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Heavy Operations Applications

Heavy Equipment

Designed for the harshest operating conditions, delivering high-temperature performance with no derating, cooler operation under load, and a longer service life that reduces downtime and maintenance costs.

Engineered for Demanding Heavy-Equipment Environments

Peak LDF Capacitor Films support rugged, extreme environments with thermal performance and longer lifecycles, increasing run time while reducing maintenance costs. 

Peak NanoPlex LDF capacitor film helps stabilize voltage during high-demand starts, reduces system sag, and delivers reliable performance in the cold, heat, and high vibration of motor starting in heavy equipment.

  • Heavy equipment motor starts trigger high inrush currents, voltage sag, cold-weather cranking problems, and harsh vibration, pushing electrical components to their limits. Conventional BOPP capacitors fail to withstand these stresses, causing shrinkage, derating, and unreliable starts.
  • Peak NanoPlex LDF capacitor film delivers high stability under repeated motor-start cycling in long duty cycles under high vibration, dirt, oil, heat, and cold conditions.
  • By improving cold-start reliability, minimizing battery stress, and stabilizing voltage under load, NanoPlex LDF film capacitors keep heavy equipment running consistently. Operators see fewer delays, lower maintenance costs, and higher equipment uptime.

Peak NanoPlex LDF capacitor films deliver stable power, protect batteries, and improve torque response for smoother operation and higher uptime.

  • Hybrid and electric heavy equipment drivetrains face extreme electrical stress from 900V architectures, fast torque-demand bursts, rapid regen cycling, inverter ripple, high heat, and constant vibration conditions that quickly degrade traditional BOPP capacitors. These harsh environments require capacitors engineered for heavy-duty hybridization, not components built for lighter automotive use.
  • LDF films deliver rapid discharge for torque events, operate reliably in 400–900V systems, and stabilize battery charging and regenerative braking. Their 135°C thermal rating, low ESR, and high durability under heat, shock, and vibration reduce battery stress and provide consistent performance in heavy-equipment hybrid and electric drivetrains.
  • In the field, operators experience faster torque delivery, smoother driveline behavior, longer battery life, and fewer faults in harsh conditions. The result is better machine control, higher productivity, and reduced lifecycle operating costs.

Peak NanoPlex LDF film capacitors deliver stable, reliable power factor correction in demanding environments, improving generator efficiency, reducing thermal loading, and making more usable power available to the machines running off electrical systems.

  • Operators struggle with unstable onboard power because reactive load swings, voltage dips, heat buildup, and vibration cause conventional capacitors to shrink, derate, and lose capacitance, reducing power factor and limiting usable generator output.
  • Peak NanoPlex LDF capacitor films deliver stable, high-temperature power factor correction that helps generators and alternator banks operate more efficiently by reducing reactive current, lowering internal heat rise, and increasing usable power output through thermal capability, low ESR, while maintaining consistent capacitance under heat, vibration, and heavy cycling conditions that cause traditional films to drift or fail.
  • Using Peak LDF films gives operators more available power, cooler and more efficient generator performance, and fewer interruptions under load—improving uptime and lowering overall operating costs.

Peak NanoPlex LDF film capacitors help stabilize the electrical bus that supports modern hydraulic systems, delivering fast-response energy buffering, voltage smoothing, and ripple suppression in the harsh thermal and vibration environments of construction, mining, and agricultural equipment.

  • Electric and electro-hydraulic systems in heavy equipment face electrical stress from high transient loads, inverter ripple, rapid load spikes, thermal buildup, and constant vibration conditions that shrink, derate, or destabilize traditional BOPP capacitors. These off-highway environments demand capacitors engineered for heavy-duty hydraulic performance, not components for lighter automotive use.
  • Peak NanoPlex LDF capacitor films stabilize the DC bus during high-demand hydraulic events, suppress inverter ripple with low ESR, and smooth voltage across rapid load spikes for consistent actuator performance. With fast energy-buffering capability, 135°C thermal stability, and >10x lower shrinkage, they maintain reliable operation under heat, vibration, and shock of off-highway hydraulic systems.
  • Operators gain smoother, more responsive hydraulic performance with fewer faults and delays, along with reduced electrical stress that extends system life. The result is higher uptime and better machine control in demanding field environments.

Peak NanoPlex LDF film capacitors provide surge handling, energy buffering, voltage stabilization, and EMI/EMC improvements that keep electrical systems stable even when equipment is operated hard, hot, and continuously.

