Battery Hawk BL93NC487

Battery Hawk 4.8V 700mAh Ni-CD AA Emergency/Exit Light Sign Replacement Battery Pack Instruction Manual

Model: BL93NC487

1. Introduction

This manual provides essential information for the proper installation, operation, and maintenance of your Battery Hawk 4.8V 700mAh Ni-CD AA Replacement Battery Pack. This battery is designed for use in emergency and exit light signs. Please read this manual thoroughly before installation to ensure safe and effective use.

2. Safety Information

Always observe the following safety precautions:

  • Do not short-circuit the battery terminals.
  • Do not expose the battery to fire or extreme temperatures.
  • Do not disassemble, crush, or puncture the battery.
  • Keep batteries out of reach of children.
  • Dispose of used batteries properly according to local regulations. Ni-CD batteries must be recycled.

Warning: Improper installation or handling can lead to battery damage, fire, or personal injury.

3. Product Overview

The Battery Hawk 4.8V 700mAh Ni-CD AA Battery Pack is a reliable replacement power source for various emergency and exit light signs. It features a 4.8 Volt output and a 700 mAh capacity, ensuring sustained operation during power outages.

Battery Hawk 4.8V 700mAh Ni-CD AA Battery Pack

Image 1: Front view of the Battery Hawk 4.8V 700mAh Ni-CD AA Battery Pack, showing voltage, capacity, and recycling symbols.

Side view of Battery Hawk 4.8V 700mAh Ni-CD AA Battery Pack with part number

Image 2: Side view of the battery pack, displaying the part number BHJC1P-487 and recycling instructions.

This battery pack is compatible with a wide range of emergency and exit light models. Refer to your device's manual for specific battery requirements and compatibility.

Compatibility chart for Battery Hawk BL93NC487 battery with various emergency and exit light signs

Image 3: Visual representation of the battery's compatibility with different emergency and exit light sign types.

4. Specifications

Table of Battery Hawk BL93NC487 battery specifications

Image 4: Detailed specifications table for the battery pack.

SpecificationValue
Voltage4.8 Volts
Capacity700 mAh
Battery ChemistryNi-CD (Nickel-Cadmium)
Cell SizeAA
Connector TypeWhite 2 Pin
Wire LengthApproximately 8 inches
Dimensions2 x 1 x 1 inches
Weight2.9 ounces (approx. 84 grams)
ManufacturerBatteryhawk, LLC

5. Installation

Follow these steps to replace the battery in your emergency or exit light sign:

  1. Power Disconnection: Before beginning, ensure the emergency/exit light sign is completely disconnected from its main power source. This typically involves turning off the circuit breaker supplying power to the fixture.
  2. Access Battery Compartment: Open the housing of the emergency/exit light sign to access the existing battery. This may require removing screws or clips.
  3. Remove Old Battery: Carefully disconnect the old battery from its connector. Note the orientation of the connector and the polarity (red wire to positive, black wire to negative).
  4. Install New Battery: Connect the new Battery Hawk 4.8V 700mAh Ni-CD AA battery pack to the fixture's connector. Ensure the connector is fully seated and the polarity is correct. The battery pack is designed with a proper wire connector and correct polarity to match standard emergency light fixtures.
Close-up of battery connector and wire polarity

Image 5: Illustration emphasizing the importance of correct connector fit and wire polarity (red for positive, black for negative).

  1. Secure Battery: Place the new battery pack securely within the battery compartment. Ensure it does not obstruct any moving parts or ventilation.
  2. Close Housing: Reassemble the emergency/exit light sign housing, ensuring all screws or clips are properly fastened.
  3. Restore Power: Reconnect the main power source to the fixture by turning on the circuit breaker.
  4. Initial Charge and Test: Allow the battery to charge for at least 24 hours before performing an emergency test. After the initial charge, activate the test button on your emergency light to confirm proper operation.

6. Operation

Once installed and fully charged, the battery pack will automatically provide power to the emergency/exit light sign during a power outage. The sign's internal circuitry manages charging and discharge cycles.

  • Automatic Activation: The emergency light will illuminate automatically when the main power supply is interrupted.
  • Recharging: The battery will automatically recharge when the main power supply is restored.
  • Testing: Regular testing of emergency lights is recommended by safety standards. Use the test button on your fixture to simulate a power outage and verify battery functionality.

7. Maintenance

Proper maintenance ensures the longevity and reliability of your battery pack:

  • Regular Testing: Perform monthly functional tests (30 seconds) and annual full discharge tests (90 minutes) as per safety regulations to ensure the battery holds a charge and provides adequate illumination.
  • Cleaning: Keep the battery and its compartment clean and free from dust and debris.
  • Inspection: Periodically inspect the battery and wiring for any signs of damage, corrosion, or loose connections.
  • Replacement: Ni-CD batteries typically have a lifespan of 3-5 years. Replace the battery pack if it fails to hold a charge or provide sufficient illumination during tests.
Battery Hawk Ni-CD battery with recycling symbols

Image 6: The battery pack clearly marked with recycling symbols, indicating proper disposal is required.

8. Troubleshooting

ProblemPossible CauseSolution
Emergency light does not illuminate during test or power outage.Battery not charged.
Incorrect wiring/polarity.
Faulty battery.
Fixture malfunction.
Allow 24 hours for initial charge. Verify connector and polarity. Replace battery if old or damaged. Consult fixture's manual or a qualified electrician.
Battery connector does not fit the fixture's receptacle.Incompatibility between battery connector and fixture.
Connector pins misaligned.
Double-check the model number and connector type for compatibility before purchase. Gently realign pins if bent. If incompatible, do not force; seek a compatible battery or professional assistance.
Battery does not hold a charge for the required duration.Battery has reached end of life.
Insufficient charging time.
Charging circuit issue in fixture.
Replace the battery. Ensure the battery has sufficient time to charge (minimum 24 hours). Consult fixture's manual or a qualified electrician for charging circuit diagnosis.

9. Warranty and Support

This Battery Hawk product is covered by a manufacturer's warranty. For specific warranty terms and conditions, please refer to the product packaging or contact Batteryhawk, LLC directly. For technical support or inquiries, please visit the Battery Hawk Store on Amazon or contact their customer service.

© 2025 Batteryhawk, LLC. All rights reserved.

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