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Promotions

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Take Charge Of Your Solar Setup With Our Super Solar Panel Sale And 10% Off Hybrid Inverters!

Solar panel pallets as low as .23/panel and panels as low as .24!

Plus, get 25% OFF the EG4 3 Slot Server Rack when you buy 3 LifePower4 or LL-S Batteries and up to 50% OFF Spring Savings deals.

Enjoy free shipping on EG4 18kPV and 12kPV inverters.

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

Super Solar Panel Sale

Panels as low as .24*

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Power up with our super solar panel savings! Stock up on pallets as low as .23/panel and panels as low as .24!*

FREE Shipping

On EG4 18kPV and 12kPV Inverters*

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Get FREE Shipping on EG4 12kPV and 18kPV inverters!*

Additional items in the order will be subject to standard shipping rates.

10% OFF

Hybrid Inverters*

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Get 10% off hybrid inverters* – Power your solar setup with high-efficiency hybrid inverters!

25% OFF

EG4 3 Slot Server Rack*

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Optimize your off-grid power system with 25% OFF the EG4 3 Slot Server Rack when you buy 3 LifePower4 or LL-S Batteries*

Super Solar Panel Savings

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

Top Hybrid 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

EG4 3 Slot Server Rack Battery Kit

EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
Sold out

EG4 3 Slot Server Rack Battery Kit

Optimize your off-grid power system with our pre-assembled 3-slot battery rack. Designed for easy installation and secure battery storage, it ensures reliable performance and efficient organization for your renewable energy setup. Paired with either the EG4 LL-S or the EG4 LifePower4 V2 battery, this kit delivers safe and consistent energy to power your small off-grid project.

Ideal For:

  • Small homestead projects (well pumps, greenhouses, animal heating, etc.)
  • Garages/tool sheds
  • Remove the casters and place in an RV for easy, organized storage
  • Natural disaster shelters

EG4 18kPV and 12kPV 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

Promotion Exclusions

  • The super solar panel sale applies to select panels, price already reduced.
  • The 10% off hybrid inverters promotion only applies to items in the Hybrid Inverters category. May not apply to special customer groups.
  • The 25% OFF the EG4 3 Slot Server Rack promotion only applies when you buy 3 LifePower4 or LL-S Batteries.
  • Unique Spring Cleaning deals only apply to products in the Spring Savings category.
  • The refurbished and open box deals only apply to products in the Refurbished Solar Products category.
  • $200 Flat Rate Shipping applies to orders of $2,000+, within the 48 contiguous states. Shipping discount will apply at checkout.

  • Free shipping applies only to the shipping cost of the EG4 12kPV and 18kPV inverters. Any additional items in the order will be subject to standard shipping rates.
  • Shipping Offer excludes solar panel pallets and Chiko Carports.  
  • 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.