  • Harsh duty cycles expose heavy equipment to fast load changes, vibration, heat, cold, and electrical noise that cause conventional capacitors to derate, deform, and lose capacitance. Reliable operation demands capacitors built specifically for high-cycle, off-highway environments.
  • Peak NanoPlex LDF capacitors provide stable power in harsh duty cycles by absorbing heavy transients, buffering sudden load spikes, and maintaining a steady DC bus under electrical noise, inverter ripple, and temperature swings. With low ESR, 135°C thermal stability, high EMI/EMC performance, and >10x lower shrinkage than BOPP, they preserve capacitance and structural integrity in severe vibration and high-load off-highway environments.
  • With Peak LDF capacitors, operators get consistent electrical performance across temperature swings and vibration, along with more reliable hydraulic and traction response during heavy loads. The improved stability reduces downtime, protects critical components, and lowers overall operating costs.

Traditional Capacitor Film vs. Peak LDF for Heavy Equipment

Peak NanoPlex capacitor films outperform BOPP in every category relevant to heavy equipment, thermal stability, vibration resistance, transient handling, lifetime, power quality, and operator reliability, making them purpose-built for modern hydraulic, traction, hybrid, and high-duty-cycle systems.

Category Traditional Capacitors NanoPlex-Based Capacitors

Thermal Performance

Derate rapidly above 70–85°C; shrink under heat LDF has no derating up to 135°C; >10x lower thermal shrinkage
Vibration & Shock Resistance Film cracking, mechanical fatigue, and capacitance drift High mechanical resilience; maintains structure and capacitance under severe vibration
Transient Handling Limited surge and inrush capability; risk of deformation Absorbs large inrush and transient currents without deformation
Load-Spike Response Voltage dips likely during hydraulic or traction load spikes Fast energy buffering prevents voltage collapse and stabilizes control systems
Ripple / EMI / EMC Stability Higher ESR increases ripple, noise, and controller faults Low ESR; improved EMI/EMC; clean power delivery to electronics and actuators
Voltage Stability Poor stability under inverter switching and electrical noise Maintains a steady DC bus under high switching frequency and noise
Durability in Harsh Duty Cycles Accelerated aging from thermal cycling, shock, and noise Designed for rapid load switching, extreme temperature swings, electrical noise, and continuous cycling
Capacitance Drift Significant drift under heat and vibration Stable capacitance across temperature and duty cycles
Energy Density Low energy density; larger footprint HDC is up to 4x higher energy density; smaller, more rugged packages
Lifetime in Off-Highway Environments Shortened life under high vibration, heat, and electrical noise LDF provides 5x longer life in heavy-duty, off-highway conditions
Impact on Machine Performance Can cause sluggish hydraulics, ECU resets, and inconsistent power delivery Provides smooth hydraulics, consistent traction, and stable electrical systems
Effect on Batteries & Power Systems Creates unnecessary battery strain and generator heating Reduces electrical stress, lowers generator temperature, and extends battery life
Uptime & Reliability Increased failures and downtime in tough environments Higher uptime with fewer power-related interruptions
Operator Experience More faults, inconsistent control, and higher maintenance needs Smoother machine response, fewer issues, lower operating cost
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Ready to evaluate NanoPlex films?

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

Frequently Asked Questions (FAQs)

Peak Nano’s NanoPlex LDF film capacitors last up to 3–5x longer than traditional electrolytic or BOPP capacitors because they maintain full performance up to 135°C, resist heat-driven drift, and generate 50% less internal self-heating. This prevents thermal fatigue, which is the #1 cause of capacitor failure in long-duration industrial operation.

NanoPlex HDC film capacitors use a patented nanolayer dielectric that spreads electrical load, dramatically reducing dielectric wear from ripple currents and motor in-rush.

This makes them ideal for harsh equipment like pumps, compressors, hydraulic systems, welders, cranes, heavy motors, and continuous-duty industrial machines.

Yes. NanoPlex LDF runs cooler, wears slower, and stays electrically stable under heavy load, cutting emergency replacements, service calls, and unplanned downtime.

Operators typically see fewer failures, higher uptime, and lower total cost of ownership.

Absolutely. NanoPlex HDC offers 2-4x more energy storage in the same footprint, allowing operators to shrink capacitor banks or get more available power without redesigning equipment.

This helps reduce component creep and supports more compact, rugged industrial systems.

Yes. Peak Nano LDF film capacitors are engineered as fully drop-in replacements, so operators get higher heat tolerance, higher energy density, and longer life without modifying mounts, cabinets, or electrical hardware.

This makes upgrading rugged machines fast and easy - no redesign required.

Ready to Evaluate NanoPlex Films?

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