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12 Volt SLA battery charger 3.3 Amp with universal AC input, rejuvenation function and state-of-charge indicator

More lead acid battery chargers 6V, 12V, 18V, 36V, 42V, 48V
Small lead acid battery chargers 12 volts with desufation function

12V 3300 mA multi-stage recharger with universal AC input and removable AC cord. Includes an auto-sensing desulfating feature.


These are state-of-the-art battery chargers that can be used on-demand, or left permanently on the battery for maintenance and sulfation prevention. It uses energy-saving techniques and and and advanced pulsed charging algorithm to allow better control of gas recycling and plate corrosion. The desulfating feature can rejuvenate batteries that have been left uncharged for extended periods of time, such as motorcycle, ATV, and tractor batteries. The charger is fully isolated from the mains, has universal AC input, and a removable AC cord. Although designed for sealed lead acid and gel batteries, these will also accurately charge flooded and automobile batteries.

These chargers are also used as charger replacements and retrofits for 12 volt safety lights.

Quantity 1-10 11-50 51-100 101-250 251-500 501+

PST-G60-A12B

With barrel plug output
barrel connector
For charging 12 volt Pb-Acid batteries $37.95
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$31.50 $28.25 $23.90 $21.50 $19.75

PST-G60-A12A

with alligator clip output12 volt 700 mA battery charger for lead acid batteies with barrel plug output
For charging 12 volt Pb-Acid batteries $37.95
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$31.50 $28.25 $23.90 $21.50 $19.75

PST-G60-A12XX

with 4 foot coax output cord but no connector. Used for permanent installations such as safety light refurbishment
Closeout $25.80
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General Information
Model PST-G60-A12
Function 12 Volt battery charger for lead acid, sealed lead acid, etc.
Type Battery Pack Charger for jump-starters, R/C, Robots, motorcycles, ATVs. Can be left on the battery without causing damage, also useful for battery maintainer applications.
ROHS ROHS compliant
 
Technical Information
Rated input voltage 90-264 VAC, 50/60 Hz
Battery type 12V nominal SLA, VRLA, Gel, AGM, or flooded battery
Input Frequency 50-60 Hz
Battery voltage 12 volts nominal
Battery size 0.7 AH to 20+ AH
Charging current 3.5 amps or 3500mA maximum
Charger type Lead Acid Chemistry, SLA, VRLA, Gel, sealed lead acid types and flooded lead acid types, motorcycle and car batteries
Charging algorithm
This is the "European" charge algorithm that does not float charge the battery at the last stage, but still keeps it maintained. (see the graph below)
Constant current/constant voltage/float
Stage 1 desulfation. A 200mA constant current source is applied to the battery. When the battery accepts the 200mA at a voltage less than 13.9 volts the charger moves to "bulk charge." This could happen within seconds if the battery is not sulfated.
Stage 2 bulk charge stage. 3.5 amps is applied to the battery until the voltage rises to 14.4 volts.
Stage 4 pulsing charge. The current is switched between 300mA and 3000 mA. If, during the 300mA part of the cycle the battery drops below 13.3 volts a new pulse is started. If the voltage stays above 13.3V for more than 30 minutes (verification stage) the charge is terminated.
Stage 5. The voltage is measured and then the voltage falls below 12.7 volts the charger returns to stage 2.
Style Desktop
Output power 52W maximum
Output voltage 14.4 volts maximum during charge
Output options included Alligator clips or 5.5 mm OD x 2.1 mm ID barrel More barrel connectors available separately, see below
Weight 275 grams, 0.275 kg, 0.6 pounds, 9.7 oz
Cooling Natural convection, no fan
Efficiency >80%
Size 120 x 67 x 41 mm, 4.7 x 2.6 x 1.6 inches
Environment -20°C to +50°C operating, -40°C to +70°C storage
Vibration, Impact 5mm, 50Hz, 600 Seconds, 1 meter drop 3 times
Protections Over Voltage Protection, Output current protection, reverse polarity protection (auto-clearing), short circuit protection (auto-clearing)
Safety CE marked, designed to EN60950, GB4946, UL1950 but not yet certified
MTBF 30,000 hours by MIL-STD calculation
HiPot, ESD Hi-Pot 3000 V, 1 minute, ESD 8000V
LED Indications     Power on, but no battery connected Power LED Green
Charging Charging lights lit to show the state of charge
Charged/Float Charging 100% light is on
Reverse polarity Warning light flashes
Sleep mode. When the battery is fully charged, or when the charger is connected to a fully charged battery the charger can sometimes go into sleep mode. Dim green light flashing

A 5.5 x 2.1 mm barrel connector is supplied with the PST-G60-A12B

Optional DC Plugs slip over the 5.5 x 2.1 mm connector if desired.

plugset
  • 3.5 OD x 1.35 ID Barrel
  • 4.75 mm OD x 1.75 mm ID Barrel EIAJ-03
  • 5.0 mm OD x 3.5 mm ID with center pin
  • 5.5 mm OD x 2.5 mm ID type 2 Barrel
  • 5.5 mm OD x 2.5 mm ID Barrel
  • 6.0 OD x 4.5 ID center pin Barrel
  • 6.5 mm OD x 3.0 mm ID Barrel

"European" charge algorithm uses desulfation, bulk charge and pulse charge phases

Advantages:

OEM Battery Chargers Much lighter and smaller than transformer based chargers

OEM Battery Chargers Can be left on the 12V battery to maintain the battery, for example over the winter.

OEM Battery Chargers Very low cost

OEM Power Supplies Universal Power Input

Universal Power Input OEM Power Supplies and OEM Battery Chargers Samples available now

12V battery charger, 12 volt battery chargers


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