Product details

The B.B. Battery EP28-12EP series VRLA battery perfectly combines industrial-grade reliability with flexible application, with core parameters including a standard 12V voltage and 28Ah capacity (20-hour discharge rate). It employs a paste coating process on positive and negative plates and AGM separator technology, achieving up to 98% gas recombination efficiency, truly realizing maintenance-free operation. The battery casing is made of impact-resistant ABS material, equipped with a dual-sealed terminal design, enabling stable operation in environments ranging from -15°C to 50°C. The unique 6-hole liquid injection structure, paired with a professional pressure relief valve system, ensures zero risk of electrolyte leakage, meeting the stringent cleanliness requirements of medical equipment.The compact 9.7kg body (175x166x125mm) fits standard equipment compartments, offering multiple terminal type options (B1/T2I1) to provide telecom base stations with 5-7 years of durable power support. In high-frequency cycling scenarios, the battery maintains 23.8Ah capacity at a 5-hour discharge rate and delivers 14Ah power during 30-minute rapid discharge, making it ideal for electric wheelchairs requiring multiple daily charge-discharge cycles. Whether for continuous uphill power in golf carts or emergency power switching in UPS systems, the EP series' performance validated by 2000 deep cycles redefines the reliability standards of backup power.

Product Features

  • Maintenance free(no water topping-up required)
  • No free acid(Non-spillable battery)
  • The battery is designed for heavy duty cyclic application
  • Can be used in any orientation(excluding used inverted)
  • Absorbent Glass Mat technology for efficient gas recombination
  • Filtered with explosion proof filter
  • Flame-arrestor is installed to ensure safety

Application Scenarios

  • Uninterruptible power supplies
  • Medical equipment
  • Lawnmowers
  • Electro bikes and scooters
  • Golf cars
  • Telecommunication facilities
  • Data processing centres
  • Electric vehicles
  • Wheelchairs
  • Floor cleaning equipment

Product parameters

  • ModelEP28-12
  • Voltage12 V
  • Nominal Capacity (Ah) 20-hour rate28
  • Nominal capacity (Ah) 5-hour rate23.8
  • Nominal capacity (Ah) 30-minute rate14
  • Weight (kg)9.7
  • Weight (lb)21.39
  • Standard terminal typeB1
  • Standard terminal position7
  • Optional terminal typeT2 I1
  • Optional terminal position-
  • Length (mm)175
  • Length (inches)6.89
  • Width (mm)166
  • Width (inches)6.54
  • Height (mm)125
  • Height (inches)4.92
  • Total height (mm)125
  • Total height (inches)4.92

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