Smart meters

Kimbal’s smart meters are designed to deliver accurate, real-time visibility into energy consumption while enabling utilities to operate more efficiently at scale. Key features include real-time data monitoring, remote load control, tamper detection, load profiling, and secure two-way communication. The meters support both prepaid and postpaid billing models and integrate seamlessly with RF mesh and cellular communication networks for reliable data transfer across diverse environments.
For DISCOMs, these capabilities translate into measurable operational and financial benefits. Real-time data access improves billing accuracy and reduces manual intervention, while tamper detection and continuous monitoring help identify energy theft and reduce Aggregate Technical and Commercial (AT&C) losses. Remote operations minimize field visits, lower operational costs, and improve response times. Additionally, granular consumption insights enable better load management, demand forecasting, and more informed decision-making, supporting a more efficient and resilient power distribution network.
Smart meters also have a significant impact on utility reliability metrics, particularly SAIDI (System Average Interruption Duration Index) and CAIDI (Customer Average Interruption Duration Index). The real-time, precise data on power outages and restoration times significantly improve these indices by enabling faster detection and identification of the fault location.

Kimbal’s smart meters are designed to deliver accurate, real-time visibility into energy consumption while enabling utilities to operate more efficiently at scale. Key features include real-time data monitoring, remote load control, tamper detection, load profiling, and secure two-way communication. The meters support both prepaid and postpaid billing models and integrate seamlessly with RF mesh and cellular communication networks for reliable data transfer across diverse environments.
For DISCOMs, these capabilities translate into measurable operational and financial benefits. Real-time data access improves billing accuracy and reduces manual intervention, while tamper detection and continuous monitoring help identify energy theft and reduce Aggregate Technical and Commercial (AT&C) losses. Remote operations minimize field visits, lower operational costs, and improve response times. Additionally, granular consumption insights enable better load management, demand forecasting, and more informed decision-making, supporting a more efficient and resilient power distribution network.
Smart meters also have a significant impact on utility reliability metrics, particularly SAIDI (System Average Interruption Duration Index) and CAIDI (Customer Average Interruption Duration Index). The real-time, precise data on power outages and restoration times significantly improve these indices by enabling faster detection and identification of the fault location.

Kimbal offers a comprehensive portfolio of smart meters designed to support the entire power distribution value chain. This includes single-phase and three-phase residential meters, LTCT and HT consumer meters for commercial and industrial applications, as well as feeder and distribution transformer (DT) meters for network-level monitoring.
Built with a strong focus on quality and reliability, Kimbal smart meters are IS 16444 compliant and engineered to meet stringent performance and regulatory standards in India. They are manufactured using advanced processes and strict quality protocols to ensure consistent performance at scale, with high accuracy and robust operation across diverse environmental conditions.
Features such as tamper detection, real-time monitoring, and secure communication further enhance their dependability in the field. Together, these meters enable utilities and DISCOMs to monitor energy flow across every layer of the grid, from individual consumers to network infrastructure, while ensuring accurate billing, reduced losses, and efficient grid management.

What does Kimbal’s AMI solution include, and how does it benefit utilities?
Kimbal offers a fully integrated Advanced Metering Infrastructure (AMI) solution built around three core components: Smart Meters, Communication Infrastructure (WAN and NAN), and Kimbal’s enterprise-grade Head-End System (HES), Vaani. Vaani collects and manages data from smart meters. It can collect meter data in three different ways:

• RF mesh: meters pass data to each other like a chain and finally to a gateway in their vicinity. This way, if one path fails, the data can take another route. This works well for densely populated metering areas and is usually lower cost.
• Cellular: the meter sends data directly using a mobile network (like an M2M SIM). This gives strong, fast, direct connectivity, but depends on network coverage and SIM/service.
• Hybrid: uses both RF mesh and cellular, so the utility can choose the best option for each location.

This integrated, end-to-end architecture allows utilities and DISCOMs to manage smart metering operations more efficiently through a single, interoperable system. Real-time data collection improves billing accuracy and visibility, while remote operations such as connect/disconnect reduce field dependency and operational costs. Kimbal’s smart meters come with field-replaceable communication modules (for example, you can swap the RF/cellular module in the field). This makes it easier to improve connectivity later and do maintenance after installation, helping the utility to meet required service performance targets (SLAs).
With reliable communication powered by Vayu Mesh and Tejas, secure data transmission, and a scalable cloud deployed HES delivering 99%+ SLA, utilities benefit from consistent performance across deployments. The system integrates seamlessly with most MDMS over standardized interfaces enabling utilities with deeper insights on load management, issue resolution, and helping data-driven decision-making to reduce losses, improve operational efficiency, and support large-scale smart metering rollouts.

