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12V 40Ah ESS Battery For UPS Uninterruptible Power System With 5 Years Warranty

Minimum Order Quantity : 5 Price : Negotiation
Packaging Details : Inner plastic material package ,wooded packaging outside Delivery Time : 20-25 days
Payment Terms : L/C at sight , T/T Supply Ability : 300 pcs /day
Place of Origin: China Brand Name: Soundon
Certification: ROHS ,MSDS ,CE Model Number: SD-ES-12V40Ah

Detail Information

Nominal Voltage ,capacity: 12V40Ah Size: 130*70*290mm
End Of Discharge Voltage: 8.0V Overcharge Current: 10A
Peak Current: 20A (<3) Impedance: ≤50mΩ
High Light:

high power battery pack


ups power battery

Product Description

Lifepo4 12V 40Ah ESS Battery For UPS Uninterruptible Power System With 5 Years Warranty
Cells parameters :

ItemRated ValueRemark


1Rated CapacityRated Capacity20Ah

Discharge Current: 0.5C(10A)
Discharge Cut off Voltage: 2.0V

Min Capacity20Ah
3Rated Voltage

Average Voltage 3.2V



Battery pack specification :

 Configuration12V(2 parallel 4 series) 


Rated Capacity

Rated Capacity40Ah

Discharge Current: 0.5C(20A)
Discharge Cut off Voltage: 8.0V

Min Capacity40Ah
 Rated VoltageAverage Voltage 12.8V 
 Discharge Cut off Voltage8.0V 
 Charge Voltage14.6V 
 Max Charge Voltage15.0V 
 Charge conditionsStandard charge currentCharge Current: 0.2C(8A)
Rapid Charge currentCharge Current: 0.5C(20.0A)
Instantaneous Charge currentCharge Current: 1.0C(40.0A)
 Discharge conditionsStandard Discharge currentDischarge Current: 0.5C(20A)
Rapid Discharge currentDischarge Current: 2.0C(80.0A)
Instantaneous Discharge currentDischarge Current: 3.0C(120.0A)


Working TemperatureCharge0~+45℃ 


Storage Temperature<1 month-20~+45℃Recommended Storage Temperature is 20℃ when transport.
≥ 1 month-10~+35℃
 Initial load50%-60% 

Each battery pack of Soundon with the protection board in below function to manage the battery cell and battery pack :

Over-Charge Voltage Protection (OVP)
Over-Charge Voltage Protection Release (OVPR)
Over-Discharge Voltage Protection (UVP)
Over-Discharge Voltage Protection Release (UVPR)
Over-Current Discharge Protection (OCDP)
Over-Current Protection Delay Time (OCPDT)
Over-Discharge Protection Release
Over-Current Discharge Protection Release
Short circuit current protection
Short circuit current protection delay time
Short circuit protection Release
Discharging Temperature
Discharging Temperature Protection Release
charging Temperature
charging Temperature Protection Release

Soundon battery advantage :
Certification :

  1. the battery passed the UN38.3 which can delivery safety and strictly comply with the airplane transport standard .
  2. Got the CB, CE , ROHS certification in lithium battery industry ,all the battery are under those standard to produce ,we can guarantee the quality .
  3. Our company approved quality system certification : ISO9001,ISO14001,ISO/TS16949 , we can control well the product quality from the battery material to finished the lithium ion battery

Shipment :
The battery should be packed in cartons under the condition of half capacity 20-50% for shipment. The violent vibration,impaction or squeezing should be avoided in the transport process; neither is exposed in the sunlight nor rain. The batteries shall be shipped by normal transportation such as by road, by train, by ocean or by air.
Storage :
The battery storage shall be in the clean and dry ventilation room at the temperature of -5~35℃ and shall keep out of fire or heat and avoid touching corrosion elements. The batteries shall be charged every 6 months during storage
After sales Services :
1. 24 months product warranty period
2. Free logistic services
3. Quick Reply your in 24 working hours
4. Customized design is acceptable, OEM and ODM are welcome.
5. Directly send the goods to customer at home and abroad
6. we have office at EU in Italy and Germany

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