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Heavy Operations Applications

Industrial Operations

Purpose-built to handle frequent motor starts and extended lifecycles for long-duration loads without performance degradation.

Start/Stops

NanoPlex™ HDC film capacitors are built specifically for start-stop cycles, high heat, long duty runs, and big bursts of current every time a motor comes online.

  • Direct AC-compatibility
  • 2-4x higher energy storage
  • Rated operation at 135°C
  • Stable with strong ripple currents
  • 3-5x longer lifetime

HDC is AC-compatible for motor starts, pumps, compressors, HVAC systems, and industrial equipment that cycles on and off all day.

  • Many equipment failures come from using capacitors that are not built for AC power or not designed for frequent cycling. Operators face poor performance under in-rush currents, high heat, swelling, and early failures.
  • HDC AC-compatible film delivers stable energy, high ripple-current tolerance, and reliable performance even when equipment cycles on and off all day.
  • HDC films store more energy in the same footprint, are more reliable, run cooler, and last longer; equipment stays running longer with fewer replacements and maintenance costs.

HDC’s nanolayered design tolerates extreme in-rush currents and higher electrical stress from frequent start-stop activity.

  • Electrolytic capacitors struggle to handle large power spikes, swell, leak, and degrade, causing frequent replacements and unplanned downtime.
  • HDC capacitor films store more energy in the same footprint, stay stable in extreme in-rush currents, and constant cycling.
  • HDC capacitor films handle heavy electrical stress, run cooler, and deliver stable power through constant start-stop cycles, giving operators more reliable motor starts, longer equipment life, and fewer maintenance interruptions.

Rated for 135°C, HDC maintains stable performance when the equipment runs hot and continuously.

  • Operators often deal with overheating, swelling, short life, slow or failed starts, and unplanned shutdowns as electrolytics break down under stress and high temperatures in confined spaces.
  • Rated for 135°C, built for the brutal conditions of heavy motor start-stop equipment, HDC maintains stable performance when equipment runs hot and continuously.
  • With HDC operators experience reliable starts, longer capacitor life, and fewer maintenance interruptions, resulting in more uptime and lower operating costs.

2–4x higher energy storage provides more usable power to be delivered for heavy motor starts.

  • Low-energy-density capacitors struggle to deliver the surge needed during heavy motor starts. This leads to slow starts, failed starts, or inconsistent motor performance. To compensate, operators add more capacitors, complicating service and system design.
  • HDC nanolayer structure delivers more dielectric capability into thousands of ultra-thin layers, providing 2-4x higher energy storage in the same footprint vs a single thick layer that limits voltage strength and energy density.
  • HDC provides more usable power in the same footprint, stronger starts, longer life, fewer failures, and lower operating costs.

3-5x longer life for motors that start, stop, and run hard continuously.

  • Early capacitor failures stop motors from starting or running, shutting down critical machinery, causing downtime and emergency maintenance repairs.
  • The nanolayer film structure spreads out electrical load and reduces internal heating, allowing HDC to handle heat, electrical stress, and constant motor cycling while eliminating the weak points that cause traditional electrolytic capacitors to fail early.
  • HDC’s longer life cycle gives operators more uptime, lower maintenance costs, safer operation, and better long-term reliability in equipment that starts, stops, and runs under heavy load.

Peak NanoPlex™ HDC Film vs. Electrolytic Capacitors

Category Traditional Capacitors NanoPlex-Based Capacitors

Energy Storage (Same Footprint)

Low energy density; requires larger or multiple capacitors 2–4x higher energy storage thanks to nanolayer design
Motor Start Performance Weakens quickly; slow or failed motor starts are common Stable, strong starts—even under constant start-stop cycles
In-Rush Current Handling Easily damaged by current spikes; early failures Handles extreme in-rush currents without degrading
Thermal Performance Typically derate or fail above ~85°C Rated to 135°C with stable performance
Internal Heating Runs hot; heat accelerates wear and failure Runs cooler due to low dissipation
Lifespan Short life in heavy start-stop or high-heat applications 3–5x longer life in industrial environments
Durability in Harsh Environments Sensitive to heat, vibration, and enclosed spaces Reliable in explosive atmospheres, enclosed motor rooms, vibration, and high heat
Failure Risk Prone to bulging, drying out, leaking, or rupturing Resistant to swelling, leakage, and cracking
Maintenance Needs Frequent replacements; high maintenance burden Minimal; fewer replacements and service interruptions
Uptime Impact Causes costly downtime when failures occur Greater system reliability and fewer shutdowns
Total Cost of Ownership Higher: Short life + service calls + downtime Lower: Fewer failures + better performance + longer life
Environmental Stability Large single dielectric layer unable to withstand repeated stress Nanolayer structure spreads electrical stress for stable output
Ideal Applications Low-stress or light-duty applications only Heavy start-stop motors, HVAC, pumps, compressors, industrial machinery
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Top 5 FAQs Consumers Ask About Capacitors in Motor Start-Stop Environments

