Advantages & Disadvantages

Discover 700 SERIES EV Traction Dry Cell Advantages:

  • Is a Discover Non-Hazardous Dry Cell power block.
  • Classified as “NON-SPILLABLE BATTERY” Not restricted for Air (IATA/ICAO) Provision 67,Surface (DOT-CFR-HMR49) or Water (Non-hazardous per IMDG amendment 27)transportation.
  • Spill proof / leakproof.
  • No corrosion.
  • Severely acid starved. Extremely high active material to acid ratio for the longest life in constant deep cycle applications.
  • Micro fibrous silicate glass mat acid absorption along with charge control eliminate water loss.
  • Excellent for multiple long or short duration deep discharges.
  • Excellent for Long Duration BACK UP POWER and RENEWABLE ENERGY applications.
  • Excellent for UPS/TELECOM and HIGH RATE applications.
  • Excellent in high discharge current applications.
  • Superior deep cycle life and superior energy density over gel or advanced AGM batteries.
  • No loss of capacity as a result of viscous degradation or voids in gelled electrolyte.
  • Installs upright or on side (side installation may lose 10%-15% capacity and life will be affected).
  • Very low to no gassing (unless overcharged). By design 70% less than regulations require evenat increased temperature and charge voltage.
  • Compatible with sensitive electronic equipment.
  • Superior shelf life.
  • Superior recharge ability (from 0% to 90% in 4 hours).
  • Superior recharge ability (from 0% to 100% in 6 hours).
  • High (up to 1c) recharge current ability limitation @ 13.8~14.7 volts.
  • Battery output efficiency in excess of 85% means less energy and timed used during recharge.
  • Rugged and vibration-resistant.
  • Very safe at sea with extremely low chlorine gas potential in bilge (due to acid and salt water mixing).
  • May be recycled at any smelter that processes lead acid batteries.
  • Operates in wet environments…even under 30 feet of water.
  • Good in extreme temperature applications. Will not freeze to –20°F/-30°C if fully charged.
  • Lowest Life Cost per Amp Hour or Kilowatt Hour (cost/total energy supplied).
  • Lowest cost-per-month (cost / months of life).
  • Lowest cost-per-cycle (cost / life cycles) – Up to 30% more cycles than EV Traction Dry Cell types..
  • Up to 10 times the cycling ability of standard AGM and Gel when discharged capacity exceeds 50%.
  • Up to 7 times the cycling ability of standard AGM and Gel when discharged capacity exceeds 80%.
  • 650 to 750 cycles when discharged to 20% remaining capacity *.
  • 1500 cycles when discharged to 50% remaining capacity *.
  • 4500 cycles when discharged to 80% remaining capacity *
  •  * Actual results will vary depending upon application by battery, discharge rates, charging regime and temperature etc. 

    Discover 700 SERIES EV Traction Dry Cell Disadvantages:

     

  • Higher initial cost.
  • Heavier weight per Amp Hour of available power.
  • Water cannot be replaced if continually overcharged.
  • Typically can not be used to replace flooded types without verifying the applications existing chargers..
  • Automatic temperature-sensing, voltage-regulated chargers must be used
  •  

    Discover EV Traction Dry Cell Advantages:

