About On Sale
Solar & Backup Power Products On Sale
Save big on solar panels, generators, batteries, inverters, and more at PES Supply's sale section. We regularly offer special pricing on overstock, clearance, and seasonal promotions across all product categories. These deals move fast—once they're gone, they're gone. Shop discounted products from top brands including Canadian Solar, Generac, EG4, SMA, Sol-Ark, and more.
What's On Sale
- Solar panels – discounted modules in various wattages
- Batteries – LiFePO4 and AGM on promotion
- Inverters – string, hybrid, and microinverters
- Generators – standby and portable models
- Accessories – racking, wire, and balance-of-system
Sale products are brand-new, first-quality items with full manufacturer warranties—not returns or seconds. Quantities are limited and prices are only good while supplies last. Don't miss out on significant savings across our entire catalog. Check back often as new deals are added regularly.
Browse the full selection below and order today with fast shipping from PES Supply. Questions? Our solar and backup power experts are ready to help you spec the right system—contact us.
13744 products
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SKU: PES-PA-ELC-1495MPN NOVendor:CumminsRegular price $9,571.96 USDRegular priceUnit price per
$9,826.31 USDSale price $9,571.96 USDSale -
SKU: PES-PA-ELC-1493MPN NOVendor:CumminsRegular price $9,571.96 USDRegular priceUnit price per
$9,826.31 USDSale price $9,571.96 USDSale -
SKU: PES-PA-ELC-1492MPN NOVendor:CumminsRegular price $9,571.96 USDRegular priceUnit price per
$9,826.31 USDSale price $9,571.96 USDSale -
Top Rated
SKU: PES-PS-GEN-00117MPN NOVendor:CumminsRegular price $42,892.22 USDRegular priceUnit price per$44,218.78 USDSale price $42,892.22 USD$428.92/WSale -
Top Rated
SKU: PES-PS-GEN-00112MPN NOVendor:CumminsRegular price $37,139.73 USDRegular priceUnit price per$38,288.38 USDSale price $37,139.73 USD$371.4/WSale -
Top Rated
SKU: PES-PS-GEN-00111MPN NOVendor:CumminsRegular price $36,515.08 USDRegular priceUnit price per$37,644.42 USDSale price $36,515.08 USDSale -
Top Rated
SKU: PES-PS-GEN-00104MPN NOVendor:CumminsRegular price $37,807.61 USDRegular priceUnit price per$38,976.92 USDSale price $37,807.61 USD$302.46/WSale -
Top Rated
SKU: PES-PS-GEN-00102MPN NOVendor:CumminsRegular price $32,264.50 USDRegular priceUnit price per$28,923.81 USDSale price $32,264.50 USD -
Top Rated
Cummins RS36 - 36kW Quiet Connect Series 120/240V 1 Phase Liquid Cooled Standby Generator - A051Y417
SKU: PES-PS-GEN-0071MPN NOVendor:CumminsRegular price $19,784.86 USDRegular priceUnit price per$20,396.77 USDSale price $19,784.86 USDSale -
SKU: PES-PS-GEN-0055MPN NOVendor:CumminsRegular price $4,385.27 USDRegular priceUnit price per
$4,419.04 USDSale price $4,385.27 USDSale -
SKU: PES-PA-ELC-1519MPN NOVendor:Outback PowerRegular price $45.26 USDRegular priceUnit price per
$234.00 USDSale price $45.26 USDSale -
SKU: PES-SPS-SPL-0154MPN NOWattage
550
Vendor:Solar4AmericaRegular price $247.78 USD$0.5/watt
Regular priceUnit price per$291.50 USDSale price $247.78 USD$0.45/WSale -
SKU: ODOO-40959MPN NOVendor:EnphaseRegular price $20.99 USDRegular priceUnit price per
$0.01 USDSale price $20.99 USD -
SKU: ODOO-41151MPN NOVendor:GoodWeRegular price $33.75 USDRegular priceUnit price per
$0.01 USDSale price $33.75 USD -
SKU: PES-SPS-SPL-0134MPN NOWattage
415
Vendor:Bluesun SolarRegular price $8,163.94 USD$19.5/watt
Regular priceUnit price per$9,604.64 USDSale price $8,163.94 USD$19.67/WPallet pricingSale -
SKU: PES-SPS-SPL-0133MPN NOWattage
460
Vendor:Bluesun SolarRegular price $5,057.23 USD$11/watt
Regular priceUnit price per$5,949.68 USDSale price $5,057.23 USD$10.99/WPallet pricingSale -
SKU: PES-SPS-SPL-0096MPN NOWattage
380
Vendor:Mission SolarRegular price $280.79 USD$0.5/watt
Regular priceUnit price per$330.34 USDSale price $280.79 USD$0.74/WSale -
SKU: PES-SPS-SPL-0023MPN NOWattage
370
Vendor:SUNMAC SolarRegular price $206.66 USD$0.5/watt
Regular priceUnit price per$243.13 USDSale price $206.66 USD$0.56/WSale
Solar & Backup Power Products On Sale
Save big on solar panels, generators, batteries, inverters, and more at PES Supply's sale section. We regularly offer special pricing on overstock, clearance, and seasonal promotions across all product categories. These deals move fast—once they're gone, they're gone. Shop discounted products from top brands including Canadian Solar, Generac, EG4, SMA, Sol-Ark, and more.
What's On Sale
- Solar panels – discounted modules in various wattages
- Batteries – LiFePO4 and AGM on promotion
- Inverters – string, hybrid, and microinverters
- Generators – standby and portable models
- Accessories – racking, wire, and balance-of-system
Sale products are brand-new, first-quality items with full manufacturer warranties—not returns or seconds. Quantities are limited and prices are only good while supplies last. Don't miss out on significant savings across our entire catalog. Check back often as new deals are added regularly.
Browse the full selection below and order today with fast shipping from PES Supply. Questions? Our solar and backup power experts are ready to help you spec the right system—contact us.