Peak Nano’s NanoPlex HDC film capacitors are ideal for frequent start–stop environments because they are built to handle the high in-rush currents and electrical stress that damage traditional electrolytic capacitors.

HDC uses a patented nanolayer structure that spreads electrical load and reduces internal heating, allowing it to perform reliably even when motors start dozens or hundreds of times per day.

Traditional electrolytic capacitors fail because they overheat, swell, or break down under repeated in-rush currents, especially in hot or enclosed spaces like attics, engine rooms, or compressor housings.

Peak Nano HDC capacitors run cooler and stay stable under constant cycling, eliminating the weak points that cause early failures. They maintain full performance up to 135°C, far beyond what electrolytics can tolerate.

Common signs include:

  • Slow or weak motor starts
  • Humming or buzzing motors
  • Breakers tripping during startup
  • Frequent restarts
  • The motor refusing to start altogether

With Peak Nano HDC, these symptoms are far less common because the nanolayer design reduces heat, prevents drift, and maintains stable energy delivery through repeated cycles.

Yes. Upgrading to a Peak Nano HDC film capacitor significantly improves reliability and extends equipment life.

HDC capacitors:

  • Provide stronger, more consistent starts
  • Reduce strain on the motor
  • Last much longer than electrolytics
  • Lower the risk of unexpected breakdowns
  • Reduce service calls and maintenance costs
Operators often see a 3-5x improvement in lifespan and far fewer sudden failures.

Absolutely. Peak Nano HDC capacitors are specifically engineered for harsh, high-heat environments where conventional capacitors degrade quickly.

HDC is rated up to 135°C, resists swelling, and runs significantly cooler due to its ultra-low internal losses.

This makes HDC ideal for:

  • Attics and rooftop units
  • Pump houses and compressor enclosures
  • Industrial machinery with poor ventilation
  • Engine rooms or hot mechanical spaces
  • Equipment that cycles on and off continuously
In these environments, HDC provides the stability and durability that traditional capacitors simply cannot match.

Long-Duty Cycles

NanoPlex LDF capacitor film offers low dissipation factors, thermal sustainability, and longer lifespans, providing higher performance and reliability for long-term duty cycles.

  • Up to 5x longer life under continuous load
  • Full power at 135°C with no derating
  • 50% less self-heating for cooler, safer operation
  • High stability for power conversions

Reliable Power for Long-Duty Cycles

LDF Film maintains full performance up to 135°C, eliminating the overheating and derating issues that shut down traditional capacitors during continuous, heavy-duty operation.

  • Industrial equipment runs for long periods without cool-down windows, causing internal capacitor heating and forcing traditional capacitors to derate above 85°C, leading to unstable performance and premature failures in thermally constrained environments.
  • LDF maintains full performance up to 135°C with no derating, in high-heat, long-duration operations, giving systems more thermal headroom and eliminating the overheating and drift that occur during continuous run times or extreme duty cycles.
  • With stable performance at higher temperatures and greater tolerance for long, heavy run cycles, operators gain safer operation, fewer heat-related failures, and predictable uptime even when equipment runs hot and nonstop.

Stable Power for Long Industrial Run Cycles

By reducing the wear caused by ripple currents and constant electrical stress, LDF maintains consistent performance across variable loads and long-duration duty cycles.

  • In long-duration industrial operations, high ripple currents and continuous voltage stress wear down traditional capacitors, causing dielectric fatigue, unstable performance, and unpredictable behavior under variable loads.
  • LDF’s nanolayer structure dramatically reduces dielectric wear from ripple currents and constant electrical stress, delivering the high stability that power-conversion systems need during extended run times and fluctuating conditions.
  • With greater long-run stability, operators get predictable, reliable performance in applications like power-factor correction and utility systems, resulting in fewer failures, smoother operation, and higher uptime.

