Power Quality Equipment - Market Share Analysis, Industry Trends & Statistics, Growth Forecasts (2026-2031)

The power quality equipment market size was valued at USD 19 billion in 2025 and estimated to grow from USD 20.3 billion in 2026 to reach USD 28.26 billion by 2031, at a CAGR of 6.83% during the forecast period (2026-2031). This report is Segmented by Equipment Type (Uninterruptible Power Supply, Harmonic Filters, and More), Phase (Single-Phase AndThree-Phase), Voltage Class (Low Voltage, Medium Voltage and High Voltage), Application (Renewable Integration, Automation and Robotics, and More), End-User (Utilities, Commercial and Industrial and Residential), and Geography (North America, Europe, Asia-Pacific, and More).

Global Power Quality Equipment Market Trends and Insights

Rapid growth of sensitive electronics in Industry 4.0 processes

Precision manufacturing lines now rely on sub-microsecond timing and AI-driven controls that tolerate minimal voltage variation. The 2024 reapproval of SEMI F47 sag-immunity rules intensified demand for dynamic voltage restorers and active filters able to act within milliseconds. Downtime risk in semiconductor fabs and automotive plants elevates power continuity from a maintenance cost to a competitive differentiator. As factories embed more machine-learning models, continuous clean power becomes essential for algorithmic accuracy, boosting the power quality equipment market.

Expansion of data centers requiring high-availability power

Rack densities trending toward 1 MW and liquid-cooled AI clusters impose tight ±1% voltage-regulation targets legacy UPS topologies struggle to meet. Hyperscale operators deploy modular architectures that distribute filtering and battery functions, eliminating single points of failure while cutting losses. Cooling pumps and in-row heat exchangers add harmonic distortion, heightening demand for active filters. With data centers now absorbing 3-4% of global electricity, intelligent power distribution that adapts to real-time workloads is reshaping the power quality equipment market.

High upfront cost of advanced PQ solutions

Utility-scale STATCOMs command USD 1-3 million per unit and often require equal amounts for engineering and commissioning, stretching payback periods to five years in some regions. Currency swings and import duties inflate prices further for developing-country buyers. Vendors are countering by modularizing systems, allowing phased upgrades that match budget cycles, while service-based financing converts capital expense into predictable opex streams, yet near-term adoption in the power quality equipment market remains constrained.

Other drivers and restraints analyzed in the detailed report include:

• Investments in smart grids and T&D modernisation
• Stringent global power-quality standards (IEEE 519, EN 50160)
• Shortage of skilled PQ analysis professionals

Segment Analysis

Uninterruptible Power Supply systems held 37.18% of the power quality equipment market in 2025, demonstrating their critical role in safeguarding servers, medical devices, and industrial controllers. Voltage regulators and conditioners lead growth at a 9.62% CAGR to 2031, reflecting the rising sensitivity of electronics to even minor voltage excursions. Smart UPS models with predictive maintenance enhance uptime and cut lifecycle costs, further anchoring segment dominance. Harmonic filters enjoy steady demand amid broader adoption of variable-frequency drives in factories.

Static VAR compensators and STATCOM platforms are gaining traction as grids integrate greater renewable energy, creating opportunities for medium-voltage deployments that stabilize voltage and frequency in real time. Socomec’s 2025 launch of a high-density UPS hitting 99% efficiency underscores how vendors blend space savings with energy gains, reinforcing overall expansion of the power quality equipment market size. Surge-protection devices also benefit from the updated IEC 61643-01:2024 standard, while static transfer switches penetrate mission-critical campuses that cannot tolerate even millisecond disruptions.

Three-phase architectures commanded 60.05% share of the power quality equipment market in 2025 as factories, refineries, and commercial towers favor their higher efficiency and inherent load balancing. Advanced controllers now measure and correct each phase independently, minimizing imbalance and reducing transformer stress. Single-phase units are projected to grow at a 7.12% CAGR, buoyed by home solar inverters and small retail sites where simplicity outweighs efficiency gains.

Residential EV chargers and rooftop PV arrays increasingly specify smart single-phase filters communicating with building-management platforms. Meanwhile, industrial users standardize on three-phase designs to exploit economies of scale in cabling and switchgear as global electrification accelerates, locking in long-term dominance within the power quality equipment market.

Complete Report Scope:

• By Equipment Type
  • Uninterruptible Power Supply (UPS)
  • Harmonic Filters
  • Static VAR Compensators (SVC/STATCOM)
  • Power Quality Meters
  • Surge Protection Devices
  • Active Power Filters
  • Static Transfer Switches
  • Voltage Regulators and Conditioners
  • Other Equipment Types
• By Phase
  • Single-Phase
  • Three-Phase
• By Voltage Class
  • Low Voltage (Below 1 kV)
  • Medium Voltage (1 to 33 kV)
  • High Voltage (Above 33 kV)
• By Application
  • Renewable Integration
  • Automation and Robotics
  • EV Fast-Charging Infrastructure
  • Oil and Gas Operations
  • Marine and Offshore Platforms
  • Others
• By End-User
  • Utilities
  • Commercial and Industrial
  • Residential
• By Geography
  • North America
    • United States
    • Canada
    • Mexico
  • Europe
    • Germany
    • United Kingdom
    • France
    • Italy
    • Spain
    • Russia
    • Rest of Europe
  • Asia-Pacific
    • China
    • India
    • Japan
    • South Korea
    • ASEAN Countries
    • Australia
    • Rest of Asia-Pacific
  • South America
    • Brazil
    • Argentina
    • Chile
    • Rest of South America
  • Middle East and Africa
    • United Arab Emirates
    • Saudi Arabia
    • South Africa
    • Egypt
    • Rest of Middle East and Africa

Geography Analysis

Asia-Pacific retained 48.05% market share in 2025 and is set for an 8.22% CAGR through 2031, anchored by China’s USD 88.7 billion 2025 grid investment and India’s renewable expansion that together demand sophisticated conditioning. Regional innovators such as Huawei Digital Power deploy grid-forming storage that marries frequency control with energy arbitrage, accelerating adoption. Japan and South Korea add momentum via semiconductor-driven power-quality upgrades that meet stringent sag-immunity criteria.

North America ranks second, buoyed by hyperscale data-center builds and USD 1.42 billion utility modernization plans in Pennsylvania that emphasize advanced voltage regulation. Federal tax incentives for grid-hardening intensify spending on STATCOMs and harmonic filters, while Canada’s HVDC research investments cultivate indigenous expertise, thereby reinforcing regional demand in the power quality equipment market.

Europe focuses on renewable integration and industrial decarbonization, exemplified by Germany’s first 300 MVAr grid-forming STATCOM that stabilizes a wind-heavy network. EN 50160 compliance pressures commercial sites to deploy permanent monitoring. The EU’s energy-independence agenda fosters procurement of efficient power-quality devices that squeeze losses from electrified industrial clusters, sustaining steady expansion of the power quality equipment market.

List of Companies Covered in this Report:

• Hitachi Energy Ltd
• Siemens AG
• Eaton Corporation plc
• Emerson Electric Co.
• Schneider Electric SE
• General Electric Co.
• Toshiba Corp.
• Schaffner Holding AG
• MTE Corporation
• Active Power Inc.
• ABB Ltd
• Vertiv Holdings Co.
• Huawei Digital Power
• Mitsubishi Electric Corp.
• Delta Electronics Inc.
• Piller Power Systems
• Socomec SA
• Legrand SA
• K-Star
• Kehua Tech

Additional Benefits:

• The market estimate (ME) sheet in Excel format
• 3 months of analyst support