← Battery Data · Entity: BatteryGroup

40B19 Battery

Aliases: 40B19L · Standard family: JIS

Direct answer: The 40B19 battery is a JIS-family group — a 12V lead-acid case of 187 × 127 × 227 mm with JIS type B terminals, typically 28–30 Ah and 300–350 cold cranking amps (JIS D5301 (−18°C)).

Quick facts

Identification

Entity type	BatteryGroup
Group name	40B19
Aliases	40B19L
Standard family	JIS

Specification

Voltage	12V
Typical capacity	28–30 Ah
Typical CCA	300–350 A
Dimensions (L×W×H)	187 × 127 × 227 mm
Terminal	JIS type B
Typical weight	8–10 kg

Standards & measurement context

Naming standard	JIS
CCA basis	JIS D5301 (−18°C)

The CCA figure is defined by its test standard — values from different standards are not directly interchangeable. Capacity values are typical ranges, not a substitute for a specific battery's datasheet.

Applications

Kei cars
Small cars

Technology variants

Flooded — see the lead-acid type family for the design trade-offs behind the label.

Testing

Relevant methods for this group: CCA testing, capacity testing, load testing — see the testing methods for procedures and standards.

Sources & verification

CCA 300–350 A — JIS D5301 (−18°C)

Evidence card — how this entity's data was established

Basis: JIS D5301 group reference tables + manufacturer datasheets

JIS D5301 reference tables
Manufacturer datasheets (GS Yuasa, Panasonic, AtlasBX)

Confidence: High · Last verified: 2026-09

JIS codes encode performance class and case size; typical values shown.

Last verified: 2026-09

Values are cross-verified typical ranges, not a substitute for a specific battery's datasheet. Return to World Battery Hub.