    • Is a Discover Non-Hazardous Dry Cell power block.
    • Classified as “NON-SPILLABLE BATTERY” Not restricted for Air (IATA/ICAO) Provision 67,Surface (DOT-CFR-HMR49) or Water (Non-hazardous per IMDG amendment 27)transportation.
    • Spill proof / leakproof.
    • No corrosion.
    • Highly acid starved. Very high active material to acid ratio for longer life in constant deep cycle applications.
    • Micro fibrous silicate glass mat acid absorption along with charge control eliminate water loss.
    • Excellent for multiple long or short duration deep discharges.
    • Excellent for Long Duration BACK UP POWER and RENEWABLE ENERGY applications.
    • Excellent for UPS/TELECOM and HIGH RATE applications.
    • Excellent in high discharge current applications.
    • Superior deep cycle life and superior energy density over gel or advanced AGM batteries.
    • No loss of capacity as a result of viscous degradation or voids in gelled electrolyte.
    • Installs upright or on side (side installation may lose 10%-15% capacity and life will be affected).
    • Very low to no gassing (unless overcharged). By design 70% less than regulations require evenat increased temperature and charge voltage.
    • Compatible with sensitive electronic equipment.
    • Superior shelf life.
    • Superior recharge ability (from 0% to 90% in 4 hours).
    • Superior recharge ability (from 0% to 100% in 6 hours).
    • High (up to 1c) recharge current ability limitation @ 13.8~14.7 volts.
    • Battery output efficiency in excess of 85% means less energy and timed used during recharge.
    • Rugged and vibration-resistant.
    • Very safe at sea with extremely low chlorine gas potential in bilge (due to acid and salt water mixing).
    • May be recycled at any smelter that processes lead acid batteries.
    • Operates in wet environments…even under 30 feet of water.
    • Good in extreme temperature applications. Will not freeze to –20°F/-30°C if fully charged.
    • Extremely good Life Cost per Amp Hour or Kilowatt Hour (cost/total energy supplied).
    • Extremely good cost-per-month (cost / months of life).
    • Extremely good cost-per-cycle (cost / life cycles) – Up to 50% more cycles than standard deep cycle absorbed electrolyte or Gel batteries when discharged capacity exceeds 50% DOD.
    • Up to 10 times the cycling ability of standard AGM or Gel when discharged capacity exceeds 50%.
    • Up to 7 times the cycling ability of standard AGM  or Gel when discharged capacity exceeds 80%.
    • 500 to 600 cycles when discharged to 20% remaining capacity *.
    • 1200 cycles when discharged to 50% remaining capacity *.
    • 3500 cycles when discharged to 80% remaining capacity *

     * Actual results will vary depending upon application by battery, discharge rates, charging regime and temperature etc.

    Discover EV Traction Dry Cell Disadvantages:

     

    • Higher initial cost.
    • Heavier weight per Amp Hour of available power.
    • Water cannot be replaced if continually overcharged.
    • Typically can not be used to replace flooded types without verifying the applications existing chargers.
    • Automatic temperature-sensing, voltage-regulated chargers must be used

     

    Discover Advanced AGM Advantages:

    • Is a Discover Non-Hazardous Dry Cell power block.
    • Classified as “NON-SPILLABLE BATTERY” Not restricted for Air (IATA/ICAO) Provision 67,Surface (DOT-CFR-HMR49) or Water (Non-hazardous per IMDG amendment 27)transportation.
    • Spill proof / leakproof.
    • No corrosion.
    • Acid starved. High active material to acid ratio for long life in cyclic applications.
    • Micro fibrous silicate glass mat acid absorption along with charge control eliminate water loss.
    • Excellent for multiple medium or short duration deep discharges.
    • Excellent for Medium Duration BACK UP POWER and RENEWABLE ENERGY applications.
    • Excellent for UPS/TELECOM and HIGH RATE applications.
    • Very good cyclic life with good starting ability.
    • Superior energy density over gel batteries.
    • No loss of capacity as a result of viscous degradation or voids in gelled electrolyte.
    • Installs upright or on side (side installation may lose 10%-15% capacity and life will be affected).
    • Very low to no gassing (unless overcharged). By design 70% less than regulations require evenat increased temperature and charge voltage.
    • Compatible with sensitive electronic equipment.
    • Superior shelf life.
    • Superior recharge ability (from 0% to 90% in 4 hours).
    • Superior recharge ability (from 0% to 100% in 6 hours).
    • High (up to 1c) recharge current ability limitation @ 13.8~14.7 volts.
    • Very safe at sea with extremely low chlorine gas potential in bilge (due to acid and salt water mixing).
    • May be recycled at any smelter that processes lead acid batteries.
    • Operates in wet environments…even under 30 feet of water.
    • Good in extreme temperature applications. Will not freeze to –20°F/-30°C if fully charged.
    • Low Life Cost per Amp Hour or Kilowatt Hour (cost/total energy supplied).
    • Low cost-per-month (cost / months of life).
    • Low cost-per-cycle (cost / life cycles) – Up to 40% more cycles than standard deep cycle absorbed electrolyte or Gel batteries when discharged capacity exceeds 80% DOD.
    • Up to 7 times the cycling ability of standard AGM when discharged capacity exceeds 50%.
    • Up to 5 times the cycling ability of standard AGM  when discharged capacity exceeds 80%.
    • 300 to 400 cycles when discharged to 20% remaining capacity *.
    • 800 cycles when discharged to 50% remaining capacity *.
    • 2500 cycles when discharged to 80% remaining capacity *

    * Actual results will vary depending upon application by battery, discharge rates, charging regime and temperature etc.

