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  3. CARDWELL ZT-30-AS

CARDWELL ZT-30-AS Air Capacitor 5-30PF

Zt-30-as Cardwell Air Variable Capacitor 5-30pf

( Brand: Cardwell ), ( Manufacturer Part Number: ZT-30-AS ), ( Part Type: Air Capacitor )

Review CARDWELL Air Variable Capacitor

The Cardwell Model ZT-30-AS Air Capacitor is a high-performance electrical component designed for various applications where a large capacitance value and high voltage handling capability are required. This particular unit comes with a capacitance value of 5-30 picofarads (pF), making it suitable for applications that demand precise energy storage and discharge.

This air capacitor is constructed using advanced technologies that ensure excellent electrical performance and reliability. The capacitor elements are made from high-quality aluminum foil, which is rolled into thin layers and alternated with thin film dielectric layers. These layers are then sealed inside a robust, anodized aluminum can, which serves as the capacitor's casing.

The air gap in this capacitor is the dielectric medium, which provides a very low loss factor and high dielectric strength. This results in a capacitor with excellent energy storage capabilities and low electrical loss, ensuring optimal performance even under heavy load conditions.

The Cardwell ZT-30-AS Air Capacitor features a rugged, compact design that makes it easy to install in various applications. It also comes with a built-in voltage divider that provides accurate voltage monitoring, allowing for precise control and monitoring of the capacitor's performance. The capacitor is also equipped with a venting system, which ensures safe operation by releasing any excess pressure that may build up during charging or discharging.

This air capacitor is suitable for applications in various industries, including telecommunications, power electronics, medical equipment, and test and measurement. It can be used in applications such as voltage stabilization, energy storage, and power factor correction, among others.

The Cardwell Model ZT-30-AS Air Capacitor is built to last, with a robust design and high-quality components that ensure long-term reliability and performance. It is also RoHS compliant, meaning it is free from harmful substances such as lead, cadmium, mercury, and other heavy metals. This makes it an environmentally-friendly option for applications that demand high-performance capacitors.

Overall, the Cardwell Model ZT-30-AS Air Capacitor is a high-performance electrical component that offers excellent energy storage capabilities, low electrical loss, and superior reliability. Its rugged design, compact size, and built-in voltage monitoring and venting systems make it an ideal choice for various applications in different industries.

The Cardwell ZT-30-AS air capacitor, with a capacitance value of 5-30 pF, is a commonly used component in high-frequency circuits such as radio frequency (RF) and microwave applications. This capacitor type is popular due to its compact size, lightweight, and relatively high voltage handling capability. Let's discuss some pros and cons of purchasing this specific air capacitor model:

Pros:

1. Versatility: The 5-30 pF capacitance range makes this capacitor suitable for various applications where tuning or adjusting the circuit's resonant frequency is necessary.

2. Compact size: Air capacitors are generally more compact than their electrolytic counterparts, which can be beneficial in space-constrained designs.

3. Cost-effective: Air capacitors are typically less expensive than other types of capacitors with similar capacitance values and voltage handling capabilities.

4. High voltage handling: The ZT-30-AS model can handle up to 30kV, making it suitable for high-voltage applications.

5. Low ESR (Equivalent Series Resistance): A low ESR value ensures that the capacitor can effectively store and discharge energy, which is crucial in RF and microwave applications.

Cons:

1. Sensitivity to humidity: Air capacitors are affected by changes in atmospheric conditions, particularly humidity. This can lead to fluctuations in capacitance value, which can impact tuning and overall circuit performance.

2. Lower capacitance stability: The capacitance value of air capacitors can drift over time, which might require frequent recalibration or replacement.

3. Fragile construction: Air capacitors are more delicate than other capacitor types. They can be damaged by physical shock or vibration, making them less suitable for harsh environments.

Conclusion:

The Cardwell ZT-30-AS air capacitor offers several advantages, such as versatility, compact size, cost-effectiveness, high voltage handling, and low ESR. However, it also presents challenges, like sensitivity to humidity, lower capacitance stability, and fragile construction.

When considering purchasing this air capacitor, it is essential to weigh the benefits against the drawbacks and determine if they align with your specific application requirements. For applications where humidity and long-term stability are not significant concerns, the ZT-30-AS air capacitor can be a cost-effective and suitable solution. Conversely, if your design demands high capacitance stability, or if you're working in a harsh environment, you might want to consider alternative capacitor types, such as ceramic or film capacitors. Ultimately, the decision depends on your unique application requirements and constraints.

Details:

part #: zt30 price

  • $34.00

specifications vintacapacitor:

  • brand: Cardwell
  • mpn: Zt-30-as
  • part type: Air Capacitor

offer vintacapacitor:

  • sold: 0
  • started: July 10, 2025
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock

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  • condition: Used
  • Vintage Audio Video > Vintage Parts Accessories > Vintage Capacitors

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  • cost: $6.35
  • type: Calculated
part type: air capacitor,
category: electronics > vintage audio video > vintage parts accessories > vintage capacitors, sku: 1048087464391632,

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