Home ProductsUPS Rechargeable Batteries

2U UPS Rechargeable LiFePO4 Battery Deep Cycle 48V 20Ah Topband

China Shenzhen Topband Battery Co., Ltd certification
China Shenzhen Topband Battery Co., Ltd certification
We have cooperated with Topband for several years, we think Topband is a reliable supplier with quality products, and professional technical support!

—— Stephan Moberg

In energy storage system project, Topband team provides expertise support and excellent product at reasonable price. Much appreciated for their effort

—— Christin Gartner

I'm Online Chat Now

2U UPS Rechargeable LiFePO4 Battery Deep Cycle 48V 20Ah Topband


Large Image :  2U UPS Rechargeable LiFePO4 Battery Deep Cycle 48V 20Ah Topband

Product Details:

Place of Origin: China
Brand Name: Topband
Certification: ISO9001, ISO14001, MSDS
Model Number: TB4820F-T110A

Payment & Shipping Terms:

Minimum Order Quantity: 10pcs
Price: Negotiable
Packaging Details: standard export carton
Delivery Time: 2~4weeks for samples; 4~6weeks for mass production
Payment Terms: L/C, T/T
Supply Ability: 450Mwh/year
Detailed Product Description
Material: LiFePO4 Norminal Voltage: 48V
Norminal Capacity: 20Ah Cycle Life: ≥2000 (100% DOD)
Dimension: 485* 88.5* 256mm Weight: 12kg
Internal Impedance: ≤60mΩ Certification: ISO9001, ISO14001, MSDS
Warranty: 2 Years
High Light:

ups replacement batteries


ups backup battery

2U UPS Rechargeable LiFePO4 Battery Deep Cycle 48V 20Ah Topband

1. Deep cycle lithium battery 48V 20Ah feature

  • High energy density
  • High working voltage for single battery cells
  • Pollution-free
  • Long cycle life
  • No memory effect
  • Capacity, resistance, Voltage, platform time consistency is good
  • With short-circuit production function, safe and reliable
  • Factory price & High quality
  • Good consistency, low self discharge
  • Light weight, small size
  • High discharge rate
  • Quality and security guaranted,with CE,ROHS approval.
  • The lifepo4 battery pack is widely used for electric bicycle,golf car,electric bike,electric wheelchair,power tools,electric scooter,emergency light,etc

2. Deep cycle lithium battery 48V 25Ah Specification

NO. Items Characteristics Testing Methods
1 Nominal Voltage 48V Follow
2 Nominal Capacity 20Ah Follow
3 Minimum Capacity 19Ah Follow
4 Battery internal Impedance Internal Impedance≤60mΩ, Internal Impedance Testing Machine( HIOKI 3555,1kHz )
5 Shipment Voltage 51V~56V Multi-meter
6 Dimension



485* 88.5* 256mm Vernier caliper
7 Working Temperature Charge 0~50℃,45~85%RH Temperature & Humidity Instruments
Discharge -20~60℃,45~85%RH



ature & Humidity Range

Short: above one month -20~+55℃,45~85%RH Temperature & Humidity Instruments
Medium: above three months 0~+45℃,45~85%RH
Long:above one year +5~+30℃,45~85%RH
9 Allowed maximum continuous charge current 30A Multi-meter
10 Allowed maximum continuous discharge current 30A Multi-meter
11 Allowed maximum reverse charge voltage NO Allowed /

Allowed maximum charge voltage


58.4±0.2V Multi-meter
13 Discharge cut-off voltage 40±1V Multi-meter
14 weight About:12 KG electronic scale
15 Balanced function / /
16 Display voltage


(Precision 1%)

  Display current


(Precision 2%)

17 Display capacity


(Precision 10%)

18 Communication Master RS232 Communication /Slave RS485 /

3. Deep cycle lithium battery 48V 25Ah Safety Test

No. Items Standards Testing Methods
1 Short-Circuit NONE Prohibit output electrode short circuit
2 Over Discharge Protection Test The battery should be no remarkable breakage, distortion. Appearance and charge are normal. Discharge the battery at the rate of 0.2C with the load of 30Ω for 24h . Charging for 10sec with specified adapter , and check the voltage(≥37V)
3 Impact Test The battery should be no explosion or catch fire Place a full charged battery on a flat and put a stainless steel stick (Diamond 7.9mm) in the middle of the battery upright . Beat the steel stick with 9.1Kg


4. Deep cycle lithium battery 48V 25Ah Dimension
2U UPS Rechargeable LiFePO4 Battery Deep Cycle 48V 20Ah Topband 0
5. Application
  • Energy Storage System
  • Starter Battery
  • RV Camper/Caraven Battery
  • UPS Storage Battery
  • Forklift Battery
  • Golf Trolley/Cart Battery
  • EV Battery
  • Outdoor Portable Power Battery
  • Marine Battey
  • Battery Cell Application

Contact Details
Shenzhen Topband Battery Co., Ltd

Contact Person: Jerry Yang

Send your inquiry directly to us (0 / 3000)