12V 250AH Deep Cycle Lifepo4 Battery Pack with Screw Terminal and 3000 Cycles

Product Specification

Product Overview

Deligreen 12V 250Ah LiFePO4 battery pack is a deep cycle ESS battery designed for solar storage, RV, marine, and home energy systems. Featuring a sturdy aluminum shell, it is an ideal replacement for SLA lead acid batteries. This 12V 250Ah battery pack provides reliable, long-lasting power for a wide range of applications.

Product Specifications

Nominal Voltage: 12V
Nominal Capacity: 250Ah
Inner Resistance: ≤0.4mΩ (Fresh cell: 30%~40% SOC)
Standard Charge Current: 0.5C
Maximum Discharge Current (Continuous): 1C
Cut Off Charging Voltage: 3.65V
Standard Discharge Current: 0.5C
Cut-Off Discharging Voltage: 2.5V (Temp. T>0°C), 2.0V (Temp. T≤0°C)
Charging Operation Temperature: 0°C ~ 65°C
Discharging Operation Temperature: -35°C ~ 65°C
Storage Conditions Short-Term (Within 1 Month): -20°C ~ 65°C
Storage Conditions Long Term (Within 1 Year): -20°C ~ 55°C
Storage Humidity: < 70%
Net Weight: 25KG
Shell Material: Aluminum
Cycle Life: ≥3000 cycles
Shipping Capacity: 30%~40%

Our Quality Commitment

100% original batteries
Brand new products
Pre-shipping testing of capacity, voltage, and inner resistance
Full replacement for any damage during shipping
Full refund if capacity is not as specified
5-star service with direct contact to general manager: info@deligreenpower.com

Available Brands & Capacities

CATL: SY53AH, 100AH, 120AH, 202AH, 271AH, 302AH, 310AH (In Stock)
CALB: 70AH, 100AH, 163AH, 230AH (1-2 weeks)
EVE: 50AH, 90AH, 230AH, 280AH (In Stock)
GF: 50AH, 86AH, 100AH, 206AH, 277AH (In Stock / 1-2 weeks)
LTO: 30AH, 35AH, 40AH (In Stock)
REPT: 280AH, 280LAH (In Stock)
LISHEN: 202AH, 272AH (In Stock)

Applications

Deligreen 12V 250Ah batteries can be widely used for ESS, RV, Marine, Yacht, Home Solar Energy, UPS, Motor Home, Low Speed Electric Vehicles, Rickshaw, and as an ideal replacement for SLA Lead Acid batteries.

Why Choose Deligreen?

One-stop power provider including lithium battery, active balancer, BMS, charger and other accessories
Russia, Poland, and USA warehouses ensure quick delivery
Factory direct pricing and lifetime technical support
Reliable warranty program
Looking for distributors - Making DIY Battery Easier!

Shipping & Delivery

USA Delivery
Shipping Method: Sea + Express (DDP, Tax Free)
ETD: 5-8 days
ETA: 25-35 days after sailing
Tracking updates after local express pickup (usually 15-25 days after sailing)

EU Delivery
Shipping Method: Railway + Express (DDP, Tax Free)
Excludes: Switzerland, Romania
ETD: 5-8 days
ETA: 30-45 working days after shipping
Tracking updates after local express pickup (usually 25-40 working days after shipping)

For remote areas not listed, please provide shipping address and zip code for verification.

Frequently Asked Questions (FAQ)

Q1: Are these new cells?
A: Yes, 100% factory direct new cells.

Q2: Do you test capacity, voltage and internal resistance before shipping?
A: All batteries are strictly tested before shipment. Voltage difference within 10mV, capacity difference within 2%. High internal resistance batteries are not allowed to be sent out.

Q3: What is your replacement policy if the cells arrive damaged?
A: We have three staff members checking packaging. All cells are wrapped with thick foam and use 5-layer hardest cartons. We also have UN cartons and polywood cases. In case of any damage during transportation, 100% new replacement within one business day.

Q4: Are BusBars and screws included and free?
A: Yes, we ship batteries with BusBar connectors and screws for free.

Q5: Why can't I see any update tracking information after waiting for weeks?
A: This is normal. The tracking number won't be updated until the package arrives in your country. When they are on the train, there is no tracking available.

Q6: Can you customize battery packs?
A: Yes. Please provide your requirements: voltage, capacity, application, constant and peak charge/discharge current, size limitations, and all relevant information.

Q7: Do you have battery accessories besides battery cells?
A: Yes, we provide active battery balancers, smart BMS, and chargers to help you save time and money while avoiding risks.

Q8: What is the cycle life of this 12V 250Ah battery pack?
A: The cycle life is ≥3000 cycles. It is a deep cycle design, making it an ideal replacement for traditional SLA lead acid batteries.

Q9: What is the shell material and weight of this battery pack?
A: The shell material is aluminum, and the net weight is 25KG. It is designed for durability and efficient thermal management.

Q10: What are the primary applications for this 12V 250Ah battery pack?
A: It is widely used for ESS, RV, Marine, Yacht, Home Solar Energy, UPS, Motor Home, Low Speed Electric Vehicles, Rickshaw, and as an ideal replacement for SLA Lead Acid batteries.