What is an Extra Low Voltage (ELV) system?

An ELV system operates at a low voltage level that reduces electric shock risk, typically below 50 V AC or 120 V DC. It supports communication, control, and security functions such as CCTV, fire alarms, data networking, and access control.

What are the main components of an ELV security system?

Common components include CCTV surveillance, access control, intrusion alarms, intercom systems, fire detection, public address or PAVA, and structured cabling. These subsystems can be integrated to create a monitored and connected building environment.

How does an ELV system differ from a standard electrical system?

Standard electrical systems deliver higher power for loads like lighting and HVAC. ELV systems carry signals and low-power communication data for control, automation, and safety, making them safer and easier to maintain.

Why is ELV system design important in modern buildings?

Good ELV design helps subsystems like security, networking, communication, and automation work together. It reduces duplicated cabling, improves safety and monitoring, and supports future scalability.

What are the types of Extra Low Voltage systems?

Common categories include SELV (Separated Extra Low Voltage) for maximum isolation, PELV (Protected Extra Low Voltage) with grounding for added protection, and FELV (Functional Extra Low Voltage) used for control functions where full isolation may not be required.

Which sectors benefit most from ELV systems?

ELV systems are widely used in corporate offices, hospitals, hotels, universities, residential complexes, airports, and smart city infrastructure—anywhere integrated communication, safety, and automation are essential.

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What is an Extra Low Voltage System & How Does It Work?

In today’s digitally connected spaces, Extra Low Voltage (ELV) systems are the backbone of smart, safe, and efficient buildings. Unlike traditional high voltage electrical systems, ELV refers to the integration of various low power technologies that enable intelligent operations, secure environments, and seamless communication.

Operating at voltages typically below 50 volts AC or 120 volts DC, these systems are pivotal for diverse applications. They play an integral role in modern commercial buildings, ensuring seamless IT infrastructure management services and enhancing overall functionality.

Key features of Extra low voltage systems include their use of Internet Protocol for communication, an open architecture format, user friendly mobile apps, and management software.

1. ELV Systems are critical for making building more effective & efficient.

2. Our extra low voltage solutions entail CCTV surveillance, Fire Alarms, PAVA, Building Management System (BMS).

3. Our team seamlessly integrates ELV technologies with your existing systems, minimizing disruptions and maximizing the value of your investments

Extra Low Voltage System (ELV) is integral to modern buildings, encompassing various systems operating on low voltages. These systems offer essential services vital for both residential and commercial structures, ranging from security provisions to connectivity solutions. Extra low voltage systems are diverse, comprising multiple subsystems that collectively cater to the building’s requirements. Modern ELV designs prioritize integration for ease of management and cost efficiency.

What Does an Integrated Extra Low Voltage (ELV) System Include?

Fire Alarm & Safety

Fire alarm and safety systems are crucial components of ELV (Extra Low Voltage) solutions, ensuring life safety, asset protection, and regulatory compliance within any built environment.

Smoke/Heat Detectors:
Optical (photoelectric) smoke detectors, Ionisation smoke detectors, Multi-sensor detector
Fire Alarm Control Panels:
Conventional panels, Addressable panels, Intelligent control panels
Sounders & Strobes:
Audible alarms (sounders, bells, sirens), Visual alarms (flashing beacons, strobes)
Monitoring & Maintenance Services:
AMC (Annual Maintenance Contracts), System health checks and testing
Integration Solutions:
Integration with sprinklers, suppression systems, HVAC shut-down, lifts, and BMS

CCTV cameras being mounted on wall for security surveillance installation

CCTV Surveillance

CCTV solutions form a critical part of any security infrastructure, providing real-time monitoring, incident recording, and proactive threat deterrence across commercial, residential, industrial, and public spaces.

IP CCTV Systems:
High-resolution IP cameras for crystal-clear imaging, Remote monitoring via secure network connections and mobile applications.
Analog CCTV Systems:
Cost-effective surveillance for small-scale applications with DVR-based recording.
Camera Types:
- Dome Cameras:
  Discreet indoor surveillance.
- Bullet Cameras:
  Long-range outdoor monitoring.
- PTZ Cameras:
  Pan-tilt-zoom for wide area coverage with flexible viewing angles.
- 360° Fisheye Cameras:
  Full-area coverage with minimal blind spots.

