Name: Clore Solar 1874 500 Amp
Brand: Clore Automotive
Price: 131.88 USD

A proper adjustable carbon-pile tester for car and light-truck batteries, from a long-standing shop brand.

Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros

Adjustable carbon-pile load up to 500 A, so you can load a battery to half its CCA as the standard test calls for
Heavy-duty clamps bite through terminal corrosion
Also assesses the starter and alternator

Cons

The Clore Solar carbon pile family

Every Clore Solar carbon pile model we rank, smallest first. Ratings compare each against its own type.

Model	Type	Rating	Price
Clore Solar 1874 500 Amp (this one)	Carbon pile	3.2/5	$131.88
Clore Solar 1876 1000 Amp	Carbon pile	3.8/5	$284.84

How it scores

The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

A full-size carbon-pile tester for shops and fleets that load-test heavy-duty and 24 V batteries.

$284.84

Carbon pileup to 2,000 CCA6/12/24 V

A plain 500 A carbon-pile tester for 12 V batteries up to 1,000 CCA at a lower price than the Solar 1874.

$115.20

Carbon pileup to 1,000 CCA

An adjustable 500 A carbon-pile tester with a built-in test timer, for car, truck and farm batteries.

$135.99

Carbon pileup to 1,000 CCA12 V