VT-OHS40K-100 - Battery charger V-TAC - Free user manual and instructions
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| Product Type | Battery Charger |
| Brand | V-TAC |
| Model | VT-OHS40K-100 |
| Input Voltage | 100-240V AC, 50/60Hz |
| Output Voltage | 12V / 24V (selectable) |
| Max Charging Current | 40A |
| Charging Stages | 8-stage (desulfation, bulk, absorption, analysis, recondition, float, etc.) |
| Battery Compatibility | Lead-acid (AGM, GEL, SLA, Flooded), Lithium (LiFePO4) |
| Protections | Overcharge, short circuit, reverse polarity, overheating, overvoltage |
| Display | LED indicators for charging status, voltage, current, fault |
| Cooling | Smart fan (temperature controlled) |
| Dimensions (W x D x H) | 290 x 180 x 140 mm |
| Weight | 2.8 kg |
| Material | Aluminum alloy casing |
| Color | Black / Blue |
| Warranty | 2 years |
| Maintenance | Keep dry, clean with a soft dry cloth; avoid dust and moisture |
| Safety Certifications | CE, RoHS |
Frequently Asked Questions - VT-OHS40K-100 V-TAC
What types of batteries can the VT-OHS40K-100 charge?
The charger supports lead-acid batteries (AGM, GEL, SLA, Flooded) and lithium LiFePO4 with appropriate voltage settings.
How do I select the correct output voltage?
Use the voltage selector switch on the front panel. Ensure your battery matches the selected voltage (12V or 24V) before starting.
Can the charger be left connected indefinitely?
Yes, it features intelligent float charging that maintains the battery without overcharging, making it safe for long-term maintenance.
What does each LED indicate?
Refer to the user manual, but typically: Power (green), Charging (yellow/orange blinking), Full (green solid), and Fault (red).
Is the charger spark-proof?
Yes, it has reverse polarity protection and spark-proof technology, so it won’t spark when connecting to the battery.
How do I clean the charger?
Unplug the charger and wipe with a dry soft cloth. Do not use liquids or solvents to avoid damage.
What is the maximum charging current?
The maximum current is 40A. However, the charger automatically adjusts based on battery size and condition.
Can I charge a completely dead battery?
Yes, the charger includes a desulfation stage that can recover deeply discharged lead-acid batteries down to 2V per cell.
Does the charger have a cooling fan?
Yes, it has a temperature-controlled smart fan that runs only when needed, reducing noise and energy consumption.
What are the input power requirements?
The charger operates on 100-240V AC, 50/60Hz. Use a suitable power outlet with proper grounding.
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Download the instructions for your Battery charger in PDF format for free! Find your manual VT-OHS40K-100 - V-TAC and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. VT-OHS40K-100 by V-TAC.
USER MANUAL VT-OHS40K-100 V-TAC
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Product information
Brand : V-TAC
Model : VT-OHS40K-100
Category : Battery charger