Public address and emergency voice evacuation speakers installed in commercial building

PAVA System

PAVA systems integrate public address with emergency voice evacuation functionalities, delivering clear, reliable announcements and safety instructions across buildings and campuses.

Public Address Systems:
High-quality audio distribution for routine announcements, background music, and paging, Zoning capabilities for targeted communication across specific areas or floors.
Voice Alarm Systems:
Automated voice evacuation messages for fire or emergency situations, Compliant with international life safety standards ensuring clear guidance during evacuations.
Central Control Equipment:
Rack-mounted control units managing microphones, amplifiers, signal processors, and network interfaces.
Integration with Fire Alarm Systems:
Automatic triggering of pre-recorded evacuation messages during fire alarms or system alerts.
Networked PAVA Solutions:
IP-based PAVA systems for large multi-building campuses and transportation hubs enabling centralised control and monitoring.
Integration with Security Systems:
Seamless integration with access control, intrusion detection, and fire alarm systems for a unified security solution.

Building management control interface managing HVAC lighting and security systems

Building Management System (BMS)

Building Management Solutions (BMS) integrate and control various building systems to create safer, more efficient, and sustainable environments. From HVAC and lighting to energy and security systems, BMS acts as the brain of modern buildings.

HVAC Control Systems:
Centralised monitoring and control of heating, ventilation, and air conditioning for optimal indoor comfort and energy efficiency, Scheduling and occupancy-based control for reduced operational costs.
Lighting Management:
Automated lighting controls based on daylight availability, occupancy, and time scheduling, Integration with dimming systems for enhanced energy savings.
Fire Alarm & Access Control Integration:
Seamless interface with fire alarm systems for coordinated emergency response, including HVAC shut down and lift recall functions, Integration with CCTV, access control, and intrusion detection for unified building security management.
Elevator & Escalator Monitoring:
Integration with lift and escalator systems for operational monitoring and fault notifications.

Explore our ELV System Integration Projects Across Industries

Dive into a journey of digital transformations, powered by our innovative technology system integration solutions. Each project is a testament to the expertise and creativity of our subject matter specialists in audio-visual systems, unified communication, lighting control, ELV, LED Videowall, IT Infrastructure & building management systems.

How We Plan and Deploy ELV Systems for Your Building ?

Consultation and AV requirement discussion icon

1. Consultation

We begin with understanding your space, objectives, and security needs to design customized Extra Low Voltage solutions that enhance communication

2. Site Survey

A detailed site survey helps us map cabling routes, integration points, and infrastructure compatibility ensuring precise installation planning for all ELV subsystems.

3. System Design

Our engineers create intelligent ELV system designs with detailed schematics and signal flow layouts, ensuring seamless interoperability and future scalability.

4. Installation

Certified professionals install and configure all ELV components from cabling to control systems delivering a unified, high performance setup built to global standards.

User training for AV system operation icon

5. Training

After installation, we rigorously test and calibrate systems, followed by user training to ensure smooth operation and efficient system management.

6. Handover

We provide full documentation, wiring diagrams, and a guided walkthrough to ensure transparency and readiness before project completion.

7. Maintenance

Our relationship continues post installation with regular servicing, software updates, and proactive monitoring to maintain system reliability.

Commitment to excellent customer service.

Vallect specializes in designing and integrating Extra Low Voltage and ELV Security Systems that enhance safety, connectivity, and efficiency across modern infrastructures. With a 55% repeat customer rate, our results speak for themselves driven by quality, expertise, and long-term client relationships.

End-to-End ELV System Integration Expertise
Proven ELV Experience Across Railways, Airports & Commercial Buildings
55% Customer Repeat Rate
Scalable Solutions
Ensure Long term ROI

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From AV to Extra Low Voltage System expertise in 8+ years.

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Why choose Vallect as a system integrator for ELV System?

Vallect specializes in Extra low voltage system integration services for sectors like telecommunications, security, and surveillance. Our seasoned team of engineers and technicians excel in designing and constructing ELV systems. We prioritize comprehensive testing and monitoring to ensure optimal functionality.

Our Extra low voltage solutions are designed to be scalable and flexible, allowing clients to easily adapt their systems as their needs change. This flexibility is particularly important for businesses that are constantly evolving and expanding.

We offer a range of Extra low voltage solutions that cater to a variety of budgets. We also work closely with clients to develop cost-effective solutions that meet their specific business needs and requirements.

