PES Supply Newsroom
Technical guides, product reviews, code updates, and industry news for installers, EPCs, and project managers
The Latest
The Ultimate Buyers Guide to Commercial Generators: How to Choose the Right Power Solution for Your Business
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. A commercial generator purchase...
Racking Systems for Solar Panels: A Buyer's Guide for Pros
Discover racking systems for solar panels: Compare roof vs ground mounts, learn code basics, and optimize procurement.
What Is a String Inverter: A Guide for Solar Pros & EPCs
Learn what is a string inverter, how it works, and when to specify it for residential and commercial...
Unlocking the Cost of Commercial Solar Panels: A Guide for Developers, EPCs, and Facility Managers
What is the true cost of commercial solar panels? This guide breaks down pricing, incentives, and ROI for...
Solar Panel Installation Quotes: A Guide for Homeowners, Installers & EPCs
Find transparent solar panel installation quotes, compare offers, spot hidden costs, and choose the best installer for your...
Solar Panel Warranty: The Complete Guide to Coverage, Durations, and Claims
Updated September 2026 — content reviewed and refreshed by the PES team. For current pricing and availability, see...
Solar Panel Commercial Building: The Ultimate ROI & Project Guide
A practical guide for any solar panel commercial building project. Discover how to cut energy costs, maximize incentives,...
Inverters for Solar Battery Systems: The Essential Buyers Guide
Why the Inverter Is the Brain of Any Solar-Battery System Solar panels make DC power. Batteries store DC...
A Guide to Tier 1 Solar Modules for Installers, EPCs, and Developers
Explore our essential guide to Tier 1 solar modules. Understand the criteria, technology, and selection process for bankable,...
Power Generators for Business: The Buyer's Guide to Reliable Backup Power and On-Site Efficiency
Backup Power as Business Continuity, Not Just Equipment Every business has a number it doesn't like to calculate:...
Whole Home Battery Backup Cost: A 2024 Guide for Homeowners & Installers
Get a full breakdown of the whole home battery backup cost. Learn about system pricing, installation, incentives, and...
Top Backup Generator Providers in Joliet, IL: A Local Guide to Reliable Emergency Power
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. Top Backup Generator Providers...
How to Convert Amps to Watts: Complete Formula Guide
Convert amps to watts fast with our complete guide. Includes formulas for AC/DC, power factor, voltage reference, and...
125 kW Generator Buyer's Guide for Miami: Sizing, Brands, and Local Considerations
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. A 125 kW standby...
How to Install Solar Panels on Rooftop: A Professional's Guide
Learn how to install solar panels on rooftop with our expert guide. We cover site assessment, permitting, mechanical...
Top 125 kW Generators in Florida: Local Guide to Reliability, Codes, and Service
Introduction: Why a 125 kW Generator Matters in Florida In Florida, standby power isn't a comfort purchase —...
Top 5 40 kW Cummins Generators in Florida: Local Resources and Buyer's Guide
Forty kilowatts is the size where Florida's resilience math gets interesting. It's the rating that fully powers a...
Mastering Battery Energy Storage System Design: The Definitive Guide for Installers & EPCs
A practical guide to battery energy storage system design. Learn sizing, component selection, and code compliance from experts...
What Is a Transfer Switch? A Guide for Installers, EPCs, and Project Managers
Learn what is a transfer switch, how it works, and why it's vital for reliable backup power. Discover...
Best Generator Buyer's Guide: How to Choose the Right Backup Power System
Choosing the best generator is not a brand decision — it is a sizing decision, a fuel decision,...
A Guide to Electric Vehicle Charging Station Incentives for Installers, Developers & EPCs
Discover the latest electric vehicle charging station incentives to enhance your installations. Get expert tips and maximize your...
Bulk Solar Panels: The Complete Buyers Guide for Large-Scale Installations
Buying solar panels by the container instead of by the pallet changes every part of the deal —...
Commercial Solar Panels: The Ultimate Buyers Guide for Businesses
Commercial solar is a different discipline from residential work. The roofs are bigger and flatter, the loads are...
Affordable Solar Panels: A Comprehensive Buyers Guide to Save Money and Maximize ROI
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. 2026 product line update...
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Solar Panel Fire Safety: What Installers and Building Owners Should Know
Last Updated: September 2026 • A Safety Reference for Installers, Contractors, and Building Owners Solar PV systems have a strong overall safety record, and the vast majority of installations operate...
Solar Panel Fire Safety: What Installers and Building Owners Should Know
Last Updated: September 2026 • A Safety Reference for Installers, Contractors, and Building Owners Solar PV systems have a strong overall safety record, and the vast majority of installations operate...
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New on the Floor: Five Project Kits That Just Landed
Five new project kits hit the PES catalog this week — from a $591 balcony solar pack to a full Enphase storage BOM. Real specs and live prices, verified October...
New on the Floor: Five Project Kits That Just Landed
Five new project kits hit the PES catalog this week — from a $591 balcony solar pack to a full Enphase storage BOM. Real specs and live prices, verified October...
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Winter Storm Season: Portable Generator Demand Climbs — What to Stock Now
Cold-weather outages drive the year's sharpest spike in generator demand. Here's what contractors and homeowners are buying, and how to beat the rush.
Winter Storm Season: Portable Generator Demand Climbs — What to Stock Now
Cold-weather outages drive the year's sharpest spike in generator demand. Here's what contractors and homeowners are buying, and how to beat the rush.
