Item name Factory Wholesale 12V 40AH UPS system deep cycle battery
for solar storage Nominal Voltage 12V Battery capacity 40Ah
Material of case AL/DL/CPP Size(T*W*L) 237*132*75mm Weight About
4.5kg Discharge cut-off voltage 12.8V Max charge current 1C Max
discharge current 3C Max charge Voltage 14.6±0.05V Charge method
CC/CV(constant current/constant voltage) Cells Model
IFR18650-20FC-2000mAh-8S3P Standard capacity(0.5C) Typical:6Ah
Min:6Ah Rated voltage 24V Max. Charge voltage
≤29.2V(standard:29.20V) Discharge Cut-off voltage 20V Standard
charge current ≤0.25C Rated Continuous discharge current 6A Max
continuous discharge current ≤ 6.0A Continuous working current
≤6.0A Time-delay discharge current 6A Max. Instantaneous discharge
current 9A Single cell charge protection voltage 3.7V±0.05 Single
cell cut-off voltage 2.5V±0.05V Impedance(Max, at 1000Hz.) ≤ 150mΩ
Battery dimension MAX L151×W66×H94mm Weight(approx) 1.25kg Mass
Ratio of Energy 148Wh/Kg Interface F2 Operating Temperature(CC/CV)
Charge: 0ºC~+45ºC Discharge: -20ºC~+60ºC Humidity: 50%≤RH≤85%
Storage: 0ºC-40ºC(capacity 80%) Advantages of Lifepo4
batteries1.Green energy,Non-toxic, non-polluting, wide range of raw
materials, cheap 2.Long life, large capacity and good shock
resistance, 2000 times at 80% DOD 3.Low self-discharge and good
discharge performance at low temperature 4.Strong charging
acceptance and quick-charging capability 5.Strong over-discharge
resistance and charge retention 6.Maintenance-free and no acid or
water for maintenance in usage 7.Excellent large current discharge
performance, and have obvious advantages in startup and climbing
8.Lighter weight smaller size 9.It without heavy metals and
environment friendly. 10.Internal BMS with full protection,battery
has high voltage protection with higher reliability. 11.No memory
effect 12.High temperature performance is good 13.Capacity of
single battery cell is big 14.High safety,no explosion,no fire
15.Low self-discharge rate,≤3%/mon. Payment1. We accept T/T ,
PAYPAL , Western Union, Cash and so on. & Trade assurance order
2. Payment: 30% before mass production;70% balance will be
paid before shipment or after bill of copy.Samples must be paid in
full in advance. 3. FOB , EXW and CIF all are availabl 4. If you
place the Trade Assurance order on Alibaba,we also can accept
credit card(VISA,Master Card),e-checking. Reminder:The batteries
should be stored at room temperature and placed in a cool and dry
place, charged to about 30% to 50% of capacity. It is strictly
forbidden to keep the battery empty and not use it for a long time.
We recommend that batteries be charged about once per three months
to prevent over-discharge. FAQQ1: Can I get free sample?A1:
Generally we don't provide free sample, but we can return sample
cost when the buyer place the bulk order.Q2: What is delivery time
if we place an order?A2: It's depends on the order quantities.
Usually, we can deliver goods within 3 -5 working days for small
orders. For bulk order,let's confirm when you place official
order.Q3: What's your payment and delivery terms?A3: Payment terms:
By T/T, 30% for deposit, and balance all before shipment. For small
amount, we also accept payment via PayPal.Q4: What company will be
used for making the shipments? DHL? UPS or others?A4:Normally, we
ship our battery via DHL,UPS and FedEx.Q5: What is your package
looks like? Can I have the customized package?A5: We have factory's
current standard package, customized print logo shall be complied
to buyer's requirements, and the extracharges will be borne by the
buyers, for more details, please contact us.Q6: Are your factory or
trading company?A6: We are professional battery manufacturer with
our own factory and brand. We provide all kinds of OEM/ODM services
for clientsall around the world.Q7: Where are your company's major
markets?A7: Our company focus on high quality batteries in North
Amercia, Europe, Korea and Japan markets.Q8:What's your advantage
compared with other suppliers?A8 a) High quality batteries: Our
batteries are in enough capacity, and lower in RI,Before shipment,
we will inspect the products and ensure the quality which are well
approved by our clients.b)Better service: We always offer what our
clients need. Reply client's questions in time. Supply best
projects solution forclients. We ship out the products on time.Q9:
Can we visit your factory before placing an order?A9: Of course, no
problem, we are always welcome to visit the factory./* January 22,
2024 19:08:37 */!function(){function s(e,r){var
a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
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