Tools / THUNDERBOLT SOLAR / Lawn & Garden
100 Watt Monocrystalline Solar Panel
✓ Price checked Sep 29
No coupon right now. Last one ended Oct 1, 2026.
In stock near you? Check Stock On Harbor Freight.
Seen In Stores
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Harbor Freight's "compare to" price: $293.34
Something Wrong Here?
Wait For A Deal
- It's $20.00 above its usual deal price of $79.99.
Is The Protection Plan Worth It?
Harbor Freight sells 1 or 2 year Extended Service Protection that starts after the regular warranty ends. In store you can add it at checkout or within 30 days, so you can decide later.
Promo History · 1 promo
| When | Promo | For This Tool |
|---|---|---|
| Oct 29, 2026 to Nov 1 | Save 15% Off Any Single Item | 15% off |
Price History
Each drop runs from the shelf price down to the deal price. The longer the drop, the bigger the savings.
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Where Today's Price Sits
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Coupon History 1 On Record
| Price | Type | Ended |
|---|---|---|
| $79.99 | ITC | Oct 1, 2026 · Coupon |
Parking Lot Sale History
Not in a Parking Lot Sale we've tracked.
Usually couponed in Oct. Waiting is the smart play.
