Battery Backup

Battery solutions and supercapacitor technologies for power backup, including standard and custom designs.

The Knowles Advantage

Knowles delivers high-performance film and ceramic capacitors for battery backup and uninterruptible power supply (UPS) systems, offering superior reliability, fail-safe operation, and long service life. Our DSM supercapacitor modules provide fast discharge capabilities and exceptional cycle life, making them ideal for industrial backup applications where resilience and precision matter most.

Knowles components can be utilized in the following battery backup functions:

Uninterruptible Power Supplies (UPS): Instant backup power for critical systems.
Battery Energy Storage Systems (BESS): Scalable storage for backup, grid stability, and peak management.
Datacenter Backup: Maintains uninterrupted power for servers and networks.
Telecom Infrastructure Backup: Ensures reliable power for base stations and network equipment during grid failures.

Stable, Scalable Power for Critical Backup Systems

High-Reliability Components for Battery Backup Systems

Engineered for uninterrupted performance, Knowles' battery backup solutions combine high reliability capacitors, advanced protection components, and scalable energy technologies to keep critical industrial systems running smoothly through outages and power disturbances.

DC link capacitors: High energy density and long life for stable backup power.
Film and electrolytic capacitors: Designed for high voltage and ripple in UPS and BESS.
Snubber and filter capacitors: Protect electronics from transients and improve reliability.
Custom capacitor assemblies and high-reliability MLCCs: Compact, high-reliability solutions for smaller, modular designs.
Scalable solutions: Enable grid stability, renewable integration, and uninterrupted power.

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Trends in Battery Energy Storage Systems

Battery energy storage systems (BESS) are named for their function. They capture, accumulate, and store energy in rechargeable batteries to be discharged later. Industrial facilities, homes, electric vehicles (EVs) and the like rely on these systems for backup power and operational efficiency.

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Supercapacitors in Action: Enhancing Backup Power and Load Management

Supercapacitors, also known as electric double-layer capacitors (EDLCs), store energy electrostatically rather than via chemical reactions like traditional batteries. Their unique characteristics make them ideal for applications requiring short bursts of power and/or durability over time.

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Supercapacitor Modules Bridge the Power Gap for No-Fail Systems

With more and more mission-critical systems relying on electrical power, consistent and reliable backup power is essential to ensure uninterrupted operation.

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The Benefits of Using Supercapacitors for Recloser Back-Up Power

To protect electrical grids from overloads and faults, utility companies can incorporate reclosers. When a fault occurs, this high-voltage circuit breaker automatically closes to isolate the faulty sections of the grid, allowing other areas of the grid to continue to operate safely.

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Understanding Energy Density and Power Density in Capacitor Applications

Energy density and power density are essential, yet unique, metrics. Understanding the differences between them is crucial for designing efficient energy storage solutions. This blog explores those differences and their impact on capacitor performance.

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Enhancing Power Systems with Supercapacitor Technology

From EVs and industrial automation to renewable energy and smart logistics, power systems are becoming increasingly complex. As a result, they’re increasingly dependent on reliable, high-speed energy storage too. Enter supercapacitors, a critical technology bridging the gap between traditional batteries and real-time power demands.

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MLC Capacitors Catalog

A comprehensive portfolio of high-performance MLCCs.

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Capacitor Assemblies for Power and RF Applications

Custom capacitor assemblies optimized for high‑performance power and RF applications.

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Supercapacitors in Power System Design

Learn how supercapacitors are transforming modern power systems by addressing limitations in traditional energy storage and ...

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Product Documentation

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Capacitors for Battery Energy Storage Systems (BESS)

A comprehensive capacitor portfolio engineered to maximize BESS's performance, reliability, and lifespan.

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Capacitors for AI Datacenters

Capacitors that enable reliable, high-efficiency power delivery for AI data centers and high-density server infrastructure.

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