High-performance C40 40135 20Ah 3.2V LiFePO4 Battery Cell
Industry-leading cylindrical lithium iron phosphate battery with superior deep-cycle performance. Premium-grade lifepo4 chemistry ensures 2000+ charge cycles at 80% DOD. Precision-welded terminals with anti-corrosion nickel plating for stable high-current discharge.
Ultra-thick 0.2mm aluminum alloy casing withstands 1200psi crush pressure. Built-in safety valve prevents thermal runaway. UL1642 certified separator ensures zero internal short circuits.
Ideal for high-demand applications:
- Solar street light energy storage systems
- E-bike battery pack rebuilds
- Marine/RV deep-cycle power banks
- Industrial backup power units
Wholesale exclusive pricing with bulk discounts available. MOQ-friendly for large-scale energy projects. Global shipping with certified UN38.3 compliance.
Note: Terminal configuration (stud/nut) customizable for OEM applications. Ships with protective caps and individual voltage testing report.






Recent Purchase
ysh***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$104.40
23 days ago
icc***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$52.20
14 days ago
ckg***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$169.65
36 days ago
svb***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$261.00
37 days ago
gak***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$91.35
2 days ago
cfn***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$39.15
25 days ago
wyx***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$91.35
37 days ago
xbx***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$156.60
16 days ago
epm***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$182.70
25 days ago
nls***
Nominal Voltage:3.2V;Nominal Capacity:20000mah;Battery Type:cylindrical;
$104.40
7 days ago
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Customer Reviews

C40 40135 20ah 3.2V cylindrical lifepo4 rechargeable lithium iron battery cells deep cycle LFP 40135 for ebike streetlight
$8.7$13.05-33.33%
Nominal Voltage:
3.2V
Nominal Capacity:
20000mah
Battery Type:
cylindrical
Quantity:
Add to Cart
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