Al Rouf LED

Twin Head Emergency Light: Applications, Features and Selection Guide

When power fails in an industrial or commercial facility, emergency lighting helps maintain visibility and support safe movement through critical areas. A Twin Head Emergency Light provides a practical solution by using two LED heads to distribute emergency illumination across a wider area.

The BY-Z2035C Twin Head Light from Al Rouf LED is designed for emergency lighting applications where directional illumination is required during a power outage. The unit uses LED technology, operates in non-maintained mode, and provides approximately three hours of emergency operation.

What Is a Twin Head Emergency Light?

A Twin Head Emergency Light is an emergency lighting fixture equipped with two LED lighting heads. The two-head configuration allows emergency illumination to be directed toward different areas, helping improve visibility across corridors, access routes, open areas, and other critical spaces.

Unlike standard single-head emergency lights, the twin-head configuration can provide more flexible light distribution because the two heads can be positioned to illuminate different directions.

For industrial and commercial facilities, this can be useful where one emergency light needs to cover more than one pathway or area.

How Does a Twin Head Emergency Light Work?

The BY-Z2035C operates in Non-Maintained Operation Mode. Under normal conditions, the emergency light remains connected to the AC power supply and maintains its battery charge. During a power failure, the emergency lighting function activates to provide backup illumination.

The model is designed for an emergency duration of approximately 3 hours and includes overcharge and over-discharge protection. A test switch and AC-ON indicator are also included.

This makes the Twin Head Emergency Light suitable for facilities where emergency illumination needs to remain available during temporary power interruptions.

Key Features of the BY-Z2035C Twin Head Emergency Light

The BY-Z2035C combines LED illumination with battery-backed emergency operation.

Its main features include:

  • Twin LED heads for directional emergency illumination
  • SMD 2835 LED technology with 32 LEDs
  • 2.5 W input power
  • Approximately 180 lm emergency luminous flux
  • Approximately 3 hours emergency duration
  • Non-maintained operation
  • 24-hour recharge time
  • Overcharge and over-discharge protection
  • Test switch and AC-ON indicator
  • IP20 protection
  • Operating temperature range of 0°C to 40°C
  • CE and CB-TÜV certification

The product catalogue also provides a light distribution curve for the BY-Z2035C, showing an average beam angle of approximately 84.7°, which helps describe how the emergency illumination is distributed.

Why Use a Twin Head Emergency Light?

The main advantage of a twin-head design is flexibility.

Two adjustable lighting heads can be directed toward different areas, allowing the emergency light to support wider or more targeted illumination depending on the installation.

This can be particularly useful when emergency lighting needs to cover:

  • Different sections of a corridor
  • Access and evacuation routes
  • Open industrial areas
  • Warehouse spaces
  • Work areas requiring backup visibility
  • Areas where directional illumination is important

The twin-head configuration can therefore provide more flexibility than a fixed single-direction emergency light.

Twin Head Emergency Light Applications

Twin Head Emergency Lights can be considered for a range of commercial and industrial environments where emergency illumination is required.

Warehouses

Warehouses often contain large open areas, storage aisles, and access routes that require adequate emergency visibility during a power failure.

A twin-head configuration can help direct illumination toward different sections of the space.

Factories and Production Areas

Industrial facilities may contain machinery zones, production areas, and internal access routes. Emergency lighting can help maintain visibility when normal lighting is unavailable.

Industrial Workshops

Workshops can contain equipment and work areas distributed across a relatively large space. Directional emergency illumination can help provide visibility along important access routes.

Parking Areas

Emergency lighting can support visibility in indoor parking areas and other enclosed spaces where normal lighting may be interrupted.

Storage Areas

Storage facilities may require emergency illumination across aisles and access paths. The two-head design provides flexibility when positioning the light for the required coverage.

Twin Head Emergency Light Technical Specifications

The BY-Z2035C is designed around a compact LED emergency lighting system.

According to the product catalogue, the model uses:

Model: BY-Z2035C
Input Voltage: AC 220–240 V, 50/60 Hz, 30 mA
Light Source: SMD 2835, 32 pcs
Input Power: 2.5 W
Operation Mode: Non-Maintained
Emergency Duration: 3 hours
Emergency Luminous Flux: 180 lm
Recharge Time: 24 hours
Battery: Lead Acid 4.0 V 2500 mAh
Protection: IP20
Operating Temperature: 0°C to 40°C
Auto Test: No
Certification: CE & CB-TÜV

What Does Non-Maintained Emergency Lighting Mean?

