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Promotions

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Ghost the Grid: 3% Off Sitewide!

Scare away high energy costs this fall and treat yourself to solar savings that last long beyond the season. For a limited time, enjoy 3% off sitewide! Get everything you need to go off-grid - from panels and inverters to full solar kits. No tricks here, just real savings that will help you “ghost” your electric bill for good. Plus, get 10% off Waaree Solar 405W Mono PERC Solar Panels during our flash sale!

Reliable power and lasting savings. Don’t miss out! Now’s the time to save before federal tax credits end at the close of the year. Hurry, these offers won’t last! Exclusions apply.

EG4 FlexBOSS21 Hybrid Inverter | 48V Split Phase | 21kW PV Input
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Extra 10% OFF Flash Sale!

Waaree Solar 405W Mono PERC Solar Panel - Add to cart to see discount - sale for a limited time only!

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  • High Efficiency – Advanced PERC technology ensures maximum sunlight capture for optimal power generation.
  • Durability in All Conditions – Built to withstand harsh weather, from intense heat to heavy snow.
  • Easy Installation – Lightweight construction with pre-drilled holes simplifies setup.

Get 3% Off Batteries

Scary-good savings are here with 3% off all batteries. Add to cart to see your discount!

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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 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

Get 3% Off Solar Kits

Ghost the grid and take control of your own energy with 3% off all solar kits. Add to cart to see your discount!

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
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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

Get 3% Off Solar Panels

No tricks. Just 3% off all solar panels this season. Add to cart to see your discount!

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
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

Get 3% Off Inverters

Scare off high energy costs with 3% off all inverters this season. Add to cart to see your discount!

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
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

Scary-Good Savings: 3% Off Batteries

Ghost The Grid: 3% Off All Solar Kits

No Tricks: Just 3% Off All Solar Panels

Scare Off High Energy Costs: 3% Off Inverters

Promotion Exclusions

Solar Panel Flash Sale

  • Discount only applies to Waaree Solar 405W Mono PERC Solar Panels.
  • Add to cart to see discount.
  • Promotion is valid only during the stated promotional period.
  • Discounts cannot be applied to past or future purchases outside of this timeframe.
  • Signature Solar reserves the right to modify or end the promotion at any time without notice.

3% Off Site-Wide Sale

  • Promotion is valid only during the stated promotional period.
  • Discounts cannot be applied to past or future purchases outside of this timeframe.
  • Signature Solar reserves the right to modify or end the promotion at any time without notice.
  • LG batteries and all LG bundles are excluded from this promotion.
  • Special customer groups (including installers, dealers, and wholesale accounts) are excluded from this promotion.
  • Promotion does not apply to out-of-stock products.
  • Additional exclusions may apply.

General Exclusions

  • Limited time offer.
  • Offers, including shipping promotions, are valid only for general customers. They do not apply to installers, wholesalers, or other special customer groups.
  • Returns on discounted products will be refunded at the price paid, subject to Signature Solar’s return policy.
  • Orders must be placed and completed during the promotion period to qualify.
  • Signature Solar reserves the right to modify or cancel promotions at any time.
  • Standard exclusions apply.
  • For questions, please contact support@signaturesolar.com.