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Product Overview
Digital 400 Battery Maintenance Charger Features
The OPTIMA
®
Digital 400 boasts ultra-premium features and technology making battery care, charging
and maintaining batteries easier than ever before. Convenient features include interchangable battery
clamps and ring terminals providing either permanent connection or quick connect, a wall mount
bracket and convienent on unit cable storage.
Featuring an LED/LCD battery charging gauge, the OPTIMA
®
Digital 400 provides empty to full
status of the battery being charged. The LED/LCD display includes full length messages for charge
mode, status and fault conditions with real time indication of DC voltage and charging amps
during charge modes.
The OPTIMA
®
Digital 400 has an innovative pre-charge battery status feature providing charge
level and status of your battery before charging. Designed for the professional, enthusiast and
collector, the Digital 400 also includes quick set charge modes.
Your OPTIMA
®
Digital 400 is for use with all OPTIMA
®
12 Volt batteries, in addition to other high
performance 12V AGM (Absorbed Glass Mat), 12V standard Flooded lead-acid and standard 12V
AGM batteries. Experience easy operation with our quick set charge selector by battery type and
size. For quick and easy charging of your battery, simply choose the battery type shown and the
OPTIMA
®
Digital 400 will do the rest.
Product Overview
Digital 400 Performance Multi-Stage Charging
Enhance the performance of your battery and extend battery life. The OPTIMA
®
Digital 400
employs the latest in digital, multi-stage charging. With up to 6 fully automatic modes your
Digital 400 will sequence through stages 1 through 6 below:
Stage 1: Analyze your batte
ry for the state of charge and quality of connections before charging.
Stage 2: Soft ramp charging-controlled amperage for deeply discharged batteries - when necessary.
Stage 3:Fast charge bulk mode for batteries moderately discharged - also known as
normal battery usage.
Stage 4: Conditioning mode for conditioning your battery with a finish/complete charge.
Stage 5: Auto maintain, float mode for keeping your battery fully charged.
Stage 6:A 30-day storage recondition mode - while your vehicle or battery is in storage
and is being maintained.
Performance tip: A battery in any one state (charged or not charged) can begin
to sulfate and impact battery performance. The OPTIMA
®
Digital 400 is designed
to recondition your batteries every 30 days for up to 3 hours in the battery storage
recondition mode. When completed, the auto-maintain mode will resume, while
your battery is fully charged.
Additional peace of mind safety and operation features:
Spark-free connection technology.
Reverse polarity and over temperature protection.
Ambient air temperature compensation during charging - Digitally controls the charger
output in high heat or extreme low temperature conditions.
At-a-glance battery connected and battery fault icons.
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