You can explore open roles and apply directly through Kimbal’s Careers page or via Kimbal’s LinkedIn page, where current job opportunities and role details are regularly updated.

When considering the success of smart metering, it is crucial to prioritize a strong and reliable communication technology infrastructure. Kimbal’s proprietary RF mesh communication technology KMesh, is a cutting-edge wireless mesh communication infrastructure solution created and distributed by Kimbal.
KMesh enables smart metering capabilities, allowing utilities to effortlessly conduct automatic meter readings and capture interval data. It offers full control, seamless scaling to millions of meters, and cost-efficient performance with self-healing networks, redundant pathways, hop-by-hop forwarding, and strength-in-numbers resilience. Supports 400+ nodes per gateway via efficient pull-based routing (broadcast-to-link), minimizing airtime saturation, collisions, and delays, even as density doubles. Utilities get superior stability, faster delivery, and trustworthiness for their AMI, outpacing conventional stacks. Kimbal offers two varieties of gateways – Standalone Gateways (supports 400+ nodes*), and In-meter Gateways (supports ~100-150 nodes*).
The system functions by utilizing a network of radio frequency (RF) devices, commonly referred to as “nodes” that are interconnected in a mesh configuration. This mesh network allows end devices to communicate with the gateway through multiple hops as needed. Meters and other devices transmit data through nearby devices, establishing an expansive network coverage. This approach is particularly advantageous in regions with high meter population density, as it enables coverage over a wider geographical area. Mesh networks typically operate within the frequency range of 865 to 868 MHz.
*The mentioned numbers are as per controlled in-house tests.

Vaani is an enterprise-grade Head End System (HES) designed for efficient meter data collection, capable of handling 100,000 transactions per second with low cloud infrastructure. Its flexibility allows for quick configuration to support various smart meter models while ensuring robust data security and high performance. It plays a central role in Advanced Metering Infrastructure (AMI) by enabling seamless data collection, command execution, and integration with utility backend systems.
What sets Kimbal HES apart is its dual-mode support for both Cellular and Radio Frequency (RF) smart meters, making it highly adaptable for varied deployment scenarios:
Cellular Meter Integration

• Direct, high-throughput communication over mobile networks.
• Real-time and scheduled data collection.
• Remote operations like connect/disconnect, time sync, and on demand reads.
• MQTT and REST APIs for efficient, secure data exchange.

RF Meter Integration

• Supports RF mesh communication via gateways.
• Aggregates data from multiple meters through RF concentrators.
• Ensures reliable data relay even in low-connectivity areas.

Unified Architecture

• Both meter types feed into a common data pipeline.
• Apache Cassandra handles raw, high-volume data ingestion.
• PostgreSQL manages parsed, structured data and configurations.
• Integrated with MDMS via RESTful APIs using both Push and Pull mechanisms.

This hybrid capability ensures utilities can deploy a flexible, future-ready AMI solution that adapts to urban, semi-urban, and rural environments with ease. The Meter Data Management (MDM) system sits above the HES and focuses on processing and analysing the collected data. It validates, cleans, and organizes meter data, making it usable for billing, analytics, reporting, and integration with other utility systems.
Together, Vaani HES and the MDM System ensure that data flows seamlessly from meters to utility platforms, transforming raw consumption data into accurate billing, actionable insights, and better operational control for utilities and DISCOMs.

Kimbal’s smart meters help DISCOMs reduce Aggregate Technical & Commercial (AT&C) losses by improving visibility, accuracy, and control across the distribution network. With real-time consumption data, utilities can identify irregular usage patterns, pinpoint high-loss areas, and take corrective action faster.
Features like tamper detection and event alerts enable early identification of theft and meter bypass, while remote supply control helps enforce payment discipline and reduce revenue leakage. The elimination of manual meter reading ensures accurate, timely billing, reducing errors, and unbilled consumption.
At a network level, integration with systems like Vaani HES allows utilities to track data consistently and recover missed readings through gap reconciliation, further minimizing revenue loss. Together, these capabilities enable DISCOMs to improve billing efficiency, enhance collection rates, and systematically reduce AT&C losses.

