JOHNSON 154-8 Capacitor E.f. 14-154PF 3KV

( Brand: Johnson ), ( Manufacturer Part Number: 154-8 ), ( Part Type: Capacitor ), ( Country/region Of Manufacture: United States )

Review JOHNSON E.f. Variable Capacitor 3kv

The Johnson 154-8 EF capacitor is a high-performance electronic component designed for various applications that require electrical energy storage and voltage regulation. This capacitor, specifically modeled as 14-154pF with a working voltage of 3kV, is manufactured by the renowned electrical components company, Johnson.

This capacitor is built with a ceramic dielectric material, which offers several advantages including high capacitance value, low equivalent series resistance (ESR), and low equivalent series inductance (ESL). These properties enable the Johnson 154-8 EF capacitor to effectively store and release electrical energy quickly, making it suitable for applications such as radio frequency (RF) tuning, decoupling, and filtering.

With a capacitance value of 154 picofarads (pF), the Johnson 154-8 EF capacitor is capable of storing small amounts of electrical charge, making it an ideal choice for applications where high capacitance is not the primary concern, but instead, low ESR, ESL, and high voltage capability are required.

The working voltage rating of 3kV ensures that the capacitor can withstand and operate safely under high voltage conditions. This makes it suitable for use in applications such as power supplies, high voltage filters, and RF power amplifiers, among others.

The Johnson 154-8 EF capacitor is also designed with a robust construction that includes a metalized polypropylene film as the capacitor electrode and a lead-in wire made of high purity copper. These materials contribute to the capacitor's excellent stability, low leakage current, and long-term reliability.

In summary, the Johnson 154-8 EF capacitor is a high-performance electrical component designed for various applications where high voltage capability, low ESR, and low ESL are critical requirements. Its small capacitance value of 154pF, combined with its high working voltage of 3kV, make it an ideal choice for RF tuning, decoupling, and filtering applications, as well as power supplies and high voltage filters. Its robust construction and high-quality materials ensure long-term reliability and excellent electrical performance.

Johnson 154-8 EF Capacitor (14-154pF, 3kV): A Comprehensive Analysis

The Johnson 154-8 EF capacitor (14-154pF, 3kV) is a high-voltage capacitor commonly used in various electrical applications, such as power factor correction, AC motor start-up, and radio frequency (RF) applications. In this analysis, we will discuss the key features, advantages, and disadvantages of this capacitor to help you make an informed decision about whether to purchase it.

1. High Voltage: This capacitor can handle a voltage rating of up to 3kV, making it suitable for high-voltage applications.

2. Low Leakage Current: The Johnson 154-8 EF capacitor has a low leakage current, ensuring consistent performance and reliability over time.

3. Long Life: The capacitor is designed to have a long life due to its high-quality aluminum electrodes and durable insulation system.

1. Improved Power Factor: By using this capacitor in power factor correction circuits, it is possible to improve the power factor of the system, leading to energy savings and reduced power losses.

2. Efficient Motor Start-Up: In motor applications, this capacitor can help ensure efficient start-up and smooth operation of the motor.

3. Reduced Harmonics: The low leakage current and high-quality design of the Johnson 154-8 EF capacitor help minimize the generation of harmonics, ensuring better power quality and reducing the risk of interference and electromagnetic disturbances.

1. Cost: The high-voltage rating and high-quality components used in the Johnson 154-8 EF capacitor result in a higher price point compared to lower-voltage capacitors.

2. Size: Due to its high-voltage rating and large capacitance value, this capacitor is larger and heavier than lower-voltage capacitors of similar capacitance values.

3. Handling Precautions: Given the high voltage rating, it is essential to take proper precautions when handling and installing this capacitor to avoid electrical hazards.

The Johnson 154-8 EF capacitor (14-154pF, 3kV) is a high-performance capacitor suitable for various high-voltage applications. Its advantages, such as improved power factor, efficient motor start-up, and reduced harmonics, make it an attractive choice for those applications. However, its higher cost, size, and handling requirements are important factors to consider before making a purchase. Ultimately, the decision to buy this capacitor depends on the specific requirements of your application and the associated costs and benefits.

If you require a high-voltage capacitor for power factor correction, AC motor start-up, or RF applications, the Johnson 154-8 EF capacitor (14-154pF, 3kV) is a strong contender due to its excellent performance and reliability. However, carefully consider the costs, size, and handling requirements before making a purchase to ensure it is the best fit for your application.

Details:

Soaked in vinegar for a week to remove the majority of oxidation. Still kinda rough.

part #: 1548 prices

• $21.95-$84.99

specifications vintacapacitor:

• brand: Johnson
• mpn: 154-8
• part type: Capacitor
• country/region of manufacture: United States

offer vintacapacitor:

• started: March 9, 2025
• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 2

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• carrier: USPS
• cost: $9.10
• service: USPS Ground Advantage
• transit: 3-6 Days
• class: Standard

general vintacapacitor:

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

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• city: Louisville, Kentucky
• rating: 99.9%
• # reviews: 3585

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• policy: No Returns

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