High-Heat Stability for Continuous Industrial Operation

LDF’s 50% lower self-heating and 135°C stability prevent thermal runaway, keeping systems reliable even in enclosed, high-temperature, long-duration environments.

  • Long-duration industrial equipment often runs in hot, enclosed, or poorly ventilated environments where traditional capacitors face thermal runaway risk, internal overheating, and early failure during continuous operation.
  • LDF’s nanolayer design cuts internal self-heating by 50% and maintains full performance up to 135°C, reducing thermal stress, preventing swelling, lowering cooling demands, and delivering stable operation even in harsh industrial temperatures.
  • With lower internal heat and more thermal headroom, operators gain cooler-running systems, fewer heat-related failures, safer performance during overloads, and longer equipment life in demanding, high-heat environments.

Up to 5x Longer Life in the Harshest Duty Cycles

With up to 5x longer life, LDF reduces the wear that causes early capacitor failures, delivering more uptime, fewer service calls, and lower maintenance costs.

  • In long-duration industrial operations, traditional capacitors break down early from high ripple currents, continuous voltage stress, and long run times without cool-down windows, leading to frequent failures, costly maintenance, and repeated shutdowns.
  • LDF’s nanolayer structure dramatically reduces dielectric wear and withstands the electrical and thermal stress that destroys conventional capacitors, delivering up to 5x longer life and significantly reducing replacement and maintenance cycles.
  • With longer-lasting capacitors, operators gain more equipment uptime, fewer service interruptions, and a lower total cost of ownership—resulting in higher productivity and longer system life across their industrial operations.

LDF vs. BOPP in Heavy-Duty Industrial Duty Cycles

Category Traditional BOPP Film Capacitors NanoPlex™ LDF Film Capacitors
High-Heat Capability Derates sharply above 85°C; limited high-heat tolerance Maintains full performance to 135°C with no derating
Long-Duration Operation Performance drifts during long operation; sensitive to heat buildup Designed for continuous run times with no cool-down required
Thermal Stability Higher internal heating; greater risk of thermal runaway 50% lower dissipation factor → significantly less self-heating
Lifespan in Heavy Duty Cycles Aging accelerates under ripple currents; frequent early failures Up to 5x longer life under high ripple currents and continuous voltage stress
Ripple Current Handling High ripple currents accelerate dielectric wear and shorten life Nanolayer design resists dielectric fatigue from high ripple currents
Voltage Stress Tolerance Lower stress tolerance; prone to drift, swelling, or cracking Withstands higher electrical stress during long-duration operation
Stability Over Time Performance drifts over time under electrical and thermal stress High stability → predictable behavior over long durations and variable loads
Thermal Runaway Risk Higher risk in enclosed or poorly ventilated environments Low; reduced internal heat and high thermal headroom
Maintenance Frequency Frequent replacements; high maintenance burden Significantly fewer replacements needed; lower maintenance
Impact on Uptime Downtime increases due to premature BOPP failures More uptime; fewer shutdowns from capacitor failure
Total Cost of Ownership Higher—short life, more failures, more cooling, more labor Lower—longer life + fewer failures + less cooling demand
Ideal Applications Light- to medium-duty cycles with moderate temperature conditions Heavy-duty cycles, high heat, HVDC, DC link, PFC, drives, welders, industrial motors

5 Operator FAQs for Long-Duty-Cycle Industrial Capacitors

Yes. LDF Film is engineered for long-duration operation and maintains stable performance even under constant load, with to its nanolayer structure that resists drift, dielectric fatigue, and voltage stress during long run cycles.

Yes. LDF maintains full performance up to 135°C with no derating and produces 50% less internal heat, allowing it to operate reliably in hot, enclosed, or poorly ventilated industrial spaces where traditional films fail.

LDF lasts up to 5x longer than BOPP because its nanolayers distribute electrical load and prevent the dielectric wear caused by ripple currents and constant voltage stress, dramatically extending lifespan in heavy-duty cycles.

LDF significantly reduces maintenance because it runs cooler, wears more slowly, and stays stable under stress, meaning far fewer capacitor replacements and fewer service interruptions over the life of the equipment.

Yes. LDF’s higher heat tolerance, reduced self-heating, and long-run stability lead to fewer failures, more uptime, and more predictable performance, helping operators avoid costly shutdowns and production losses.

Ready to Evaluate NanoPlex Films?

Request a sample kit of NanoPlex for in-house qualification, compatibility testing, and grid-level performance validation.