• Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery
  • Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery
  • Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery
  • Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery
  • Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery
  • Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery

Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery

Type: Lead-Acid Batteries
Usage: Car, Bus, UPS, Electric Power, Lighting, Electric Bicycle, Boat
Nominal Voltage: 12V
Discharge Rate: Low Discharge Rate
Shape: Square Battery
Electrolyte: Li-ion
Samples:
US$ 300/Piece 1 Piece(Min.Order)
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Basic Info.

Model NO.
SB
Installation
Packaged
Rechargeable
Chargeable
Maximum Charging Current
16.5A
Terminal Material
Copper
Maximum Discharge Current
550A(5.Sec)
Designed Floating Life(20ºC)
12years
Transport Package
Standard Export Packing
Specification
229*138*208(mm)
Trademark
Daopulse
Origin
Guangzhou, China-Mainland
HS Code
8507100000
Production Capacity
500000 Pieces/Year

Product Description

Maintenance free Sealed lead acid 12V 55AH storage battery
The Feature
1.Good Cycling Performance, 70% DOD (Depth of Discharge) ≥ 1000 Times.
2.Excellent Charge Acceptance and Good Recovery after deep discharge or over discharge.
3.Superior Performance both in high temperature and cold environment.
4.Sealed and Maintenance Free.

Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery
Battery Applications

Electricity& Communication System
Solar &Wind Energy Storage System
Uninterrupted Power Supply system(UPS)
Emergency Power Supply system(EPS)
Emergency Lighting System &Small Lamp
Control Equipments
Medical Equipment
Railway, Aerospace and navigation
EV

Specification
Mode 12V 33Ah 12V 38Ah 12V 55Ah 12V 65Ah 12V 100Ah
Capacity
(25
ºC)
10HR(10.8V) 33Ah 38Ah  55Ah 65Ah  100Ah 
5HR(10.5V)  28.9Ah 33.2Ah  48Ah  57Ah  87Ah 
1HR(9.60V)  20.5Ah 23.6Ah  34.1Ah  40.3Ah 62Ah 
Dimension Length  195±2mm (7.68inch) 197±2mm (7.76inch)  229±2mm (9.02inch)  350±2mm (13.78inch)  330±2mm (12.99inch) 
Width 130±1mm (5.12inch) 165±2mm (6.50inch)  138±2mm (5.43inch)  167±2mm (6.57inch)  171±2mm (6.73inch) 
Height  155±2mm (6.10inch) 170±2mm (6.69inch)  208±2mm (8.19inch)  179±2mm (7.05inch)  214±2mm (8.43inch)
Total Height  T7: 180±2mm (7.09inch) 170±2mm (6.69inch)  T5: 230±2mm (9.06inch) T5: 186±2mm (7.32inch)  238±2mm (9.37inch) 
T9: 166±2mm (6.54inch) T9: 211±2mm (8.31inch)  T9: 179±2mm (7.05inch) 
Capacity
affected by
temperature
(20HR) 
40ºC 102%
25ºC 100%
0ºC 85%
-15ºC 65%
Self-discharge
(25
ºC
3 month  Remaining Capacity: 91% 
6 month  Remaining Capacity: 82%
9 month  Remaining Capacity: 65%
Operating
temperature
range 
Discharge -15ºC~50ºC(5ºF~122ºF
Charge  -10ºC~50ºC(14ºF~122ºF)
Storage  -20ºC~50ºC(-4ºF~122ºF
Nominal operating
temperature 
25ºC±3ºC(77ºF±5ºF)
Terminal type  T7/T9 T4/T9  T5/T9   T5/T9/T11 
Internal resistance
(Fully charged, 25
ºC
Approx. 10mΩ Approx. 9mΩ Approx. 6.5mΩ Approx. 6mΩ Approx. 4.5mΩ
Float charging voltage(25ºC 13.50 to 13.80V    Temperature compensation: -18mV/ºC
Cyclic charging voltage(25ºC 14.50 to 14.90V    Temperature compensation: -30mV/ºC
Maximum charging current  9.9A 11.4A 16.5A  19.5A  30A 
Terminal material  T7: Lead, T9: Copper  Copper  Copper 
Maximum discharge current  330A(5 sec.)  380A(5 sec.)  550A(5 sec.)  650A(5 sec.)  800A(5 sec.) 
Designed floating life(20ºC 12years

Maintenance Free Sealed Lead Acid 12V 55ah Storage Battery

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