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Sealed Maintenance Free(SMF)

These maintenance free batteries are built in hydrometer and have integrated or rope handle for ease of transport and installation.

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  • Built in hydrometer
    Indicates state of charge.
  • Factory-sealed
    Makes these batteries maintenance free.
  • Polypropylene case
    Reinforced design is precisely tailored to support the battery elements to withstand road shock and vibration. This strong durable material combines light weight with high impact strength.
  • Liquid-gas separator area
    Returns liquid to reservoir for longer life.
  • Integrated or rope handle
    For ease of transport and installation.
  • Flame arrester
    Safety system, prevents explosion from sparks outside the battery, minimizes acid leakage, prevents inflow of dust.
  • Heat sealed covers
    Helps prevent electrolyte contamination and increase case strength.
  • Centered cast on plate strap
    Stronger than thinner gas-burned conventional connectors.
  • Low resistance envelope separators
    Encapsulated negative plates help to prevent shorting / treeing between negative and positive plates as well as aid vibration durability.
  • Increased battery shelf life
    Compared to conventional batteries, up to 12 months shelf life without charging due to the use of calcium / calcium grids.
ACDelco Part No.Capacity @
20 Hours (Amp)
Overall Dimensions (MM)Free Replacement
Warranty (Months)
L W Max H
S42B19L 35 187 127 226 0-24
S42B19R 35 187 127 226 0-24
S55B24LS 45 238 129 225 0-24
SN150 150 508 222 241 0-18
SN200 200 523 279 248 0-18
S54459 44 208 175 190 0-18
S55559 55 245 175 190 0-18
S57220 72 278 175 190 0-18
S60038 100 353 175 190 0-18

Warranty Policy

  • ACDelco warrants the purchaser/customer for the warranty period specified in Warranty card from the date of purchase. (warranty table attached)
  • The warranty is limited to all defects arising due to faulty material or poor workmanship (The company reserve the right to certify such defects).
  • The purchaser should preserve the original Invoice and warranty card for necessary verification and produce, at the time of warranty claim.
  • In case of any complaint the battery has to be returned to the authorized Dealer /Distributor.
  • Replacement battery has to be collected from the same location. And the customer shall not eligible for any other costs.
  • The right to determine whether a battery needs replacement/rectification rests with the Company.
  • In case of replacement the old battery will become Company’s property.

Exception of Warranty

  • No claim shall be entertained without providing the original warranty card or original invoice.
  • Tampering or overwriting on Warranty card and original invoice shall invalidate the Warranty.
  • Due to normal wear and tear of parts, servicing or improper handling by unauthorized Distributor/dealer.
  • Use for a purpose for which the ACDelco battery is not designed or approved by ACDelco.
  • Any damage during transit, by accident, fire, flood, abuse or misuse or force majeure, etc.
  • Transfer to a third party.
  • Loss of time, inconvenience, loss of use of battery(s) or other consequential damage.
  • Use of additional accessories which can create extra load on battery will not be covered.
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