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B-LFP12-75 12V 75Ah Lithium Ion Battery


Sale price $649.88 Regular price $849.99

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The advanced B-LFP12-75-LT lithium batteries are ideal for RV’s, Boats, EV’s and off-grid applications in good-grid environments and offer exceptional reliability and performance at low temperatures. With its unique features, Our wide variety of standard and high-performance batteries ensure we have what you need when you need it. This version is not Bluetooth compatible  

Cover Sealed By Bolts

The B-LFP12-75-LT is developed with a special case, more and more customers told us that the problem of they would like a flexible battery case which could be easier to open and check inside the structure. To follow up the market demands, BSLBATT has developed this new special battery case in Group 31 size. Then when you need to check the inside structure or replace any cells and BMS, you could open the cover by bolts very easily.

Two LCD screen for showing more battery status

The B-LFP12-75-LT is designed with two LCD screens. Normally the lithium battery ABS case only shows voltage or capacity on a small screen. This new product is bringing you more details of the battery status:

  • Designed Capacity
  • Voltage
  • Temperature
  • Time record
  • SOC
  • Battery Status
  • Current

Protection performance for charging at low temperature

The B-LFP12-75-LT is a 12V 75Ah lithium battery and is part of BSLBATT’s Low-Temperature Series. This lithium iron phosphate battery is specially designed with a software BMS. As anyone knows that it’s not good to charge a battery below 0°C, it will decrease the cycle life, but most of the regular lithium battery did not protect this situation. BSLBATT’s B-LFP12-75-LT Series batteries with a special BMS will automatically cut off and stop charging when the temperature is below 0°C. This design will perfectly protect the battery.

Features & Specifications

Item Specification
Battery Type 12v 75ah lithium ion battery (LiFePO4)
Nominal Voltage 12.8V
Nominal Capacity 75Ah
Energy 960WH
Dimensions (L x W x H) 260*160*218mm
Weight 23.6 lbs
Case Material ABS/Iron case
Certifications CE/ISO/UN38.3/MSDS
Efficiency 99%
Self Discharge <1% per Month
Series & Parallel Application max. 4 series or 4 parallel connected application
Peak Discharge Current 150 A (7.5 s ±2.5 s)
BMS Discharge Current Cut-Off 280 A ±50 A (9 ±4 ms)
Operation Temperature Range -20~60℃
Voltage at end of Discharge 14.4 V
Working Voltage 11.2-14.4V
Discharge Temperature -4 to 140 ºF (-20 to 60 ºC)
Charge Temperature 32 to 113 ºF (0 to 45 ºC)
Storage Temperature 23 to 95 ºF (-5 to 35 ºC)
Cycle Life > 3000 cycles
Self-Discharge Rate Residual capacity: ≤3%/month; ≤15%/years
Reversible capacity: ≤1.5%/month; ≤8%/years
Storage Temperature & Humidity Range Less than 1 month: -20℃~35℃, 45%RH~75%RH
Less than 3 months: -10℃~35℃, 45%RH~75%RH
Recommended storage environment: 15℃~35℃,45%RH~75%RH


Longer runtime = more recreation time with the B-LFP12-100. This 12V 100Ah deep cycle lithium battery is the perfect replacement for a group 31 AGM, GEL, or lead-acid battery. Weighing in at only 23.6 lbs it’s a lightweight alternative to lead-acid and one of our most popular lithium batteries.

BSLBATT lithium batteries provide more energy for high consumption than traditional lead-acid batteries. They also offer ultra-fast charging and discharging, high efficiency, and longer cycle life – plus no maintenance!

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WARRANTY: 5 YEARS – 3 Years Free Replacement, 4th year 75%, and 5th year 50% Pro-rated and BSLBATT Lithium batteries have the lowest failure rate on the market.