-One Storage sonnen: All-in-One LFP Battery Systems Brand Guide The installer's guide to sonnen —...
SolarEdge Technologies: Power Optimizer and Inverter Brand Guide
Brand Guide · Optimizers & Inverters SolarEdge: Power Optimizer & Inverter Brand Guide The installer's guide to SolarEdge...
Sol-Ark: Hybrid and Off-Grid Inverter Brand Guide
Brand Guide · Hybrid Inverters Sol-Ark: Hybrid & Off-Grid Inverter Brand Guide The installer's guide to Sol-Ark —...
SnapNrack Brand Guide: Ultra Rail, TopSpeed Railless, and Installer-Driven Racking Systems
We sell racking from half a dozen manufacturers, and SnapNrack is the one whose reps show up on...
SMA Solar Technology: Sunny Boy, Tripower, and Commercial Inverter Brand Guide
Brand Guide · String Inverters SMA Solar Technology: Sunny Boy, Tripower & Commercial Inverter Guide The installer's guide...
SimpliPhi Power Brand Guide: Ruggedized LFP Batteries
Brand Guide · LFP Batteries SimpliPhi Power: Ruggedized LFP Batteries Brand Guide The installer's guide to SimpliPhi —...
Silfab Solar Brand Guide: Premium Mono PERC, AX Series & BOMEX Frames
Brand Guide · Solar Modules Silfab Solar: Premium Mono PERC, AX Series & BOMEX Frames The contractor's guide...
Schneider Electric: Conext XW Pro, MPPT Controllers, and Energy Management Brand Guide
Brand Guide · Inverters & Charge Controllers Schneider Electric: Conext XW Pro, MPPT Controllers & Energy Management The...
REC Group Brand Guide: Alpha Series, HJT Technology & Dealer Specs
If you've specced residential or light-commercial solar in the last five years, you've had the REC conversation. A...
Quick Mount PV Brand Guide: QBase, Flashing Systems, and Waterproof Roof Attachments
Quick Mount PV Brand Guide: QBase, Flashing Systems, and Waterproof Roof Attachments QBase composition, tile, and low-slope mounts,...
Pylontech Brand Guide: Modular LFP Batteries (US Series & Force)
Pylontech Brand Guide: Modular LFP Batteries (US Series & Force) US2000C, US3000C, US5000, and Force H2/L2 modular lithium...
OutBack Power Brand Guide: FLEXmax Controllers, FlexPower Panels, and Radian Inverters
OutBack Power Brand Guide: FLEXmax Controllers, FlexPower Panels, and Radian Inverters FLEXmax 60/80 MPPT controllers, Radian GS-series inverter/chargers,...
Morningstar Corporation Brand Guide: TriStar, ProStar, and SunSaver Charge Controllers
Morningstar Corporation Brand Guide: TriStar, ProStar, and SunSaver Charge Controllers TriStar MPPT (including the 600V), ProStar, SunSaver, 30...
Mission Solar Energy Brand Guide: Made-in-USA Modules, BABA & Dealer Specs
Mission Solar Energy Brand Guide: Made-in-USA Modules, BABA & Dealer Specs San Antonio-built modules for domestic-content projects —...
MidNite Solar Brand Guide: Classic MPPT Controllers, E-Panels, and Off-Grid Power Systems
MidNite Solar Brand Guide: Classic MPPT Controllers, E-Panels, and Off-Grid Power Systems Classic 150/200/250 controllers, The Kid, E-Panels,...
LONGi Solar Brand Guide: Hi-MO Series, BC Cell Technology & Dealer Specs
LONGi Solar Brand Guide: Hi-MO Series, BC Cell Technology & Dealer Specs The wafer giant that bet on...
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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...
