view large photo

Swipe Photo to View More

Battery MINDer 24v General Aviation Aircraft Charger BM24041AA-S2

$225.00 - No Tax
This item qualities for
$7.50 Flat Rate Shipping *
Out of Stock

Product has been discontinued and replaced by the Battery MINDer 244CEC1-AA-S2

Share this item with your friends

Product InformationStore Part Number: BM24041AA-S2


Battery MINDer Charger/Maintainer/Desulfator-Conditioner–Charges, maintains, and conditions all types of 24 volt batteries. One, Two or Four amps of available charge current combined with a unique patented Pulse Mode circuitry that restores older batteries that are noticeably declining in performance caused by sulfation. This is an excellent unit for all types of Aircraft lead acid and Gel batteries. Up to 200% faster charging than conventional constant voltage chargers. For use in long term battery storage/maintenance mode, will not overcharge batteries.

The Battery MINDer is a 3-stage charger/maintainer/desulfator-conditioner that extends performance and life of 24 Volt aircraft lead acid batteries. These include maintenance-free, sealed Gel Cell, AGM, dry and valve-regulated batteries.

Battery MINDer is highly recommended for batteries that have be neglected and abused.

Each Battery MINDer ships with one set of alligator clips.

OK for Gel, AGM,VRLA and Wet Cell


  • Maximizes life and performance of Aircraft Lead Acid Batteries regardless of size/type/brand.
  • Automatically detects defective batteries and rejects them.
  • Push button selectable battery type /charge current /battery conditioner.
  • Watertight enclosure with conformal-coated protected circuitry.
  • Built-in battery indicators: charge level / charge retention /sulphation indicator.
  • Automatic temperature compensation w/standard battery temperature sensor
  • Full time random sweep desulphation
  • Polarity reversal error indicator
  • Portable or Onboard mountable
  • AC cord 6 feet, DC cord 8 feet overall with supplied connectors
  • Waterproof & Easy Install
  • Optimal 3 Step Charging
  • Built-in Mode Indicators
  • Spark Free Hook Up
  • Demand Sensing
  • Reverse Polarity Protection
  • Over Voltage Protected
  • Short Circuit Protection
  • Overload Protection
  • Line Regulation
  • 5 year Warranty


Model BM24041AA-S1 and model # BM24041AA-S2 have the same charge voltages, and are interchangeable. BM24041AA-S3 is set specifically for the Gill LT series battery. * Flat Rate shipping is for the lower 48 states only.

Recommend Accessories
Battery MINDer Temperature Probe
Battery Minder Extension Cable Temperature Probe is designed to attach to the battery and monitor the battery temperature. Battery Minder will adjust the charger voltage to protect against overcharge and undercharge during temperature extremes.

Tech Specs

  • Dimensions (LxWxH): 5.5 x 5.5 x 2.25 in
  • Weight: 2.2 lb
  • Shipping Weight: 4 lb
  • DC Output Amps: 4
  • Max Current, During Bulk Charge: 4 A
  • Output Voltage Charging: 27.2-30.8 Temp variable
  • Output Voltage Maintenance: 25.6-29.0 temp variable
  • Absorption Voltage: Dependant on Ambient Temp
  • AC Input Amps: 1.8
  • Model: 24041AA-S2
  • Manufacturer: BatteryMINDer/VDC Electronics
  • AC Input Volts: 110VAC
  • AC Input Volts Range: 90–140 v
  • Desulphation Pulse: 100+/- 10 Hz
  • Charge Voltage: temp variable
  • Float Current: temp variable
  • Float Voltage: temp variable
  • Storage Temperature: -10 to 80 °C
  • Output Banks: 1
  • Manufacturer Part #: BM24041AA-S2
  • Made In: Asia

Customers who bought this product also bought:

Reviews and Ratings

Do you own the BM24041AA-S2? Please, tell us what you think about it. It helps us provide you with better products. Please note that it may take up to 72 hours for your review to appear.

Manuals & Tutorials

User Manual

Battery Minder Desulfation

Chargers Tutorial

Order Line: 1-800-362-5397
M–F 6am–5pm PST
Tech Help: 541-474-4421
Fax: 541-471-6014
276 Tech Way, Suite A
Grants Pass, OR 97526
Buy Veteran, SEMA Member, and Blueribbon Coalition Blueribbon Coalition SEMA Member Buy Veteran