Yuasa YB4L-B / YB4L-B-BS 12V Yumicron Battery
Capacity Ah (20-HR): 4.2 CCA @ -18C: 45


YuMicron batteries are designed to meet the special demands of personal watercraft, snowmobiles and ATVs. Dependable power, reduced maintenance and longer life plus a unique power boosting design makes the range ideal for touring bikes and modified vehicles.

  • High cranking power - constructed with special thin plate separators
  • Low maintenance, water loss & self-discharge with easy access vent plug design
  • Heavy-duty glass mat technology for high vibration resistance
  • Heat sealed case to protect against seepage & corrosion
Tech Spec

Additional Information

Pack Type DC/CP
Capacity Ah (10-HR) 4
Capacity Ah (20-HR) 4.2
Weight with acid (kg) 1.5
Acid volume (litre) 0.3
Charge current (Amps) 0.4
Terminal Type 5
Length (mm) 120
Width (mm) 70
Height (mm) 92
NCC Class N/A
Feature Range YuMicron
Front Side Top
Assembly Figure