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Promotions

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Promotional image for Memorial Day open box and refurbished items deals with products and American flag background.

Power Your Memorial Day Weekend And Boost Your Energy Freedom With Solar!

Stars, Stripes, and Savings! Power Up With Memorial Day Solar Deals. Stack your savings with 3% off 1 battery, 6% off 2 batteries, and 9% off 3 or more!

Plus, get solar panel discounts on select panels, Memorial Day Close Out Deals on refurbished and clearance items, a new low price on the Pytes V5 LiFePO4 Battery, and 12 FREE Sirius Panels when you purchase Premier and Maximo Single Carports.

Active military members and veterans enjoy an extra 5% off Inverters and System Components!

Shipping savings, too! $150 flat rate freight shipping on orders of $5,000 or more.

Hurry before the sale ends! Take advantage of our current promotions and savings before it's too late. Exclusions apply.

Power Up Battery Bundle*

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Power up with our battery bundle! Buy one battery and get 3% off, two batteries for 6% off, and three or more batteries for 9% off!

*See exclusions for more details

12 FREE Sirius Solar Panels*

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Score 12 FREE Sirius solar panels with the purchase of Chiko Premier and Maximo SINGLE Carports.

*Please see Exclusions for more details.

Memorial Day Panel Discounts*

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Get Memorial Day solar panel discounts! Super-low prices to help you stock up for summer.

*Select solar panels discounted

Memorial Day Close Out Deals*

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Enjoy deals on close out, refurbished, and open box solar products.

*Deals within the close out and refurbished /open box categories.

5% Off For Military Members*

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Active-duty military members and veterans get an additional 5% off inverters and system components!

Military battery deal applies as a 5/6/9% off. Unable to stack on top of current military discount.

Pytes V5 Battery New Low Price

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Price drop alert! The Pytes V5 LiFePO4 Battery is now only $1,450! Shop now at this new low price.

Bundle Our Top Batteries

EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out
EG4 LifePower4 V2 Lithium Batteries Kit | 30.72kWh | 6 Server Rack Batteries With Pre-Assembled Enclosed Rack | With Door & Wheels | Welded
Sold out
EG4 12000XP Off-Grid Inverter | 48V Split Phase | 24kW PV Input | 12kW Power Output
Sold out
EG4 12kPV Hybrid Inverter | 48V | 12000W Input | 8000W Output | 120/240V Split Phase | RSD | All-In-One Hybrid Solar Inverter
Sold out
EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out
EG4 LifePower4 V2 Lithium Batteries Kit | 30.72kWh | 6 Server Rack Batteries With Pre-Assembled Enclosed Rack | With Door & Wheels | Welded
Sold out
EG4 12000XP Off-Grid Inverter | 48V Split Phase | 24kW PV Input | 12kW Power Output
Sold out
EG4 12kPV Hybrid Inverter | 48V | 12000W Input | 8000W Output | 120/240V Split Phase | RSD | All-In-One Hybrid Solar Inverter
Sold out

Memorial Day Panel Discounts

EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out
EG4 LifePower4 V2 Lithium Batteries Kit | 30.72kWh | 6 Server Rack Batteries With Pre-Assembled Enclosed Rack | With Door & Wheels | Welded
Sold out
EG4 12000XP Off-Grid Inverter | 48V Split Phase | 24kW PV Input | 12kW Power Output
Sold out
EG4 12kPV Hybrid Inverter | 48V | 12000W Input | 8000W Output | 120/240V Split Phase | RSD | All-In-One Hybrid Solar Inverter
Sold out
EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out
EG4 LifePower4 V2 Lithium Batteries Kit | 30.72kWh | 6 Server Rack Batteries With Pre-Assembled Enclosed Rack | With Door & Wheels | Welded
Sold out
EG4 12000XP Off-Grid Inverter | 48V Split Phase | 24kW PV Input | 12kW Power Output
Sold out
EG4 12kPV Hybrid Inverter | 48V | 12000W Input | 8000W Output | 120/240V Split Phase | RSD | All-In-One Hybrid Solar Inverter
Sold out

