Conventional 12 Volt
Yuasa 12N9-4B-1 / 12N9-4B-1-BS 12V Conventional Battery
Capacity Ah (20-HR): 9.5 CCA @ -18C: 85 Cold Cranking Performance (Amps) EN1: 85


The Conventional 12 Volt battery is the industry standard for motorcycles, snowmobiles and ride-on mowers.


  • Specifically designed to protect against seepage and corrosion
  • Made to withstand vibration
  • Patented separators providing high cranking power
  • Through-partition construction delivers maximum power while the unique sealed posts resist corrosion for a longer battery life

12N9-4B-1 = DC / 12N9-4B-1-BS = CP

Tech Spec

Additional Information

Cold Cranking Performance (Amps) EN1 85
Pack Type DC/CP
Capacity Ah (10-HR) 9
Capacity Ah (20-HR) 9.5
Weight with acid (kg) 3.2
Acid volume (litre) 0.6
Charge current (Amps) 0.9
Terminal Type 6
Length (mm) 135
Width (mm) 75
Height (mm) 139
NCC Class N/A
Feature Range Conventional 12 Volt
Terminal Type
Assembly Figure