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Gruber Power Services is your one stop source for power related equipment and accessories for virtually any application.  We also provide custom manufacturing and are able to take your ideas from design through finished product.

Since 1984, we have developed an enviable reputation for world-class quality products made in our state-of-the-art manufacturing facilities.

  
 
3 Stage Battery Charger
 12 Volt 4 Amp (Maximum)
 

12 Volt  4 Amp Battery Maintainer / Charger

 This Gruber Power Services 3 stage battery charger specifically designed for both charging and then maintaining and extending the life of rechargeable batteries.   Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell). Gentle ramp-up charging to aggressive 4 Amp battery charging capability.

  • 1 year warranty
  • 3 Stage process - Bulk Charge - Absorption - Maintenance/Float
  • Reverse polarity protection capability protecting the charger and batteries. 
  • Short circuit protection.  The charger is "self recovering" once fault is removed.
  • Fully automated.  Switches from charge to battery maintenance mode automatically.
  • Designed to prevent overcharging switching automatically to float or maintenance mode.
    •

Extends the life of batteries

 

Specifications - 12 Volt Charger

Gruber Part Number

Description

Listings
55-UNI-UB-71708 3 Stage
Intelligent Battery Charger		 UL
Input Power Output Volt Output Amps Application
120 Volts
AC		 12 Volts
DC		 Up to 4 Amps Charging &
Maintenance
Depth Width Height Cables Weight
4.3" 2.4" 1.25" Alligator &
Fixed Lead		 1.9 lb





 
 
Additional Pictures

Fixed Fused Termination
Cable for Permanent Installation

Alligator Clip Leads
Included
 
Notes

 
Safe for AGM style batteries Three Charge Rates
LED's - visual indication of
CHARGE COMPLETE		 Internal charge sensing circuitry
and auto-switch to trickle charge
Smart safety circuit to prevent
overcharging and prolong battery life		 Large Alligator Clips for a variety
of charging purposes

This charger is a three stage battery charger designed to fully charge a battery
and maintain it at proper storage voltage  without the battery damaging
effects caused by unregulated trickle chargers.
This charger can be used for any AGM, Gel Cell, Vehicle, and Alarm 12 volt Batteries.