JENNINGS JCSF-25 Capacitor 25PF 7.5KV
( Brand: Jennings ), ( Manufacturer Part Number: JCSF-25 ), ( Part Type: Capacitor )
Review JENNINGS Capacitor 7.5kv New Old Stock
The Jennings JCSF-25 capacitor is a high-voltage, precision capacitor designed for use in various applications where a small capacitance value and high voltage rating are required. This particular model has a capacitance value of 25 picofarads (pF), which is an extremely small unit of capacitance, equivalent to one quadrillionth of a farad. The voltage rating of this capacitor is an impressive 7.5 kilovolts (kV), making it suitable for use in high-voltage electrical systems.
The JCSF-25 capacitor is meticulously constructed using high-quality materials to ensure reliable performance and durability. The capacitor's electrodes are made of metallic foil, which is rolled into thin layers and coated with a thin film of insulating material. The capacitor is then sealed in a robust, hermetically sealed glass envelope filled with an inert gas to prevent the accumulation of moisture and contaminants. The terminals of the capacitor are made of brass and are tightened securely with stainless steel screws.
The JCSF-25 capacitor is designed to deliver precise capacitance values and maintain them over a wide range of temperatures. The capacitor's temperature coefficient is typically specified as -40 ppm/ C to 70 ppm/ C, which indicates that the capacitance value changes by a very small percentage for every degree Celsius of temperature change. This level of stability is essential in applications where precise capacitance values are critical, such as in radio frequency (RF) circuits, oscillator circuits, and power factor correction circuits.
The JCSF-25 capacitor is also designed to withstand high ripple currents and voltage surges. The capacitor's maximum rated ripple current is typically specified as 1.5 times the DC current, and the maximum voltage surge rating is often specified as several times the rated voltage. These specifications make the JCSF-25 capacitor an ideal choice for applications where the electrical load may vary significantly or where voltage spikes may occur.
In summary, the Jennings JCSF-25 capacitor is a high-performance, high-voltage capacitor designed for use in applications where precise capacitance values and high voltage ratings are required. Its small capacitance value of 25 pF and high voltage rating of 7.5 kV make it a versatile component in various electrical systems, from RF circuits to power factor correction circuits. The capacitor's robust construction, temperature stability, and ability to withstand high ripple currents and voltage surges make it a reliable and durable solution for even the most demanding applications.
The Jennings JCSF-25 capacitor is a high-voltage capacitor with a rating of 25pF (picofarads) and 7.5kV (kilovolts). This type of capacitor is typically used in various electrical applications, such as radio frequency (RF) circuits, power supplies, and high-voltage filters. Let's discuss the potential pros and cons of purchasing this capacitor.
Pros:1. High Voltage Rating: The JCSF-25 capacitor has a high voltage rating of 7.5kV, making it suitable for use in high-voltage applications where other capacitors may not be able to handle the required voltage levels.
2. Low Capacitance: With a capacitance value of 25pF, this capacitor can help filter out specific frequencies in the electrical signal, making it an excellent choice for RF applications or power supplies requiring precise filtering.
3. Reliability: Jennings is a well-known manufacturer of high-voltage capacitors, ensuring that the JCSF-25 capacitor is built to a high standard and is reliable for use in various applications.
4. Size and Weight: Compared to other high-voltage capacitors with similar capacitance and voltage ratings, the JCSF-25 capacitor is relatively small and lightweight, making it easier to install in confined spaces or transport.
Cons:1. Cost: The JCSF-25 capacitor is more expensive than lower-voltage capacitors due to its high-voltage rating and specialized application.
2. Handling and Installation: Due to the high voltage rating, special precautions must be taken when handling and installing the capacitor to prevent electrical shocks or damage to the capacitor.
3. Limited Applications: The JCSF-25 capacitor is designed for specific applications where high voltage and low capacitance are required. It may not be suitable for all applications, so it's essential to ensure that it is the right capacitor for your specific use case.
In conclusion, the Jennings JCSF-25 capacitor offers several advantages, such as high voltage rating, low capacitance, reliability, and compact size, making it an excellent choice for specific applications where these features are essential. However, its high cost, limited applications, and handling requirements are potential drawbacks.
If you are looking for a high-voltage capacitor for a specific application and require the combination of a high voltage rating and low capacitance, the Jennings JCSF-25 capacitor might be the right choice for you. However, it is essential to carefully consider the cost, handling requirements, and potential alternatives before making a purchase.
Details:
Condition: New. Shipping Carrier Domestic, Economy $15.00. I do not know the fit, form, or function of these surplus items but list as much information in the can. Shipping: Shipping Options: Domestic shipping: Fixed Charges.
