Draper Battery Charger - SCI90 - 6/12V - Multi-Function
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Product Information
Full details
The Draper SCI90 multi-function battery charger is designed for vehicle owners and DIY mechanics needing a reliable tool for maintaining and reviving vehicle batteries. Its key benefit lies in its versatility, acting as a charger, engine starter, and tester for 6V and 12V lead-acid, gel, and AGM batteries. A potential caveat is that its advanced features require some basic understanding of battery types and charging procedures.
All features
| Model Part Number | 13109 |
|---|---|
| Brand | Draper |
Extended Product Information
FAQs
Can this charger be used for lithium-ion batteries?
No, this charger is specifically designed for lead-acid, gel, and AGM batteries. It is not compatible with lithium-ion batteries.
What is the maximum charging current?
The charger offers variable charge rates of 3A, 5A, and a maximum charging current of 20A.
How long does it take to charge a battery?
Charging time varies significantly depending on the battery's capacity and its current state of charge. A full charge can take several hours.
What does the 'desulfation' mode do?
The desulfation mode uses high-frequency pulses to break down sulfate crystals that form on battery plates, which can help recover batteries that have been deeply discharged or left unused for extended periods.
Is the engine start mode safe for the battery?
The 150A boost mode is intended for emergency starting and should be used for short durations (typically under 10 seconds) to avoid stressing the battery or charger. It's best to allow the charger to continue charging the battery after starting.
What is 'float mode monitoring'?
Float mode is a maintenance charge. Once the battery is fully charged, the charger enters a low-power state, monitoring the battery voltage and delivering small amounts of current only as needed to keep the battery at 100% charge without overcharging.
How do I know if the charger is working correctly?
The digital display will show the current charging status, battery voltage, and any error messages. You should also hear the cooling fan operate when the charger is under load.
Troubleshooting
Charger does not power on.
Check that the power cord is securely plugged into a working outlet. Ensure the unit's switch is in the 'on' position. Verify that the battery clamps are not shorting out.
Battery not charging.
Confirm the clamps are making good contact with the battery terminals. Ensure the correct voltage (6V/12V) is selected or detected. Check if the battery is deeply discharged; if so, try the desulfation mode or engine start mode.
Charger stops charging unexpectedly.
The thermal protection may have activated due to overheating. Ensure adequate ventilation. Allow the unit to cool down before restarting. Check for any signs of battery damage or short circuits.
Display shows an error code.
Refer to the specific error code meanings if provided in a separate manual. Common issues include poor connections or incompatible battery types.
Reverse polarity warning.
The clamps are connected to the wrong battery terminals. Disconnect the charger from the power outlet, switch off the unit, and reconnect the clamps correctly (red to positive, black to negative).
Pros and Cons
Pros
- All-in-one solution for charging, starting, and testing batteries.
- Suitable for a wide range of common battery types and voltages.
- Microprocessor control offers intelligent and safe charging.
- Boost mode provides quick assistance for dead batteries.
- Safety features offer peace of mind during operation.
Cons
- Requires basic knowledge of battery charging and types for optimal use.
- Higher input power (1,400W) may require a suitable power source.
- Digital display can be less intuitive than analog displays for some users.
Setup, Compatibility & Care
Setup:
- Ensure the charger is placed on a stable, dry, and well-ventilated surface.
- Connect the red clamp to the positive (+) battery terminal and the black clamp to the negative (-) battery terminal. Always connect the positive first, then the negative.
- Plug the charger into a suitable 230V AC power outlet.
- Select the appropriate charging rate (3A, 5A, or 20A) using the variable charge rates. The charger may also auto-detect voltage.
- Turn on the charger. The digital display will show charging status.
Compatibility:
- Voltage: 6V and 12V batteries.
- Battery Types: Lead-acid, Gel, AGM, Calcium, and Sulphated batteries.
Care:
- Keep the charger clean and free from dust and debris. Wipe with a dry or slightly damp cloth. Do not use solvents.
- Ensure ventilation slots are not blocked.
- Store the charger in a dry location when not in use.
- Inspect cables and clamps regularly for damage. Replace if frayed or cracked.