Exceptional customer service is of paramount importance for us. We have a team of dedicated professionals who are always available to address any issues, provide support,training and provide resolutions so you can make the most out of their Extra low voltage solutions.

Customer Testimonials

Vallect planned the CCTV coverage around our office entrances, parking area and common spaces. Our security team can now check footage and find recordings more easily. The training at handover was especially helpful.

Mr. Venkatpati Raju

MEP Head

We needed a fire alarm system for our commercial building, with clear identification of where an alert comes from. Vallect handled the installation, testing and coordination with our MEP team. They also explained the panel operation clearly to our maintenance staff.

Ms. Riya

Operation Head

Making announcements across our campus used to be difficult. Vallect installed a zoned public address and voice alarm system, so we can address individual areas or the entire campus. Their team also helped our staff understand the emergency announcement process.

Dr. Sanjay Kumar

Operations Head

Our facility team needed a central view of HVAC equipment status and building alerts. Vallect configured the BMS around our daily operating needs. It is now easier to spot faults and direct our maintenance team to the equipment that needs attention.

Mr. Arvind Sharma

Managing Director

We wanted CCTV, access control and fire alarm systems planned together for our new office. Vallect coordinated the cabling and installation with our fit-out team. The labelled cables, system drawings and staff training made the handover easier to manage.

Ms. Kavita Mehra

Facilities Manager

Let’s Plan Your Next ELV System Integration Project

Transforming low-voltage and ELV security systems through intelligent innovation and seamless integration creating smarter, safer, and more connected spaces.

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Extra Low Voltage (ELV) Systems for Commercial Buildings

What is an Extra Low Voltage System & How Does It Work?

1. ELV Systems are critical for making building more effective & efficient.

2. Our extra low voltage solutions entail CCTV surveillance, Fire Alarms, PAVA, Building Management System (BMS).

3. Our team seamlessly integrates ELV technologies with your existing systems, minimizing disruptions and maximizing the value of your investments

What Does an Integrated Extra Low Voltage (ELV) System Include?

Fire Alarm & Safety

Smoke/Heat Detectors:

Fire Alarm Control Panels:

Sounders & Strobes:

Monitoring & Maintenance Services:

Integration Solutions:

CCTV Surveillance

IP CCTV Systems:

Analog CCTV Systems:

Camera Types:

Dome Cameras:

Bullet Cameras:

PTZ Cameras:

360° Fisheye Cameras:

PAVA System

Public Address Systems:

Voice Alarm Systems:

Central Control Equipment:

Integration with Fire Alarm Systems:

Networked PAVA Solutions:

Integration with Security Systems:

Building Management System (BMS)

HVAC Control Systems:

Lighting Management:

Fire Alarm & Access Control Integration:

Elevator & Escalator Monitoring:

Explore our ELV System Integration Projects Across Industries

Graphic Era University

Biswa Bangla University

Takshila

Plant Authority Bhawan

Ayodhya Airport

Jagannath Puri Temple

How We Plan and Deploy ELV Systems for Your Building ?

1. Consultation

2. Site Survey

3. System Design

4. Installation

5. Training

6. Handover

7. Maintenance

Why choose Vallect as a system integrator for ELV System?

Customer Testimonials

Let’s Plan Your Next ELV System Integration Project

Frequently Asked Questions

1. What is an Extra Low Voltage (ELV) system? +

An ELV system operates at a voltage level low enough to minimize the risk of electric shock typically below 50 V AC or 120 V DC. These systems handle communication, control, and security functions such as CCTV, fire alarms, data networking, and access control.

2. What are the main components of an ELV security system? +

An ELV security system includes CCTV cameras, access control, intrusion alarms, intercom systems, fire detection, and structured cabling. All these subsystems are integrated to create a safe, monitored, and connected environment within a building.

3. Does Vallect provide ELV Solution in New Delhi & across India? +

4. Which ELV projects has Vallect delivered? +

Vallect’s ELV project portfolio includes Graphic Era University, Biswa Bangla University, Takshila, Plant Authority Bhawan, Ayodhya Airport, and Jagannath Puri Temple & MORE.

5. Can Vallect Handle a Complete AV, ELV, Lighting Automation & IT Technology Project? +

6. Does Vallect Provide Maintenance, Support & AMC Services? +