Yes, Kimbal smart meters are fully aligned with the requirements of India’s Revamped Distribution Sector Scheme (RDSS). They are IS 16444-compliant and BIS-approved, ensuring they meet the regulatory, performance, and interoperability standards mandated for large-scale smart metering deployments in India.
Kimbal is also an active technology partner in multiple AMI projects across the country, supporting DISCOMs with end-to-end smart metering solutions. With integrated capabilities across smart meters, communication infrastructure, and Head-End Systems, Kimbal’s solutions are designed to help utilities meet RDSS objectives such as reducing AT&C losses, improving billing efficiency, and enabling large-scale digital transformation of the power distribution network. This makes Kimbal a reliable and compliant choice for utilities undertaking RDSS-driven smart metering rollouts, having supplied over 12.5 million smart meters nationwide so far.

Kimbal smart meters are designed with an open and interoperable architecture, enabling seamless integration with existing utility systems such as billing platforms, MDMS, and other enterprise applications.
Through Vaani, Kimbal’s Head-End System (HES), data from smart meters is securely collected over KMesh and made available in standardized formats, allowing easy exchange with downstream systems. Vaani can be quickly configured to support multi-vendor environments, ensuring compatibility with different meter types and existing infrastructure.
The system also supports customizable data parameters and integration of workflows, enabling utilities to align the solution with their specific operational and regulatory requirements. This ensures a smooth transition from legacy systems to advanced metering infrastructure without disruption, while enabling utilities to scale and modernize their operations efficiently.

Kimbal smart meters support both RF mesh (NAN) and cellular (WAN) communication for reliable connectivity across different environments.

The RF-based network uses KMesh, enabling multi-hop, self-healing communication between meters for consistent performance in dense or challenging areas. For wider coverage, 4G cellular (TEJAS) ensures secure and uninterrupted data transfer, with dual-SIM support and fallback options.

Both are enabled through Kimbal’s Network Interface Card (NIC), allowing seamless, real-time communication across the smart metering network.

Yes, Kimbal smart meters are designed to perform reliably even in rural and low-connectivity environments. Using KMesh RF mesh communication, meters can connect through neighboring nodes, enabling stable data transfer without relying on strong network coverage.

In areas where RF mesh may not be feasible, cellular communication via the NIC provides an alternative, with features like dual-SIM support and fallback options to maintain connectivity.

This flexible communication approach ensures that utilities can deploy Kimbal smart meters across diverse geographies while maintaining consistent data availability and performance.

Kimbal ensures secure data transmission through a combination of network-level encryption, secure architecture, and certified systems. Communication across the network is protected using advanced encryption protocols, safeguarding data as it moves between smart meters and utility systems.

At the system level, Vaani HES operates on a private network, is SSL-encrypted, and VAPT-certified, ensuring strong protection against unauthorized access and vulnerabilities.

Additionally, KMesh is designed for secure, bi-directional communication, enabling authenticated data exchange and command execution across the network.

Together, these measures ensure that energy data remains confidential, tamper-resistant, and reliable across the entire smart metering ecosystem.

Kimbal’s Meter Data Management (MDM) system is the layer that processes, validates, and organizes data collected from smart meters through Vaani HES. It converts raw meter data into accurate, usable information for billing, analytics, and reporting.

For DISCOMs, this ensures clean and reliable data for billing, reducing errors and disputes. The MDM system also enables data validation, estimation, and gap filling, helping recover missed readings and minimize revenue loss.

In addition, it supports advanced analytics for load profiling and demand response programs, enabling utilities to better understand consumption patterns, optimize load management, and make more informed operational decisions. This leads to improved efficiency, reduced losses, and a more responsive power distribution network.

Kimbal has one of India’s largest smart meter production capabilities, with the capacity to manufacture over 1.2 million smart meters every month, approximately 15 million annually, enabling utilities to execute large-scale deployments within tight timelines.

The company’s fully automated assembly lines can produce up to 40,000 smart meters per day with consistent output and minimal human intervention. Backed by lean manufacturing practices, Total Quality Management (TQM), and a strong zero-defect approach, Kimbal maintains a product defect rate of less than 0.5%, ensuring high precision, reliability, and quality at scale.

Kimbal has established a strong track record by successfully deploying over 12 million smart meter endpoints through 20 integrated AMI projects spanning 23 states and union territories in India.
Kimbal manufactures over 1 million smart meters every month at its state-of-the-art facility, enabling utilities to execute large-scale rollouts within demanding timelines. With a 99% Service Level Agreement (SLA) across its AMI ecosystem, Kimbal helps utilities deliver reliable operations, scale deployments efficiently, and achieve their smart metering objectives with confidence.