Foxwell BT301
A simple 12 V tester for home garages, with a long cable for running the starter test without a helper.
Amazon $69.99$69.99
Conductance (digital)100-2,000 CCA12 V
2.8/5
A professional-brand tester for buyers who want Midtronics conductance results, at a steep price for a 1,400 CCA range.
- Conductance (digital)Type
- 100-1,400 CCARange
- Starter + chargingSystem tests
Check price at Amazon$378.99
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- From the maker whose testers many parts stores and dealers use
- Detects a bad cell and tests discharged batteries
Cons
- Costs several times more than testers with wider ranges
- Listing does not say which voltages or battery types it covers
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.
Specifications
| Model number | PBT300 |
|---|---|
| Testing | |
| Type | Conductance (digital) |
| Rating range | 100-1,400 CCA |
| Starter test | Yes |
| Charging system test | Yes |
| Build | |
| Warranty | 1 year |
Alternatives in this type
Clore Solar BA9
A basic, low-cost 12 V tester from the maker of the Solar shop line, for cars with ordinary batteries.
Amazon $60.92$60.92
Conductance (digital)40-1,200 CCA12 V
Clore Solar BA7
A long-running shop-style 12 V tester, now outclassed on range and price by newer digital testers.
Amazon $163.33$163.33
Conductance (digital)100-1,200 CCA12 V
Compare
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