KS-C125B 12v 125AH Compact Series Bluetooth lithium leisure battery


Out of stock

Product Code: 5060716640193 Category:


KS-C125B 125AH COMPACT SERIES 12V High Density with integral Low Temperature Protection and Bluetooth Remote Monitoring 

125AH lithium-iron phosphate deep cycle leisure battery featuring an high density ultra compact footprint of 305mm*170mm*205mm (smaller than KS-LT100/LT120B). Bluetooth monitoring, low temperature charge protection as standard. 100A continuous discharge output current rating. Perfect for Motorhomes, Camper vans, liver-board boats, caravan and camping requiring a minimum use of space for power.
Product Data Sheet

Specifications- KS-C125B
Product code: 5060716640193

Type Lithium-Iron Phosphate (LiFePo4
Cells cylindrical 3.2V 4000mAh, Arrangement: 4S *32P
Battery voltage nominal: 12.8V, charged at rested: 13.2V
Capacity: 128Ah nominal, (1.63KWh @ 25°C)
Size: (mm ±2) L*W*H 305*170*205 (inch 12*6.7*8.1)
Weight: 14Kg (30lbs)
Max charge voltage: 14.6V, recommended charge voltage 14.2V-14.4V
Maximum continuous discharge current: 100A
Peak surge discharge current: 300A for 5 seconds
Max continuous charge current: 100A, charge type: CC/CV
Recommended charge current <65A
Recommended discharge current: <80A
Float voltage (when applicable) recommended 13.2V – 13.3V, max 13.6V
Recommended low voltage disconnect (when applicable) 11.2V
Operating temperature range: -20°C to +50°C
Storage temperature: -20°C to +30°C
Battery Management/Protection:
Internal BMS actively balanced cell banks x4
Battery low temperature Charge Protection (charge disconnects at zero <0°C)
Battery over charge disconnect Protection (1) cell bank disconnect >3.75V resumes <3.55V
Battery over charge disconnect Protection (2) battery disconnect 15.0V, resumes <14.4V
Battery over discharge protection (1) cell bank disconnect <2.3V, resumes 2.4V
Battery over discharge protection (2) battery disconnect <10V, resumes >10.4V
Short circuit electronic trip: (>400A <250µS)
Over temperature protection: 65°C, release <55°C
Depth discharge: 100% Efficiency: 99%
Internal resistance ( ±3%) : 20mΩ @ 50% SOC 25°C
Self-discharge: 3% per month
Maximum recommended dry storage duration: (@60% capacity): 12 months
Terminals: F12 (M8), Terminal torque 90ft/lb – 10Nm
Case material: ABS, Ingress Rating: IP64
Parallel configuration: unlimited, Series: 4 batteries maximum
Life Span: >4500 cycles @80%-30% DOD @0.5C, >2250 cycles DOD 95% @1C
Wireless protocol: Low energy – Bluetooth® 4.0
Compliance: CE Certification for the entire battery (product)
ROHS Certification for the entire battery (product)
UN38.3 Certification for the entire battery (product)
Shipping designation: dangerous goods class 9
Designed in Great Britain by KS Energy Holdings (UK) Ltd, assembled in China



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