Tools / CEN-TECH / Automotive

CEN-TECH · SKU 59000

0.5 Amp, 12V Automatic Battery Maintainer

Name: 0.5 Amp, 12V Automatic Battery Maintainer
Brand: CEN-TECH
SKU: 59000
Availability: InStock

$9.99shelf price since Sep 25 43% above lowest

✓ Price checked Sep 25

No coupon right now. Last one ended Apr 14, 2026.

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In stock near you? Check Stock On Harbor Freight.

Seen In Stores

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

View At Harbor Freight

Harbor Freight's "compare to" price: $39.98

Something Wrong Here?

Buy Now Or Wait?

Wait For A Deal

With the “Inside Track Club members can Save 25% Off All U.S. GENERAL ” promo it's $7.49 instead of $9.99.
It usually gets a deal about every 7 weeks. The last one started 226 days ago.
The usual deal price is $6.98, $0.51 less than today.
It's due for a deal any day now.

Was this call useful? How right are we?

Promo History · 2 promos

When	Promo	For This Tool
Oct 30, 2026 to Dec 3	Inside Track Club members can Save 25% Off All U.S. GENERAL Magnetic Accessories	25% off
Oct 29, 2026 to Nov 1	Save 15% Off Any Single Item	15% off

Lowest Ever$6.98

Typical Coupon$6.98most common price

Coupons On Record2since Feb 2026

Days Since A Coupon213

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

Shelf

$6.98 lowest$9.99 highest

Best Months For Deals

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      Feb1

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      Apr1

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Coupon History 2 On Record

Price	Type	Ended
$6.98	Coupon	Apr 14, 2026
$8.00	Coupon	Feb 25, 2026

Parking Lot Sale History

Not in a Parking Lot Sale we've tracked.

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

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