PES Supply Newsroom
Technical guides, product reviews, code updates, and industry news for installers, EPCs, and project managers
Latest Articles
Top 10 Solar Inverters That Deliver Maximum Savings in 2026
Last Updated: June 2026 • Based on Manufacturer Specifications, EnergySage Market Data, and NREL Performance Testing Your solar...
Sol-Ark vs EG4 Hybrid Inverters: 12K/15K vs 12KPV/18KPV
Hybrid inverter shootout — Sol-Ark 12K/15K vs EG4 12KPV/18KPV on continuous output, MPPTs, battery comms, listings, monitoring, and...
SMA vs Fronius 2026: European String Inverter Giants Compared
Germany vs Austria — the two premium string inverters. ShadeFix vs Dynamic Peak Manager, Smart Energy vs GEN24,...
REC vs VSUN 2026: Premium HJT vs Value Tier-1 Panels
Premium HJT at a premium price vs value Tier-1 TOPCon at a value price — the spread is...
REC vs Silfab 2026: Premium Import vs North American-Made Panels
The premium HJT import vs the North American workhorse with the longest performance warranty. Efficiency vs origin vs...
REC vs Canadian Solar 2026: Premium HJT vs Best-Value Tier-1
The premium efficiency play vs the value bankability play — with Canadian's TOPCon line closing the warranty gap....
Lease vs. Loan vs. Cash: Which Solar Option is Best?
Last Updated: June 2026 • Based on EnergySage Market Intelligence, NREL Financial Analysis, and Lawrence Berkeley Lab Tracking...
QCells vs VSUN 2026: US-Made TOPCon vs Value Import TOPCon
Same TOPCon technology family, different manufacturing stories and warranty tiers. When the Georgia fab is worth the premium.
QCells vs Silfab 2026: The Two North American-Made Panel Champions
Both made in North America, both mid-premium priced, both excellent — Georgia TOPCon scale vs Northwest craftsmanship with...
QCells vs Canadian Solar 2026: Georgia vs Texas — US-Made TOPCon Battle
The two US-manufactured TOPCon heavyweights: Dalton, Georgia vs Mesquite, Texas. This one is decided on warranty tiers and...
Pylontech vs BYD 2026: Rack vs Tower LFP Batteries
Pylontech vs BYD — the two global LFP giants, one 48V rack and one high-voltage tower. Architecture decides...
OutBack vs Schneider 2026: The Two Premium Off-Grid Inverter Legacies
The two brands that built American off-grid. FXR/Radian vs XW Pro — a legacy fight with a practical...
Mission Solar vs Aptos 2026: US-Made Panels Compared
Mission Solar vs Aptos DNA — San Antonio manufacturing meets 30-year performance warranty design. The US-brand panel decision,...
MidNite vs Victron Charge Controllers: Classic vs SmartSolar
MPPT charge controller shootout — MidNite Classic vs Victron SmartSolar on voltage headroom, integrated protection, monitoring ecosystems, and...
MidNite vs Morningstar 2026: American MPPT Controllers
MidNite Classic vs Morningstar TriStar — the two American controller legends, compared on display, protection, and environmental envelope.
LiFePO4 vs AGM Batteries 2026: The Honest Cost Comparison
LiFePO4 vs AGM — why the "expensive" battery is usually the cheaper one, and the few cases where...
Kohler vs Cummins 2026: Premium Standby Generators Compared
Kohler vs Cummins — two industrial-grade engine names fighting for your backyard. Where the premium actually goes.
Kohler vs Briggs & Stratton 2026: Standby Generator Shootout
Kohler vs Briggs PowerProtect — 999cc V-twin against 999cc-class V-twin, but very different warranties and NG behavior.
JA Solar vs JinkoSolar 2026: Volume Leaders Head-to-Head
JA Solar DeepBlue vs Jinko Tiger Neo — the #4 and #1 global shippers fight it out on...
Hoymiles vs APSystems 2026: Value Microinverter Platforms Compared
The two value microinverter platforms fight over the same roof: 4-in-1 economics vs 2-in-1 balance — here is...
100 kW Cummins Home Generator Buyer's Guide: Specs, Installation, and Best Practices
Last Updated: May 2026 • Reviewed for NEC 2026 and NFPA 110 Compliance A 100 kW standby generator...
Generac vs Kohler Home Standby Generators: 22–26kW Compared
22–26 kW air-cooled standby shootout — Generac Guardian vs Kohler on NG output, monitoring, enclosures, warranty, and the...
Generac vs Cummins Commercial Standby: Liquid-Cooled 36–60kW
Liquid-cooled 36–60 kW commercial standby compared — Generac Protector QS vs Cummins Quiet Connect on phase options, NFPA...
Generac vs Champion 2026: Premium vs Value Standby
Generac vs Champion — the industry standard against the value challenger. When saving $1,500+ upfront is smart, and...
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ITC Safe Harbor & Commence-Construction: What Solar Buyers Must Lock Before the Residential Credit Sunset
PES PES Supply Editorial Team Trade expertise from 50,000+ SKUs and 169 authorized brands ⏱️ Reading time: 14 minutes | Updated August 2026 📋 Key Takeaways The 30% Residential Clean...
ITC Safe Harbor & Commence-Construction: What Solar Buyers Must Lock Before the Residential Credit Sunset
PES PES Supply Editorial Team Trade expertise from 50,000+ SKUs and 169 authorized brands ⏱️ Reading time: 14 minutes | Updated August 2026 📋 Key Takeaways The 30% Residential Clean...
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Section 232 Solar Tariffs & Minimum Import Prices: The December 4, 2026 Deadline — What Module, Cell & Polysilicon Bu...
Introduction: A 120-Day Countdown Begins On August 6, 2026, the President signed Presidential Proclamation 11052, “Adjusting Imports of Polysilicon and Its Derivatives Into the United States,” adjusting imports of polysilicon...
Section 232 Solar Tariffs & Minimum Import Prices: The December 4, 2026 Deadline — What Module, Cell & Polysilicon Bu...
Introduction: A 120-Day Countdown Begins On August 6, 2026, the President signed Presidential Proclamation 11052, “Adjusting Imports of Polysilicon and Its Derivatives Into the United States,” adjusting imports of polysilicon...
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How to Size Circuit Breakers: NEC 125% Rule (2026)
Learn how to size circuit breakers correctly with the NEC 125% rule. Step-by-step calculator for safe, compliant breaker selection. Start sizing today.
How to Size Circuit Breakers: NEC 125% Rule (2026)
Learn how to size circuit breakers correctly with the NEC 125% rule. Step-by-step calculator for safe, compliant breaker selection. Start sizing today.
