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Tools / THUNDERBOLT SOLAR / Lawn & Garden

AI picture of 12V, 35 Ah Sealed Lead-Acid Battery
THUNDERBOLT SOLAR · SKU 56770

12V, 35 Ah Sealed Lead-Acid Battery

$79.99shelf price since Sep 25 38% above lowest

✓ Price checked Sep 25

No coupon right now. Last one ended Oct 25, 2026.

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No store prices shared in the last 60 days. Clearance and open box prices change store to store.

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Harbor Freight's "compare to" price: $93.01

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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
WhenPromoFor This Tool
Oct 29, 2026 to Nov 1 Save 15% Off Any Single Item15% off
Lowest Ever$57.99
Typical Coupon$59.99most common price
Coupons On Record2since Apr 2026
Days Since A Coupon20
Deal Score1 / 10wait

Price History

Shelf PriceCouponITC CouponParking Lot SaleSale DaysLowest EverComing Up

Each drop runs from the shelf price down to the deal price. The longer the drop, the bigger the savings.

Where Today's Price Sits

$57.99 lowest$79.99 highest

Best Months For Deals

Jan
Feb
Mar
Apr1
May
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Aug
Sep
Oct1
Nov
Dec

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Coupon History 2 On Record

PriceTypeEnded
$59.99 Coupon Oct 25, 2026 · Coupon
$57.99 ITC Apr 2, 2026

Parking Lot Sale History

Not in a Parking Lot Sale we've tracked.

Usually couponed in Oct, Apr. Waiting is the smart play.

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