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Technical guides, product reviews, code updates, and industry news for installers, EPCs, and project managers
Heat Pump Panel + Breaker Sizing Guide (NEC 2023) | PES Supply
Heat Pump Panel + Breaker Sizing Guide (NEC 2023) How to size the service panel, breaker, and conductor for a residential or light-commercial heat pump install per NEC 2023 — with MCA,...
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View all Solar →New solar coverage is in the works — browse all solar articles →
Batteries & Storage
View all Batteries & Storage →New batteries & storage coverage is in the works — browse all batteries & storage articles →
Generators
View all Generators →New generators coverage is in the works — browse all generators articles →
Electrical & Code
View all Electrical & Code →
Heat Pump Panel + Breaker Sizing Guide (NEC 2023) | PES Supply
Heat Pump Panel + Breaker Sizing Guide (NEC 2023) How to size the service panel, breaker, and conductor...
AC Condenser Electrical Requirements — 2026 Contractor Guide
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. AC Condenser Electrical Requirements...
HVAC
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Heat Pump Panel + Breaker Sizing Guide (NEC 2023) | PES Supply
Heat Pump Panel + Breaker Sizing Guide (NEC 2023) How to size the service panel, breaker, and conductor...
AC Condenser Electrical Requirements — 2026 Contractor Guide
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. AC Condenser Electrical Requirements...
Industry Desk
View all Industry Desk →New industry desk coverage is in the works — browse all industry desk articles →
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AC Condenser Electrical Requirements — 2026 Contractor Guide
Updated September 2026 — refreshed against the live PES catalog; product pricing verified 2026-09-26. AC Condenser Electrical Requirements...
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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.
