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  3. SPRAGUE 109P

SPRAGUE 109P Pio Beauty Bumble Bee Paper Oil 0.1UF 400V

109p Sprague Matched Pair 1957 0.1uf 400v Pio Black Beauty Bumble Bee Paper In Oil #9

( Brand: Sprague ), ( Manufacturer Part Number: 109P ), ( Part Type: Oil Paper ), ( Country/region Of Manufacture: United States )

Review SPRAGUE Matched Pair 0.1uf 400v Pio Black Beauty Bumble Bee Paper In Oil #9

Introducing the Sprague 109P, a classic and highly regarded capacitor in the electronic industry, manufactured by Sprague Electric Company. This particular model, with the designation 1957, is a 0.1 microfarad (0.0001F) capacitor, making it a small but essential component in various electronic circuits. The voltage rating of this capacitor is 400 Volts, making it suitable for use in applications where moderate to high voltages are involved.

The Sprague 109P is known as the "PIO Beauty" or "Bumble Bee" series, due to its distinctive paper oil dielectric material and cylindrical case design. The paper oil dielectric provides excellent electrical performance and stability, making it a popular choice for applications where high voltage and ripple current are present. The capacitor's case is made of aluminum, which not only adds to its aesthetic appeal but also provides a degree of protection to the sensitive internal components.

The Sprague 109P is a polarized capacitor, which means that it has a positive and negative terminal. The capacitor's positive terminal is identified by a red stripe or dot on the side of the case. Proper installation and connection of the capacitor in a circuit, with the correct polarity, is crucial to ensure optimal performance and prevent damage.

This capacitor offers a low equivalent series resistance (ESR) and equivalent series inductance (ESL), which translates to minimal power loss and low signal distortion. Its high voltage rating, combined with its low ESR and ESL, makes it an excellent choice for use in power supply circuits, voltage regulators, and filtering applications.

The Sprague 109P is a reliable and robust component, with a long-term stability and a high rupture voltage. Its paper oil dielectric material provides excellent insulating properties and resistance to moisture, making it suitable for use in harsh environments.

In conclusion, the Sprague 109P 1957 0.1uf 400v is a high-performance capacitor with a rich history in the electronic industry. Its distinctive paper oil dielectric material, combined with its aluminum case and high voltage rating, make it a popular choice for applications where stability, reliability, and high voltage are essential.

Pros and Cons of Buying a Sprague 109P 0.1 F 400V Paper Oil Capacitor (1957): A Comprehensive Analysis

Introduction:

The Sprague 1957 0.1 F 400V PIO Beauty Bumble Bee paper oil capacitor is a vintage electronic component, renowned for its high-performance electrical properties and distinctive appearance. This analysis will provide an in-depth examination of its benefits and drawbacks to help potential buyers make an informed decision.

Pros:

1. Superior Electrical Performance: Paper oil capacitors are known for their excellent electrical performance, especially in terms of capacitance stability, voltage handling, and temperature coefficient. The Sprague 1957 model, being a high-quality paper oil capacitor, is no exception.

2. Vintage Appeal: Many hobbyists and collectors appreciate the unique aesthetic of vintage components, such as the Sprague 1957 paper oil capacitor. Its classic design and distinctive "Bumble Bee" appearance can add character to any electronic project or collection.

3. Low ESR (Equivalent Series Resistance): This capacitor's low ESR ensures minimal power loss, resulting in improved efficiency and better performance in high-frequency applications.

4. Reliability: Paper oil capacitors are well-known for their long-term reliability due to their robust construction and stable performance over a wide temperature range.

Cons:

1. Size and Weight: Compared to modern capacitor designs, the Sprague 1957 paper oil capacitor is larger and heavier due to its vintage construction and the use of oil as the dielectric material.

2. Cost: Given its vintage status and unique electrical properties, the Sprague 1957 paper oil capacitor is generally more expensive than modern capacitor alternatives.

3. Handling and Mounting: The oil-filled design of the capacitor requires special handling during installation and maintenance to avoid leakage or damage.

4. Availability: Due to its age and limited production, the Sprague 1957 paper oil capacitor may be more difficult to find and purchase compared to newer capacitor models.

Conclusion:

The Sprague 1957 0.1 F 400V Paper Oil Capacitor offers superior electrical performance, vintage appeal, low ESR, and reliability. However, it comes with drawbacks such as its large size and weight, higher cost, and special handling requirements. Ultimately, the decision to buy this capacitor depends on the specific requirements of your project, your budget, and your preference for vintage components.

If you value the unique electrical characteristics and aesthetic appeal of vintage components, and you have the budget and the necessary space for this larger capacitor, then the Sprague 1957 0.1 F 400V Paper Oil Capacitor is an excellent choice. However, if you prioritize compactness, affordability, and ease of use, you may want to consider modern capacitor alternatives.

Recommendation:

For those who are looking for a vintage paper oil capacitor with exceptional electrical performance, the Sprague 1957 0.1 F 400V Paper Oil Capacitor is an excellent choice. However, it is essential to carefully consider its size, weight, cost, and handling requirements before making a purchase. Alternatively, if you prioritize affordability, compactness, and ease of use, consider modern capacitor alternatives with similar electrical characteristics.

Details:

Capacitance and ESR Equivalent Series Resistance have been measured matched. Lot #9 - 0.128uF, Ears of 13.2 and 13.5, Know exactly what you're getting instead taking a chance. FREE SHIPING to any USA Address. 1957 Vintage Sprague USA 0.1uF 400V Black Beauty 109P Capacitor Pair.

part #: 109p price

  • $40.00

specifications vintacapacitor:

  • brand: Sprague
  • mpn: 109p
  • part type: Oil Paper
  • country/region of manufacture: United States

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  • started: June 7, 2025

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general vintacapacitor:

  • condition: Used
  • Vintage Audio Video > Vintage Parts Accessories > Vintage Capacitors
part type: oil paper, country/region of manufacture: united states,
category: electronics > vintage audio video > vintage parts accessories > vintage capacitors, sku: 972489815345502,

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5 offers $40.00–$40.00 USD
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