The lithium battery revolution is underway—and at the heart of every efficient, high-performance battery pack lies one foundational process: Lithium-Ion Cell Grading. As battery pack manufacturers push for higher quality, greater consistency, and faster output, a new name has emerged as the clear leader in grading technology: Semco Infratech.

While global brands have long dominated the battery testing and sorting space, their one-size-fits-all models are no longer enough. Manufacturers need production-ready, high-precision, service-supported systems. That demand has fueled the remarkable rise of Semco’s Cell Grading Machines.

Built for production, not the lab

One key reason for Semco’s surge is that its machines are engineered for real production floors. While global brands like Chroma and Neware began with R&D-focused systems, Semco started with the end in mind—scalable grading solutions for high-throughput lines that demand accuracy and uptime.

Semco’s grading systems come in 8CH, 16CH, and 32CH configurations, all equipped with four-wire measurement, fast ADCs, and high IR accuracy. These aren’t machines that require constant recalibration or downtime—they’re designed to run continuously in multi-shift environments.

Accuracy that transforms pack quality

When it comes to Lithium-Ion Cell Grading, the difference between a reliable battery and one that fails prematurely is often measured in microvolts and milliohms. Semco understands this.

That’s why its systems offer microvolt-level voltage detection and low internal resistance measurement deviation. The result: battery packs built with better-matched cells, more efficient BMS performance, and significantly fewer rework incidents.

For many OEMs, switching to Semco has meant a direct improvement in pack life, thermal consistency, and field reliability.

Automation-ready and scalable for every plant

Another reason behind Semco’s rapid adoption is its compatibility with automation-driven production lines. Semco machines support integration with robotic arms, conveyors, barcode scanning systems, and manufacturing execution systems (MES).

Where global systems require third-party integrators or proprietary adapters, Semco delivers plug-and-play interfaces with customizable software. This drastically reduces setup time and makes it easier to scale as production lines expand.

Whether it’s a pilot lab or a full-scale GWh facility, Semco adapts—without sacrificing precision or speed.

Software that gives engineers full control

Today’s battery manufacturers need more than raw sorting—they need traceability, analytics, and real-time monitoring. Semco’s inbuilt software provides intuitive dashboards, cell-level grading history, performance heatmaps, and customizable bin logic.

This data-driven approach turns grading from a basic step into a strategic advantage. Engineers can spot cell trends, track incoming cell quality, and fine-tune pack recipes based on real-world performance data. It’s grading made intelligent.

Zero delays. Full support.

One of the biggest frustrations with global grading systems is the post-sales experience. Whether it’s firmware issues, part replacements, or technical diagnostics, imported systems come with lead times and international dependencies.

Semco Infratech’s rise is also powered by its commitment to support. With a full team of trained engineers across the country and a preventive maintenance model in place, Semco keeps operations running without interruption. No shipping delays, no support tickets lost in translation—just reliable service, when and where it’s needed.

Preferred by India’s top battery manufacturers

The rise of Semco is not just about technology—it’s about trust. Leading Indian battery OEMs and pack manufacturers have adopted Semco’s Cell Grading Machines after facing inefficiencies with imported alternatives.

In case after case, Semco systems have delivered measurable gains: faster grading cycles, tighter cell matching, and higher production uptime. Some manufacturers have reported 30–40% improvements in sorting efficiency and up to 50% reduction in pack rejection rates within months of switching to Semco.

A roadmap aligned with battery industry growth

As India scales up its battery production capacity, the need for localized, production-ready, and precision-aligned tools will only grow. Semco is not just keeping pace—it’s setting the agenda.

With R&D focused on AI-driven sorting logic, energy consumption optimization, and tighter integration with formation and aging lines, Semco is already shaping the future of Lithium-Ion Cell Grading.

Conclusion: A new standard in cell grading is here

Semco Infratech has redefined what a Cell Grading Machine should be—precise, scalable, automation-ready, and backed by full-cycle support. In a market where accuracy defines success, Semco has not only risen to meet the challenge—it has set a new standard.

As India’s lithium-ion battery manufacturing sector continues to scale rapidly, choosing the right cell grading machine is becoming a critical decision for quality, speed, and long-term reliability. In 2025, three brands stand out in the market: Semco Infratech, Chroma, and Neware. While each offers advanced features, Indian manufacturers are now prioritizing accuracy, cost-efficiency, serviceability, and production scalability—areas where Semco leads with a clear edge.

This comparison highlights the top 3 cell grading machines for 2025, helping you choose the right solution for your factory.

1. Semco Infratech Cell Grading Machines

Best for: High-speed, accurate grading with local Indian support

Overview: Semco Infratech is India’s leading manufacturer of lithium-ion battery testing and assembly equipment. Its cell grading machines are designed for high throughput, precise resistance matching, and complete automation, making them ideal for EV, ESS, and telecom battery makers.

Key Features:

64, 128, 256+ channel options

Voltage, IR, and capacity testing

Automated sorting bins

Real-time monitoring and batch reporting

Optional barcode scanning and labeling

Local installation, support, and spare part access

Customizable for pouch, prismatic, or cylindrical cells

Advantages:

No import duties or shipping delays

Built for Indian power and climate conditions

Lowest total cost of ownership in India

Easy integration with Indian ERP and MES systems

Limitations:

Not yet as globally recognized as Chroma, but rapidly gaining market share in India.

2. Chroma 3111/3560 Series

Best for: Global OEMs needing extreme precision and integration

Overview: Chroma, based in Taiwan, is known globally for high-end testing equipment. Its cell grading systems offer exceptional precision and integration features suitable for large-scale, automated gigafactories.

Key Features:

Highly accurate IR and capacity measurements

Deep MES/SCADA integration

Industrial-grade software

Modular expansion architecture

Advantages:

Trusted globally in large EV factories

Rich software ecosystem

High stability for long-term usage

Limitations:

Very expensive for mid-size or new Indian companies

Requires long lead times and specialized setup

After-sales support in India can be slow and limited

3. Neware CT-4008 Series

Best for: Entry-level setups with limited budgets

Overview: Neware, a popular Chinese brand, has been widely used by Indian labs and small production units. While affordable, its systems are basic compared to Semco and Chroma in terms of speed and local service.

Key Features:

Basic IR and voltage testing

Entry-level multi-channel models

Simple user interface

Compact bench-top footprint

Advantages:

Low initial investment

Good for lab testing or small-scale grading

Limitations:

Limited channel scalability

Slower throughput

Dependence on overseas service and spares

Software and UI not optimized for Indian operations

Final Comparison Table

Feature Semco Infratech Chroma Neware Channels Available 64–256+ 64–512+ 8–64 Accuracy High Very High Moderate Automation (Sorting) Yes Yes (external) No (manual) Local Support in India Yes (Fast) Limited Very Limited Cost Efficiency Very High Low High initially Delivery Time 2–4 weeks (India) 2–3 months 1–2 months Integration with ERP/MES Easy Advanced Basic Ideal For Growing factories Gigafactories Labs/startups

Conclusion

For 2025, Semco Infratech stands out as the most balanced and future-ready cell grading machine brand—especially for Indian manufacturers. It offers advanced features like multi-channel testing, auto-sorting, traceable software, and unmatched local support, all while keeping costs controlled.

While Chroma remains a top-tier choice for global players with large budgets, and Neware may still serve small-scale operations, Semco is the clear choice for Indian companies looking to scale confidently, optimize quality, and reduce dependency on imports.