     

    Discover Advanced AGM Disadvantages:

     

    • Higher initial cost.
    • Heavier weight per Amp Hour of available power.
    • Water cannot be replaced if continually overcharged.
    • Typically can not be used to replace flooded types without verifying the applications existing chargers.
    • Automatic temperature-sensing, voltage-regulated chargers must be used.
    • Charge voltage must be limited (14.4 to 14.7 volts maximum at 25°C/77°F)

    Standard Gelled Electrolyte Advantages: 

    • Maintenance-free
    • Air transportable
    • Spill proof / leak proof
    • No corrosion
    • Superior deep cycle life
    • Installs upright or on side (side installation may lose about 15% capacity)
    • Very low to no gassing (unless overcharged)
    • Compatible with sensitive electronic equipment
    • Superior shelf life
    • Superior recharge ability (from 0% to 90% in 4 hours)
    • Superior recharge ability (from 0% to 100% in 6 hours)
    • No recharge current limitation @ 13.8 volts
    • Rugged and vibration-resistant
    • Very safe at sea with no chlorine gas in bilge (due to sulfuric acid and salt water mixing)
    • Operates in wet environments…even under 30 feet of water
    • Will not freeze to –20°F/-30°C (if fully charged)
    • Low cost-per-month (cost / months of life) as compared with flooded battery types.
    • Low cost-per-cycle (cost / life cycles) – Up to 40% more cycles than standard deep cycle absorbed electrolyte batteries when discharged capacity exceeds 80%.
    • Up to 7 times the cycling ability of standard AGM when discharged capacity exceeds 50%
    • Up to 5 times the cycling ability of standard AGM when discharged capacity exceeds 80%
    • 300 to 400 cycles when discharged to 20% remaining capacity *.
    • 800 cycles when discharged to 50% remaining capacity *.
    • 2500 cycles when discharged to 80% remaining capacity *

    * Actual results will vary depending upon application by battery, discharge rates, charging regime and temperature etc. 

    Standard Gelled Electrolyte Disadvantages:

    • Higher initial cost
    • Heavier weight
    • Water cannot be replaced if continually overcharged
    • Typically can not be used to replace flooded or AGM types without adjusting or replacing the applications existing chargers.
    • Automatic temperature-sensing, voltage-regulated chargers must be used and Charge voltage must be limited (14.2 to 14.5 volts maximum at 25°C/77°F
    • Charge voltage must be limited (14.2 to 14.5 volts maximum at 25°C/77°F)
       

    Standard Absorbed Electrolyte (AGM) Advantages: 

    • Totally maintenance-free
    • Air transportable
    • Spill proof / leak proof
    • No corrosion
    • Installs upright or on side
    • Lower cost than gel cell batteries
    • Compatible with sensitive electronic equipment
    • Very low to no gassing (unless overcharged)
    • Excellent for starting and stationary applications
    • Deep Cycle versions "just OK" for cyclic use to 70% or 80% remaining capacity.
    • Superior for shorter duration/higher rate discharges
    • Superior under extreme cold conditions when fully charged
    • Superior shelf life
    • Superior recharge ability (from 0% to 90% in 4 hours)
    • Superior recharge ability (from 0% to 100% in 6 hours)
    • Rugged and vibration-resistant
    • Very safe at sea with no chlorine gas in bilge (due to sulfuric acid and salt water mixing
    • Operates in wet environments…even under water
    • 100 to 200 cycles when discharged to 20% remaining capacity *.
    • 300 cycles when discharged to 50% remaining capacity *.
    • 1000 cycles when discharged to 80% remaining capacity *

    * Actual results will vary depending upon application by battery, discharge rates, charging regime and temperature etc. 

    Absorbed Electrolyte Disadvantages:

    • Shorter cycle life than gel in very deep cycle applications 
    • Automatic temperature-sensing, voltage-regulated chargers must be used
    • Water cannot be replaced if continually overcharged
    • Charge voltage must be limited (14.4 to 14.7 volts maximum at 25°C/77°F)

    Flooded Electrolyte Advantages: 

    • Lowest initial cost
    • Good for higher current applications
    • Water can be added (if accessible)
    • Excellent for starting applications 
    • More tolerant of improper recharge voltages
    • Certain designs are good for deep cycle applications
    • Replacements readily available
    • Good under extreme cold conditions when fully charged

    Flooded Electrolyte Disadvantages: 

    • Spill able
    • Operates upright only
    • Shorter shelf life
    • Fewer shipping options
    • Cannot be installed near sensitive electronic equipment
    • Watering will be required (if accessible)
    • Higher long term cost per cycle when labor and material costs are calculated
    • Requires high levels of maintenance and safety practices.