PES Supply Newsroom
Technical guides, product reviews, code updates, and industry news for installers, EPCs, and project managers
The Latest
A Pro Guide to Solar Cables and Connectors
Master solar cables and connectors. This guide covers sizing, NEC compliance, and installation best practices to ensure safe...
High Efficiency Solar Panels: The Ultimate Guide to Performance, Costs, and Selection
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. 2026 product line update...
Finding the Best Off-Grid Solar System: A Guide for Installers, EPCs & Homeowners
Discover the best off-grid solar system for your needs. This guide compares kits, components, and costs to help...
Tier 1 Solar Panel Manufacturer List: Top Brands, Reliability, and Buying Insights
Updated September 2026 — content reviewed and refreshed by the PES team. For current pricing and availability, see...
Bluesun Solar Panels: A Comprehensive Guide to Models, Efficiency, and Installation
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. Bluesun Solar is one...
Battery Storage for Home Solar: A Practical Guide for Homeowners and Installers
Discover how battery storage for home solar can secure your power and cut costs. Learn sizing, costs, and...
Buy Solar Panels Direct from Manufacturer: A Comprehensive Buyers Guide
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. 2026 product line update...
How to Calculate Electrical Load: Complete NEC Guide
Calculate electrical loads correctly with our NEC-compliant guide. Covers demand factors, continuous loads, panel scheduling, and worksheets. Start...
Connecting Solar Panels in Series: A Field Guide for Installers & Designers
Learn essential tips for connecting solar panels in series. Discover safe wiring, voltage calculation, and troubleshooting to optimize...
Bulk Solar Panels: A Complete Buyers Guide for Businesses
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. 2026 product line update...
Tier 1 Solar Panel List 2025: Top Manufacturers, Criteria, and Buying Guidance
Updated September 2026 — content reviewed and refreshed by the PES team. For current pricing and availability, see...
Best Whole House Generator Reviews: The Ultimate Buyer's Guide to Home Backup Power
Two winters ago an ice storm took down the feeders across half of Clackamas County, and my phone...
How to Calculate Power Consumption: Complete Guide
Calculate power consumption accurately with our step-by-step guide. Includes formulas, appliance wattage charts, and a free calculator. Start...
EV Charging with Solar Panels: A Practical Guide
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. 2026 product line update...
What is Net Energy Metering? A Complete Guide for Installers & EPCs
Learn what is net energy metering and how it benefits solar owners by earning credits for excess energy....
Your Complete Guide to EV Charging Station Equipment
Explore our expert guide to EV charging station equipment. Compare Level 2 and DC fast chargers to make...
How to Connect a Solar Panel to a Battery: The Professional’s Guide
Learn how to connect solar panel to battery safely and efficiently. This guide covers wiring, charge controllers, and...
Solar Panel Maintenance Guide for Peak Performance & Project ROI
A practical solar panel maintenance guide to boost efficiency and protect your investment. Learn pro cleaning, inspection, and...
Best Hybrid Solar Inverter Brands 2025: A Buyer's Guide to Top Hybrid Inverters
The hybrid inverter is the most important box in a modern solar installation — the single device that...
How to Connect Solar Panels to Battery | A Professional Installer's Guide
Learn how to connect solar panels to battery safely and effectively. Our expert guide covers wiring, components, and...
Your Guide to Electrical Contractor License Requirements
Unlock your business potential. Our guide details the electrical contractor license requirements, from exams and experience to state-specific...
How to Install Electrical Conduit: The Complete Guide
Master electrical conduit installation with our complete field guide. Covers EMT, PVC, RMC types, bending, fittings, and NEC...
EV Charger Installation Requirements: Complete 2026 Guide
Complete guide to EV charger installation requirements for 2026. Covers NEC code, permits, circuit sizing, and Level 1...
Your Guide to Solar Incentives in PA
Unlock major savings with our guide to solar incentives in PA. Explore federal tax credits, SRECs, and net...
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How Wind Loads Affect Solar Panel Selection and Mounting
Last Updated: September 2026 • A Design Reference for Installers, Designers, and Project Developers A solar array is, structurally, a large flat surface bolted to the outside of a building...
How Wind Loads Affect Solar Panel Selection and Mounting
Last Updated: September 2026 • A Design Reference for Installers, Designers, and Project Developers A solar array is, structurally, a large flat surface bolted to the outside of a building...
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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...
