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BatteryMINDer 2012-AGM 12V 2-Amp AGM Battery Charger, Maintainer and Desulfator

BatteryMINDer 2012-AGM 12-volt 2-amp AGM battery charger and maintainer with desulfation and LED indicator panel
BatteryMinder 2012-AGM 12 Volt 2 Amp AGM Battery Charger/Maintainer/Desulfator
 
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: $108.95
Part Number: 2012-AGM
Manufacturer: BatteryMINDer

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BatteryMINDer12V / 2 AmpAGM Specialty ChargerBatteryMINDer 2012-AGM -- 12V AGM Battery Charger, Maintainer, and Desulfator

Keep your high-performance AGM batteries healthy year-round. The BatteryMINDer 2012-AGM delivers smart 2-amp charging, automatic desulfation via high-frequency pulse technology, and temperature-compensated maintenance -- all in a compact, splash-proof unit you can leave connected indefinitely without risk of overcharge.

The Smarter Way to Protect Your AGM Investment

AGM batteries -- whether in your RV, motorcycle, ATV, or stored vehicle -- lose capacity when sulfate crystals build up on the plates during periods of inactivity. The BatteryMINDer 2012-AGM addresses this directly with safe, high-frequency desulfation pulses that break down sulfation and restore capacity without damaging sensitive AGM cells.

Unlike generic "smart" chargers, the 2012-AGM is calibrated specifically for high-performance specialty AGM batteries including Optima, Odyssey, Polaris, and Yuasa. Its plug-and-run design means you connect it, and it handles the rest -- automatically cycling through charge, condition, and float maintenance stages.

High-Frequency Desulfation

Safe pulse technology automatically dissolves harmful sulfate buildup that robs AGM batteries of capacity and shortens service life.

Temperature Compensation

Pre-installed ambient temperature sensor adjusts charge voltage for hot or cold environments, preventing under- or over-charging in seasonal storage.

Multi-Battery Capability

Maintain 1 to 6 individual 12V batteries simultaneously with optional Y-Connectors (BatteryMINDer 210AY, sold separately).

Comprehensive LED Diagnostics

Dedicated LEDs report charge stage, charge level, polarity reversal, weak battery, bad cells, desulfating status, and temperature compensation activity.

What the 2012-AGM Does -- Stage by Stage

The charger runs an automatic multi-stage sequence designed to fully recover and maintain AGM batteries without manual intervention:

  • Bulk Charge: Delivers up to 2 amps to rapidly restore depleted battery capacity.
  • Absorption: Tapers current as the battery approaches full charge, preventing gassing or heat stress in sealed AGM cells.
  • Float/Maintenance: Holds battery at full charge indefinitely -- safe for year-round, always-connected use.
  • Desulfation: High-frequency pulses run throughout the cycle to dissolve existing sulfation and prevent new buildup.
Plug-and-Run Technology: Once connected, the 2012-AGM monitors and adjusts automatically. There is no risk of overcharge regardless of how long it stays connected -- ideal for RV seasonal storage, motorcycle off-season, or any situation where a battery sits unused for months at a time.

Compatible Battery Types and Brands

The 2012-AGM is engineered exclusively for high-performance specialty AGM sealed batteries. Do not use it on flooded/wet-cell, gel-cell, lithium (LiFePO4), or standard automotive starting batteries -- those battery chemistries require different charge profiles.

Confirmed compatible AGM brands and lines include:

  • Optima (RedTop, YellowTop, BlueTop AGM)
  • Odyssey (PC and HFS series)
  • Yuasa (AGM lines)
  • Polaris OEM AGM batteries
  • Other high-performance specialty sealed AGM batteries
Mounting Options: The 2012-AGM can be mounted to a wall or to a vehicle surface using the included hardware. The splash-proof enclosure makes it suitable for garage, shed, or covered outdoor storage environments.

Multi-Battery Expansion

Need to maintain a battery bank or multiple vehicles from one charger? The 2012-AGM supports simultaneous maintenance of 1 to 6 individual 12V batteries when paired with BatteryMINDer Y-Connectors (part number 210AY, sold separately). Each battery receives the same full desulfation and maintenance cycle -- the charger manages load balancing automatically.

