1. Introduction
This manual provides essential information for the safe and effective use of your Enersys (Hawker) Cyclon 0809-0012 X-Cell 6 Volt/5 Amp Hour Sealed Lead Acid Battery. This 6-volt, 5 Ah pure lead sealed lead-acid battery is designed for general applications such as emergency lighting, UPS systems, and various electronic equipment. Please read this manual thoroughly before installation and operation.

Figure 1: Enersys Cyclon 0809-0012 X-Cell 6V 5Ah Sealed Lead Acid Battery, front view.
2. Product Features
The Enersys Cyclon 0809-0012 battery offers several key advantages:
- Power Density: Provides high-rate power density per unit weight, allowing for more energy-supporting features.
- Cycle Life: Delivers up to 300 cycles (100% Depth of Discharge, C/5 rate), offering significantly greater full cycle capability compared to conventional lead products.
- Float Life: Designed for a ten-year life in standby applications at 25°C (C/5 rate) to 80% of rated capacity.
- High Stable Voltage Delivery: Features a low internal resistance, resulting in a flat discharge voltage profile similar to Nickel Cadmium batteries.
- Safety: Minimal to no gassing under normal charging conditions, making it safe for installation in various environments including offices, aircraft cabins, and hospitals.
3. Setup & Installation
Follow these guidelines for proper setup and installation:
- Inspection: Before installation, visually inspect the battery for any signs of damage.
- Orientation: The battery can be installed in any orientation except inverted (terminals facing downwards).
- Connections: Ensure all connections are clean, tight, and correctly polarized. Connect the positive (+) terminal of the battery to the positive terminal of the load/charger, and the negative (-) terminal to the negative terminal. Incorrect polarity can damage the battery and connected equipment.
- Ventilation: While minimal gassing occurs, ensure adequate ventilation in the installation area.
- Environmental Conditions: Install the battery in a cool, dry place, away from direct sunlight, heat sources, and flammable materials.

Figure 2: Close-up view of a battery terminal, showing the connection point.

Figure 3: Another close-up view of a battery terminal, illustrating the robust design.
4. Operation
This sealed lead-acid battery is designed for reliable power delivery. For optimal performance and longevity, adhere to the following operational guidelines:
- Charging: Always use approved charging methods and chargers specifically designed for sealed lead-acid batteries. Overcharging or undercharging can significantly reduce battery life. Refer to the charger's manual for specific instructions.
- Discharge: Avoid deep discharges whenever possible to maximize cycle life. The battery provides a stable voltage output throughout its discharge cycle.
- Temperature: Operate the battery within its specified temperature range. Extreme temperatures can affect performance and lifespan.
5. Maintenance
The Enersys Cyclon battery is a low-maintenance unit. However, proper care ensures maximum service life:
- Cleaning: Keep the battery terminals and casing clean and free from dirt or corrosion. Use a dry cloth for cleaning. Do not use solvents or abrasive cleaners.
- Storage: If storing the battery for an extended period, ensure it is fully charged and stored in a cool, dry place. Periodically check the voltage and recharge if necessary to prevent sulfation.
- Recycling: This battery contains lead and must be recycled. Do not dispose of it in household waste. Contact your local recycling center for proper disposal instructions.

Figure 4: Label indicating the battery is nonspillable and must be recycled.
6. Troubleshooting
If you encounter issues with your battery, consider the following common troubleshooting steps:
- Battery Not Holding Charge: Ensure the charger is functioning correctly and is compatible with sealed lead-acid batteries. Check for loose or corroded connections. The battery may have reached the end of its service life.
- Low Voltage Output: Verify that the battery is fully charged. Check for any excessive load that might be drawing too much current.
- Overheating: Disconnect the battery immediately if it becomes excessively hot during charging or discharge. This could indicate an internal short circuit or improper charging.
- Physical Damage: Inspect the battery for any swelling, cracks, or leaks. A damaged battery should be replaced and recycled properly.
For persistent issues, consult a qualified technician or contact Enersys customer support.
7. Specifications
Key technical specifications for the Enersys Cyclon 0809-0012 battery:
| Specification | Value |
|---|---|
| Model Number | 0809-0012 |
| Brand | Enersys |
| Voltage | 6.00 Volts |
| Battery Capacity | 5 Amp Hours |
| Battery Cell Composition | Sealed Lead Acid |
| Product Dimensions | 5.48 x 2.12 x 3.02 inches |
| Item Weight | 2.16 pounds |
| UPC | 740737205131 |
| ASIN | B0002ILK7W |

Figure 5: Top view of the battery, displaying the product label with model number and key specifications.
8. Safety Information
Please observe the following safety precautions:
- General Warning: Do not short circuit or put the battery in fire. It may explode or leak.
- Charging: Use only approved charging methods. Short circuit protection is required during transportation.
- Chemicals: Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Always wash hands after handling the battery.
- Nonspillable: This battery is nonspillable, but care should still be taken to avoid physical damage.
- Recycling: Batteries must be recycled. Do not dispose of with general waste.
9. Warranty & Support
For specific warranty details and customer support, please refer to the documentation provided at the time of purchase or contact Enersys directly through their official website or customer service channels. Ensure you have your model number (0809-0012) and purchase information available when seeking support.