A non-maintained emergency light is designed to provide illumination when the normal power supply fails rather than remaining continuously illuminated as an emergency light during normal operation.

The BY-Z2035C is specifically listed as a Non-Maintained emergency lighting model in the product catalogue.

This operating mode can be suitable for installations where emergency illumination is required specifically as backup lighting during a power interruption.

Battery Backup and Emergency Duration

Battery performance is an important consideration when selecting emergency lighting.

The BY-Z2035C uses a 4.0 V 2500 mAh sealed lead-acid battery and provides approximately 3 hours of emergency operation. The catalogue specifies a 24-hour recharge time.

The model also incorporates overcharge and over-discharge protection, supporting the battery charging and emergency operation system.

How to Choose a Twin Head Emergency Light

Choosing the right Twin Head Emergency Light depends on the requirements of the installation.

1. Consider the Installation Area

First, identify where the emergency light will be installed. Warehouses, factories, workshops, parking areas, and storage spaces may have different illumination requirements.

2. Consider the Required Light Distribution

The position and direction of the two lighting heads should correspond to the areas that need emergency illumination.

The BY-Z2035C catalogue includes a light distribution curve with an average beam angle of approximately 84.7°.

3. Check Emergency Duration

Emergency duration should match the requirements of the emergency lighting design. The BY-Z2035C provides approximately 3 hours of emergency operation.

4. Check the Protection Rating

The installation environment should be considered when selecting an emergency light. The BY-Z2035C is rated IP20, making it appropriate for specified indoor applications rather than environments requiring higher ingress protection.

5. Check Certification and Electrical Requirements

The product catalogue lists CE and CB-TÜV certification for the BY-Z2035C. The input specification is AC 220–240 V, 50/60 Hz.

Twin Head Emergency Light vs. Single Head Emergency Light

The main difference is the number and arrangement of lighting heads.

A single-head emergency light generally provides illumination in one primary direction, while a twin-head emergency light provides two adjustable heads that can be positioned to direct light toward different areas.

For larger or more complex indoor spaces, the twin-head configuration can provide greater flexibility when planning emergency illumination.

However, the appropriate solution should always be selected according to the actual lighting layout, required coverage, installation environment, and project specifications.

Where Can You Use BY-Z2035C?

The BY-Z2035C can be considered for indoor emergency lighting applications such as:

  • Warehouses
  • Factories
  • Industrial workshops
  • Storage areas
  • Indoor parking facilities
  • Commercial and industrial buildings

The product's IP20 protection rating and 0°C to 40°C operating temperature range should be considered when evaluating its suitability for a specific installation.

Choosing the Right Emergency Lighting Solution

Twin Head Emergency Light is one option within a broader emergency lighting system. Different projects may require different emergency lighting configurations based on the location, required illumination, mounting arrangement, operating mode, and environmental conditions.

For projects requiring multiple emergency lighting products, you can explore the full Emergency Lighting Solutions from Al Rouf LED to compare available solutions.

For the specific BY-Z2035C model and its complete product information, visit the Twin Head Emergency Light product page.

Frequently Asked Questions

What is a Twin Head Emergency Light?

A Twin Head Emergency Light is an emergency lighting fixture with two LED lighting heads that can provide directional illumination during a power failure.

How long does the BY-Z2035C operate during a power failure?

The BY-Z2035C provides approximately 3 hours of emergency operation.

What is the model number of the Twin Head Light?

The model covered in the product catalogue is BY-Z2035C.

What battery does the BY-Z2035C use?

The BY-Z2035C uses a Lead Acid 4.0 V 2500 mAh battery with a specified recharge time of 24 hours.

What is the emergency light output?

The BY-Z2035C has an emergency luminous flux of 180 lm.

Is the BY-Z2035C maintained or non-maintained?

The BY-Z2035C operates in Non-Maintained mode.

What is the IP rating of the Twin Head Emergency Light?

The BY-Z2035C has an IP20 protection rating.

Does the BY-Z2035C have an auto-test function?

No. The product catalogue specifies Auto Test: No for the BY-Z2035C.

What certifications does the BY-Z2035C have?

The BY-Z2035C is listed with CE and CB-TÜV certification.

Conclusion

A Twin Head Emergency Light can provide flexible emergency illumination for industrial and commercial spaces where directional backup lighting is required. The BY-Z2035C combines two LED heads, non-maintained operation, approximately three hours of emergency duration, 180 lm emergency output, and a 4.0 V 2500 mAh lead-acid battery in a compact emergency lighting solution.

For complete technical details, configurations, and project suitability, explore the BY-Z2035C Twin Head Emergency Light from Al Rouf LED.

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