Memorial Day Close Out Deals

EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out
EG4 LifePower4 V2 Lithium Batteries Kit | 30.72kWh | 6 Server Rack Batteries With Pre-Assembled Enclosed Rack | With Door & Wheels | Welded
Sold out
EG4 12000XP Off-Grid Inverter | 48V Split Phase | 24kW PV Input | 12kW Power Output
Sold out
EG4 12kPV Hybrid Inverter | 48V | 12000W Input | 8000W Output | 120/240V Split Phase | RSD | All-In-One Hybrid Solar Inverter
Sold out

Memorial Day Refurbished & Open Box Deals

EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out
EG4 LifePower4 V2 Lithium Batteries Kit | 30.72kWh | 6 Server Rack Batteries With Pre-Assembled Enclosed Rack | With Door & Wheels | Welded
Sold out
EG4 12000XP Off-Grid Inverter | 48V Split Phase | 24kW PV Input | 12kW Power Output
Sold out
EG4 12kPV Hybrid Inverter | 48V | 12000W Input | 8000W Output | 120/240V Split Phase | RSD | All-In-One Hybrid Solar Inverter
Sold out

Explore Top Inverters

EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out
EG4 LifePower4 V2 Lithium Batteries Kit | 30.72kWh | 6 Server Rack Batteries With Pre-Assembled Enclosed Rack | With Door & Wheels | Welded
Sold out
EG4 12000XP Off-Grid Inverter | 48V Split Phase | 24kW PV Input | 12kW Power Output
Sold out
EG4 12kPV Hybrid Inverter | 48V | 12000W Input | 8000W Output | 120/240V Split Phase | RSD | All-In-One Hybrid Solar Inverter
Sold out
EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out
EG4 LifePower4 V2 Lithium Batteries Kit | 30.72kWh | 6 Server Rack Batteries With Pre-Assembled Enclosed Rack | With Door & Wheels | Welded
Sold out
EG4 12000XP Off-Grid Inverter | 48V Split Phase | 24kW PV Input | 12kW Power Output
Sold out
EG4 12kPV Hybrid Inverter | 48V | 12000W Input | 8000W Output | 120/240V Split Phase | RSD | All-In-One Hybrid Solar Inverter
Sold out

Promotion Exclusions

  • The battery tiered promotion excludes: Pytes, LG batteries, open box, and refurbished units. Military battery deal applies as a 5/6/9% off. Unable to stack on top of current military discount.
  • Panel price drops are already reflected in the price of the panels.
  • Extra 5% off all inverters and system components for active-duty military and veterans excludes: Open box and refurbished items. Military discount (5%) is already reflected on product pages. Additional discounts to match the 6% and 9% battery promotion will be automatically applied in cart.
  • Deep discounts on select closeout, refurbished, and open box items only apply to products in their respective categories.
  • 12 free Sirius panels promotion only valid with the purchase of Chiko Premier or Maximo Carport.
  • $150 flat rate freight shipping on orders of $5,000 or more does not apply to Chiko Carports, Chiko Ground Mounts, or solar panel pallets. Promotion does not apply to KIT-CH0002 - Chiko USA GroundFlex U2V Solar Panel Ground Mount Kit | Large Module Version.
  • Returns on discounted products will be refunded at the price paid, subject to Signature Solar’s return policy.
  • This offer, including shipping promotions, is only valid for general customers. It does not apply to installers, wholesalers, or other special customer groups.
  • Offers are valid while supplies last and may change without notice.
  • For questions, please contact support@signaturesolar.com.
  • Signature Solar reserves the right to modify or cancel promotions at any time.
  • Orders must be placed and completed during the promotion period to qualify.
  • Standard exclusions apply.