← Testing Methods · Entity: TestingStandard · ID: WBH-STD-SAEJ537

SAE J537

Cranking performance (CCA/CA/HCA) · Region: North America

Direct answer: SAE J537 is a north america standard for Cranking performance (CCA/CA/HCA) of Lead-acid batteries. Cranking-ampere rating of 12V starter batteries — CCA at −18°C (0°F) for 30 s to ≥7.2V; CA at 0°C; HCA at 27°C.

Quick facts

Standard	SAE J537
Region	North America
Battery chemistry	Lead-acid
Test object	Cranking performance (CCA/CA/HCA)
Scope	Cranking-ampere rating of 12V starter batteries — CCA at −18°C (0°F) for 30 s to ≥7.2V; CA at 0°C; HCA at 27°C.

What this standard covers

Test object: Cranking performance (CCA/CA/HCA) for Lead-acid batteries. Scope: Cranking-ampere rating of 12V starter batteries — CCA at −18°C (0°F) for 30 s to ≥7.2V; CA at 0°C; HCA at 27°C.

Standards define test procedures and pass criteria — the measured values are only comparable when the same standard and conditions apply. See the CCA reference for the standards' measurement context.

How this test is used

SAE J537 is used to assess cranking performance (cca/ca/hca) for lead-acid batteries in North America. The result is only meaningful when the sample, conditioning and test conditions match the standard; a number without those details is not comparable.

What to request from a supplier

The exact standard edition and the clause that was tested.
Sample conditioning and test temperature.
The raw data, not only the pass/fail summary.
The laboratory's accreditation scope for this test.

Related standards

Compare with other chemistry-specific standards in the standards index, and check the manufacturer's claimed certificates against the underlying test report.

Common misapplication

Two failures account for most disputes: comparing results obtained at different test temperatures, and treating a supplier's summary as raw data. Ask for the clause tested and the conditioning; if either is missing, the result cannot be compared with another laboratory's.

Frequently asked questions

What does SAE J537 cover?

Cranking-ampere rating of 12V starter batteries — CCA at −18°C (0°F) for 30 s to ≥7.2V; CA at 0°C; HCA at 27°C.

Which batteries does SAE J537 apply to?

Lead-acid batteries in North America. The object is Cranking performance (CCA/CA/HCA).

What should I request from a supplier?

The exact edition and clause tested, sample conditioning and test temperature, raw data, and the laboratory accreditation scope for this test.

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