Recommended Accessory: BatteryMINDer 210AY Y-Connector -- required for connecting more than one battery to the 2012-AGM. Not included in the box.

Storage and Operating Conditions

The 2012-AGM is designed to operate in temperatures from 14 deg F to 104 deg F (-10 deg C to 40 deg C). Connected batteries can be safely stored across a much wider range: -0 deg F to +130 deg F (-18 deg C to +54 deg C), covering virtually all North American seasonal storage scenarios.

Maintenance Tip: For best results on heavily sulfated batteries, connect the 2012-AGM and allow the desulfation cycle to run for 24 to 72 hours before expecting a full capacity recovery. Severely sulfated batteries may require multiple cycles. The LED panel will indicate desulfating activity throughout the process.
Not for Aircraft Batteries: The 2012-AGM is not designed or approved for use with aircraft batteries. Use only with the supported AGM battery chemistries listed above.

Electrical Specifications

Output Voltage12V DC
Charging Current2 amps maximum
Input Power90-240 VAC, 47-63 Hz (universal input)
Charge StagesMulti-stage: Bulk, Absorption, Float/Maintenance, Desulfation
Desulfation MethodHigh-frequency pulse technology

Physical Specifications

Dimensions5.69 in. L x 4.06 in. W x 2.13 in. H
Weight4 lbs.
EnclosureSplash-proof construction
MountingWall or vehicle mountable

Temperature Ratings

Operating Temperature14 deg F to 104 deg F (-10 deg C to 40 deg C)
Battery Storage Range-0 deg F to +130 deg F (-18 deg C to +54 deg C)
Temperature CompensationYes -- pre-installed ambient sensor adjusts charge voltage automatically

Compatibility

Battery ChemistryHigh-performance specialty AGM sealed only
Battery Voltage12V
Batteries Simultaneously1 to 6 (with optional 210AY Y-Connectors)
Not CompatibleFlooded/wet-cell, gel-cell, lithium, aircraft batteries
Known Compatible BrandsOptima, Odyssey, Yuasa, Polaris AGM

LED Indicator Status Lights

Polarity ReversalYes -- LED alert
Weak BatteryYes -- LED alert
Bad Cell DetectionYes -- LED alert
Desulfating ActiveYes -- LED indicator
Charge LevelYes -- LED indicators
Temperature Compensation ActiveYes -- LED indicator

Protection Features

Overcharge ProtectionYes -- never overcharges regardless of connection duration
Spark ProtectionYes
Reverse Polarity ProtectionYes
Short Circuit ProtectionYes

What is Included

Charger Unit1x BatteryMINDer 2012-AGM charger
Temperature Sensor1x ambient temperature sensor (pre-installed)
Battery Clip Cord1x clip cord set with quick connector
Ring Terminal Cord1x ring terminal cord set with quick connector
AC Cord1x 6 ft. AC power cord
DC Cord1x 6 ft. DC cord with SAE quick connector

Warranty and Part Information

ManufacturerBatteryMINDer
Part Number2012-AGM
UPC084599201215
Warranty5-year manufacturer warranty
Important Information
  • Designed ONLY for high-performance specialty AGM sealed batteries (Optima, Odyssey, Yuasa, Polaris, and similar). Do NOT use with flooded/wet-cell, gel-cell, lithium, or aircraft batteries.
  • Maintaining multiple batteries simultaneously (up to 6) requires BatteryMINDer Y-Connectors, part number 210AY -- NOT included in the box.
  • Operating temperature range is 14 deg F to 104 deg F. Do not operate the charger unit outside this range.
  • Splash-proof enclosure provides limited moisture resistance -- not waterproof. Do not submerge or expose to direct heavy rain.
  • Always observe correct polarity when connecting. The unit includes reverse-polarity LED alert and short-circuit protection, but incorrect connections should be corrected immediately.
  • Not approved for aircraft battery applications.

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