JCSF-25 JENNINGS CAPACITOR 25PF 7.5KV NEW OLD STOCK:: STOCK.
part #: jcsf25 prices
- $50.00-$75.00
specifications vintacapacitor:
- brand: Jennings
- mpn: Jcsf-25
- part type: Capacitor
returns vintacapacitor:
- policy: No Returns
shipping vintacapacitor:
- cost: $15.00
- transit: 5-11 Days
- type: Fixed
- class: Economy
- service: Economy
payments vintacapacitor:
- credit card: Visa
- other
- wallet: Google-pay
seller vintacapacitor:
- rating: 100.0%
- # reviews: 460
- city: Chesapeake, Virginia
general vintacapacitor:
- Vintage Audio Video > Vintage Parts Accessories > Vintage Capacitors
- condition: New
offer vintacapacitor:
- started: April 4, 2026
- availability: In Stock
- options: Ship-to-home
- sold: 0
- quantity: 1
Jennings JCSF-25 Is Similar To:
- Jennings Gcs-55 Nos Radio Gcs55 10k 1000 Volts Variable Capacitor 0-55pf Lot B (45% similar) Nos Jennings radio CS-55 GCS55 Cs 55 10K 10000 volts vacuum variable capacitor 0-55PF lot #b, note: it is sold as-is with no warranty and return. Before you pay. Please see to photos for condition and quality. I combine shipping...(September 4th, 2024)
- Jennings W-10c Radio Glass Variable Vacuum Capacitor (38.8% similar) Mfg/n: W-10C. Qty available: 1PC manufacturer: Jennings radio.: glass variable vacuum capacitor...(September 6th, 2024)
- Jennings 4-250 Ucsl-250 Vacuum Variable Capacitor Nos (49.1% similar) My dads note says that this is a 250 UFO vacuum variable capacitor. My father was an avid builder of amateur radio equipment, and this is from his inventory parts. New ones are $295 from max gain. FWIW I am also a ham, and build my own equipment, just have no use for this part...(September 15th, 2024)
- Jennings Ri-50 Radio Nc2 B2 Variable Capacitor With Solenoid Controlled Mount (38.5% similar) Very cool looking piece. 115 volt solenoid, this was used as a high voltage cutoff for an FM transmitter - I don't know anything else about it purchased with the intent of making tube lamp out. Over 11 tall - weighs 3 lbs, west coast electric mfg. Jennings radio RI-50 NC2 b2 variable capacitor...(September 22nd, 2024)
- Jennings Cva-7 Itt Cva-7-35n91 Vacuum Variable Ceramic Capacitor Military Nib (37.5% similar) Looks to have been unused and part of a surplus removal. Ceramic vacuum capacitor 2.7-7.5 pf 35KV 100 - mounts with #10 stud bolts on head. Terrific condition. Rear hub connect requires 78/8 flange 3 diameter x3 long. Item was wrapped up as pictured and removed for picture purposes...(October 24th, 2024)
- Itt Jennings Ecs-30-15s Ecs-30 Vacuum Variable Capacitor 3-30pf 15kv (50.4% similar) Tit Jennings ECUS-30 vacuum variable capacitor 3-30PF 15KV. Shipped with USPS ground advantage. Condition is used...(November 9th, 2024)
- Jennings Uslpa-500-5de1089 Radio Vacuum Variable Capacitor 500pf 5kv From Collins 490t-3 (46% similar) I don't see any marks or pitting on copper. Includes shaft and couplet shown. Removed from a Collins 490T-3 antenna couplet...(February 22nd, 2025)
- Jennings Ucsx-700 Itt jennings Variable Glass Vacuum Capacitor 300-1000pf 7.5kv 60a Rms (47.8% similar) Crafted with the attention to detail Jennings is known for, this variable capacitor ensures consistent performance and longevity. The USCG-700 model offers a range of 300-1000PF with withstand voltage 7.5KV and current rating 60A RMS, making it suitable for variety applications demanding high...(May 3rd, 2025)
- Jennings Ucs-400-15s Vacuum Variable Capacitor 10-400pf 15kv With Mount (54.1% similar) In good condition with mount as shown. Please see photos for personal evaluation and specifics. Up for sale is a Jennings CS-400-15S vacuum variable capacitor. 10-400PF; 15KV; guaranteed working...(May 7th, 2025)
- Jennings Cadd-30-0115 Itt jennings Ceramic Vacuum Variable Capacitor 3-30pf 15kv (42.7% similar) 3-30PF 15KV; guaranteed working. Please see photos for personal evaluation and specifics. Up for sale is a miniature tit/jennings CADS-30-0115 ceramic vacuum variable capacitor. In very good condition...(May 8th, 2025)
- Jennings Ucsl-1000 Radio Ucsl 1000 Vacuum Variable Capacitor (39.6% similar) I did purchase from a local operator. Items may need a more in depth cleaning. Everything you see in the pictures is what included this lot. I do a lot of business with them and they always have well cared for gear. I am not an operator and don't have the knowledge to fully test myself...(May 22nd, 2025)
