RELiON RB75 75Ah LiFePO4 12.8V Deep-Cycle Lithium Battery


The RELiON RB75 75Ah LiFePO4 12.8V Deep-Cycle Lithium Battery by RELiON Batteries is an industry leading Deep-Cycle Lithium Battery with multiple terminal options to fit your application. Click the Terminal Options Tab for details.

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Discover the Maintenance-Free RELiON RB75 75Ah LiFePO4 12.8V Deep-Cycle Lithium Battery

The RELiON RB75 75Ah LiFePO4 12.8V Deep-Cycle Lithium Battery is a powerful 12.8V 75Ah lithium iron phosphate battery is often used in larger applications, including marine, RVs and electric vehicles (EVs).

The The RELiON RB75 maintains consistent power and is equipped with an M8 terminal type and a built-in battery management system (BMS). All RELiON LiFePO4 batteries have installation flexibility, fast-charging capabilities and are maintenance free.

Because the RELiON RB75 is a lithium iron phosphate (LiFePO4) battery, it offers more power, less weight and up to 10x longer life than its lead-acid counterparts. Lithium is the logical choice for applications where you need a longer run time and reliability.

RELiON RB75 Technical Specifications
Max. Continuous Discharge Curr. 75 A
Peak Discharge Current 150 A (7.5 s ±2.5 s)
BMS Discharge Current Cut-Off 280 A ±50 A (9 ±4 ms)
Recommended Low Vol. Disconnect 11 V
BMS Discharge Voltage Cut-Off 8 V (2.0 ±0.08 vpc) (140 ±60 ms)
Reconnect Voltage 9.2 V (2.3 ±0.1 vpc)
Short Circuit Protection 200-600 µs
Recommended Charge Current 3.7 A – 37.5 A
Maximum Charge Current 75 A
Charge Current 32º to 14ºF (0 to -10 ºC) ≤0.1 C
Charge Current -4º to 14ºF (-20 to -10 ºC) ≤0.05 C
Recommended Charge Voltage 14.2 V – 14.6 V
BMS Charge Voltage Cut-Off 15.6 V (3.9 ±0.025 vpc)
(1.1 ±0.4 s)
Reconnect Voltage 15.2 V (3.8 ±0.05 vpc)
Balancing Voltage 14.4 V (3.6 ±0.025 vpc)

About RELiON Batteries

RELiON lithium batteries provide more energy for high consumption than traditional lead-acid batteries. Lead-acid batteries also need to be maintained. If they are not maintained properly, their life span is shortened. Because lithium batteries require no active maintenance, a one-time purchase guarantees better lifetime value. Contact us for more details.

Weight 23.6 lbs
Dimensions 10.2 × 6.6 × 8.3 in




Terminal Options


CCA Rating


Reserve Capacity (Minutes)

180 / 25A

BCI Group Size


Ah Rating (@100 Hr)


Ah Rating (@20Hr)



Aerial Work Platform, Floor Machine, Fork Lifts & Pallet Trucks, Industrial Equipment, Marine / RV, Renewable Energy Systems

Terminal Options Guide

Option Code Description A.K.A.
1 Embedded Low Profile Type M
2 Embedded High Profile
3 Embedded Automotive Post
4 Embedded Universal/Reverse Type J
5 L-Terminal
6 Automotive Post & Stud/Standard Standard
7 Universal
8 Automotive SAE Type A
9 Wingnut
10 Dual Wingnut
11 Stud/Commercial SS Type Commercial SS Type
12 Cable & Plug
13 M8-1.25 Threaded Hole
14 Industrial
15 6mm/8mm Insert Insert
16 Small L-Terminal
17 5/16″-18 Stud & 1/4″-20 Threaded Hole
18 M6-1.0 Threaded Hole
19 Type B1/B2
20 BUS

Advantage Batteries | Terminal Options

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