Battery Tender Maintainers

Battery Tender® Maintainers are fully automatic, switching their output voltage to a safe, storage or float level that eliminates the need to constantly check on the conditions of the battery and providing zero to minimal current draw. These chargers are compact, lightweight, and designed with visual indicators to show the progress of charging for easy use and monitoring. Call for pricing!

Battery Tender Plus, 6V or 12V

1.25Amp battery charger designed to fully charge a battery and maintain it at proper storage voltage without the damaging effects caused by trickle chargers. Included is a quick connect ring terminal harness for hard to reach areas and alligator clips for an alternate connection.

Temperature compensated to ensure optimum charge voltage according to ambient temperature
Automatically switches from full charge to float charging mode
Reverse Polarity Protection to ensure user safety
Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode)

Battery Tender Plus High Efficiency

This battery charger is designed to fully charge a battery and maintain it at proper storage voltage without the damaging effects caused by trickle chargers. Includes a quick connect ring terminal and alligator clips.

Input: 100 to 240VAC @ 50/ 60 Hz
Output: 12 Volts DC @ 1.25 amps
Automatically switches from full charge to float charging mode - Safety timer: 72 hours
Reverse Polarity Protection to ensure user safety
Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode)

Battery Tender Junior, 6V or 12V

The Battery Tender® Junior is much more than a trickle charger. It has a brain. It's lightweight, compact, and fully automatic; very easy to use, especially in small spaces.

Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell)
Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode)
Automatically switches to float / maintenance voltage after fully charging the battery
If the battery voltage drops too far under load, full charger output power resumes
Solid state two color LED indicates stage of charger
Spark proof - Reverse polarity protected
12' output cord

Battery Tender Junior High Efficiency

The Battery Tender® Junior High Efficiency is much more than a trickle charger. It has a brain. It's lightweight, compact, and fully automatic; very easy to use, especially in small spaces.

Input: 120VAC, 60Hz
Output: 12 Volts DC @ 750mA
Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell)
Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode)
Automatically switches to float/maintenance voltage after fully charging - Safety timer: 80 hours
Solid state two color LED indicates stage of charger
Spark proof - Reverse polarity protected
12' output cord

Waterproof Power Tender Plus, 12V

Charges and maintains both flooded and sealed, maintenance free, AGM, lead acid batteries. The Power Tender PLUS is easy to use, rugged, compact, and packed with power.

WATERPROOF - Shock & Vibration Resistant
Microprocessor Controlled, BTP Technology
Charges both flooded & sealed maintenance free lead acid batteries
Charges any size (capacity) lead acid battery
Reverse Polarity Protection
Complete 4-Step Charging Program (Initialization, Bulk, Absorption, & Float/Maintenance)

High Frequency On-Board Battery Charger, 12V or 24V

Complete 4-step Automatic Charging (Initialization, Bulk, Absorption, & Float/Maintenance)
Short Circuit Protection - Reverse Polarity Protected
Waterproof - Vibration & Shock Resistent
Charges any type of Battery
Permanent Mounting
Lightweight - 9 lbs.

Heavy-Duty Portable Charger, 12V-12V

The DVD-40 Modified charges a lead acid battery as fast as is chemically and electrically possible without causing any damage. It is perfect for both flooded cells and Absorbed Glass Mat (AGM) sealed batteries.

12V-12V Dual outputs
12V at 20Amp
Charges two 100% discharged Deep Cycle (Group 27) batteries in four to five hours.
Charges four batteries in eight to nine hours.

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Looking for more information about these products? Do you have questions about which battery charger is the best fit for your application?

Call Midstate Battery today at (860) 243-0646 to speak with one of our battery specialists!