36V 75AH Lithium Battery Kit Chargex®

Product: CXK3675 SKU: 36-LIB-75-K Weight: 75 lbs


Product Details

Currently on backorder, 3-4 Week Lead time for production

The Chargex® CXK3675 - Is a 36V 75AH Lithium Ion Battery Kit featuring three 12V 75AH Lithium Ion Batteries and a Free DP-SS3 3 Bank 10A Charger compatible with the latest and most advanced Lithium Iron Phosphate - LiFePO4 Battery Technology.

Designed for Marine & RV applications, the CXK3675 is engineered to handle extreme vibration and is Plug and Play for any application that currently uses lead acid, gel or agm batteries. Our High Output 3.2V Stainless Steel LiFePO4 Cells are bolted together for Rigid Strength and Current Conductivity vs. the tab welded method.

The fully automatic Built In Battery Management System provides cell balancing, over charge or over discharge protection, short circuit and reverse polarity protection all making the Chargex CXK3675, one of the world's safest and most advanced lithium batteries.

The Chargex® CXK3675 comes with the industries leading - Lifetime Warranty.

12V 300AH Lithium Battery Data Sheet
CX75 - 12V Lithium Ion Battery Data Sheet

CX75 - Material Safety Data Sheet  (MSDS)

12v 3 bank 10 amp lithium ion battery charger

Free SS3 12V 10A 3 Bank Charger


Nominal Voltage 12.8V (x3) 38.4V
Charge Voltage 14.4V - 14.6V
Peak Discharge (5 Sec) 750A
Continuous Charge / Discharge Rate 75A
Capacity (amp hours) 75AH
Capacity (watts) 2700W
Chemistry Lithium Iron Phosphate (LiFePO4)


Model CXK3675
Group Size 24
Weight 25 Lbs x3 / 75 Lbs total
Length 10.25"
Width 6.75"
Height 8.25"


Usable Capacity (AH) 81AH
Depth of Discharge >100% DOD
Reserve Minutes @ 20A 220 min
Reserve Minutes @ 75A 60 min
Self Discharge <3% per mo
Chemistry Lithium Iron Phosphate (LiFePO4)
Cell Type Cylindrical
Modular Series or Parallel Connection


Built in Automatic Battery Protection System        Internal
Automatic Low Voltage Disconnect 30V
Automatic Short Circuit Protection Instant
Automatic Over Voltage Protection 47.4V
Automatic Reverse Polarity Protection Instant
Internal Cell Thermal Safety Fuse Yes
Flame Retardant Electrolyte Yes
Length Way Circuit Boards Yes
Automatic Internal Cell Balancing Yes
Automatic Fault Recovery Yes
Explosion Proof Stainless Steel Cells Yes


Celsius Fahrenheit Usable Capacity
60 140 103%
50 122 102%
40 104 100%
30 86 100%
20 68 98%
10 50 92%
0 32 83%
-10 14 80%
-20 -4 70%
-30 -22 60%
-40 -40 10%
-50 -58 0%



Standard Shipping UPS GROUND
Expedited Air Shipping UPS WORLDWIDE EXPRESS
Shipping Time 24 hours on in stock items


Repair or Replace First 5 Years
Repair or Pro Rate Life Time
Detailed Warranty Information Warranty

This Product Is Perfect For

Motorhomes, Travel Trailers, Fifth Wheels, Boats, Yachts, Sailing, Trolling Motors, Electronics, Solar Backup Power, and Other Deep Cycle Applications.

This 36V 75AH Lithium Ion Battery Kit is the perfect replacement from an AGM, GEL or Lead Acid Battery. Designed as a "drop in replacement
" meaning all you have to do is take out your old battery and place the Lithium Battery in the same way.