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  3. AMPHENOL 18225

AMPHENOL Bnc Female Pcb Mount Receptacle Amplifier 31 000-1822550

000-18225 Amphenol 18225 31 New Bnc Female Pcb Mount Receptacle Amp 50

( Brand: Amphenol ), ( Manufacturer Part Number: 18225 ), ( Compatible Brand: Universal ), ( Type: Connector ), ( Color: Silver ), ( Features: Panel Mount ), ( Country Of Origin: United States )

Review AMPHENOL 31 New Bnc Female Pcb Mount Receptacle 000-1822550

The **Amphenol 18225-31 BNC Female PCB-Mount Receptacle (Part Numbers: 000-1822550 and 000-18225 AMP 50)** is a high-performance, precision-engineered RF/microwave connector designed for demanding applications requiring reliable signal integrity, durability, and compact mounting solutions. Part of Amphenol s renowned **18225 series**, this BNC-style receptacle is specifically engineered for printed circuit board (PCB) applications, offering a robust and space-efficient alternative to traditional through-hole or panel-mount connectors. Its **female BNC interface** ensures seamless compatibility with male BNC plugs, making it ideal for test equipment, instrumentation, aerospace, defense, and industrial RF systems where consistent signal transmission is critical.

Constructed from **high-quality brass with a gold-plated contact system**, this receptacle delivers exceptional conductivity and resistance to corrosion, ensuring long-term reliability even in harsh environments. The **gold-plated center pin (typically 50 microinches or 1.27 m)** minimizes signal loss and oxidation, while the **solder lugs or through-hole mounting options** (depending on the variant) provide secure attachment to PCBs, reducing mechanical stress on the connection. The **screw-locking mechanism** of the BNC design ensures a stable, vibration-resistant fit, preventing accidental disconnections during operation a crucial feature in dynamic or mobile applications.

Beyond its mechanical robustness, this connector excels in **RF performance**, supporting frequencies up to **4 GHz** (and beyond with proper shielding) while maintaining low insertion loss and high return loss. The **shielded design** effectively reduces electromagnetic interference (EMI) and radio frequency interference (RFI), making it suitable for sensitive signal paths in communication systems, radar, and high-speed data transmission. Additionally, the **compact footprint** of the PCB-mount variant allows for dense circuit board layouts, optimizing space in compact electronic assemblies without compromising performance.

For applications requiring **high-current or high-power handling**, the **AMP 50 variant** (part of the 000-18225 AMP series) offers enhanced thermal management, ensuring stable operation under demanding conditions. Whether used in **prototyping, production, or field deployments**, this BNC receptacle combines **precision engineering, signal integrity, and mechanical reliability** to meet the rigorous demands of modern RF and microwave systems. Its compatibility with standard BNC connectors further simplifies integration into existing systems, making it a versatile choice for engineers seeking both performance and ease of use.

### **Pros and Cons of buying a Amphenol 18225-31 BNC Female PCB Mount Receptacle (000-1822550 / 000-18225 AMP 50)**

#### **Pros:**

1. **High-Quality Construction** Amphenol is a well-known manufacturer of reliable RF and coaxial connectors, ensuring durability and consistent performance in demanding applications.

2. **PCB Mount Design** The PCB mount version simplifies installation by allowing direct soldering to a circuit board, reducing assembly complexity and improving reliability compared to through-hole or panel-mount alternatives.

3. **BNC Standard Compatibility** The BNC (Bayonet Neill-Concelman) connector is widely used in RF, video, and test equipment, ensuring broad compatibility with existing systems.

4. **Good Signal Integrity** BNC connectors are designed to minimize signal loss and interference, making them suitable for high-frequency applications (up to 3 GHz, depending on the specific model).

5. **Easy to Use** The bayonet locking mechanism provides a secure connection without requiring tools, reducing the risk of accidental disconnections.

6. **Available in Multiple Variations** The part number suggests availability in different configurations (e.g., straight, right-angle, or with different impedance ratings), offering flexibility for specific design needs.

7. **Industrial-Grade** The AMP branding (now part of Amphenol) indicates a product built for harsh environments, including vibration, temperature fluctuations, and repeated mating cycles.

8. **Aftermarket Support** Amphenol connectors are widely stocked by distributors, making replacements and upgrades easier if needed.

#### **Cons:**

1. **Potential Signal Loss at Higher Frequencies** While BNC connectors are adequate for many RF applications, they may exhibit slight signal degradation beyond 3 GHz, depending on the cable and termination quality.

2. **Mechanical Wear Over Time** Frequent mating and unmating can lead to wear on the bayonet locking mechanism, potentially causing looseness or signal degradation in long-term use.

3. **Limited Current-Carrying Capacity** BNC connectors are not designed for high-power applications (e.g., RF amplifiers or high-voltage circuits) and should not be used in such contexts.

4. **Cost** As a branded, high-quality connector, this part may be more expensive than generic alternatives, though the long-term reliability often justifies the price.

5. **Soldering Requirements** PCB mount versions require proper soldering skills to ensure a secure and low-resistance connection, which could be a drawback for less experienced assemblers.

6. **Size Constraints** The PCB mount footprint may limit design flexibility, especially in space-constrained applications where right-angle or panel-mount alternatives might be preferable.

7. **Compatibility Issues with Non-Standard Cables** If the connected cable is not properly terminated (e.g., improper impedance matching), performance may suffer, requiring additional attention during installation.

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### **Conclusion**

The **Amphenol 18225-31 BNC Female PCB Mount Receptacle** is a robust, reliable choice for applications requiring a secure, high-quality RF or video connection in a PCB-mounted format. Its strengths lie in its durability, ease of use, and broad compatibility, making it ideal for prototyping, test equipment, or industrial applications where signal integrity is critical. However, it may not be the best fit for high-frequency (>3 GHz) or high-power applications, and its cost and soldering requirements should be considered in budget and assembly constraints.

### **Recommendation**

**Buy this connector if:**

- You need a reliable, PCB-mounted BNC connection for RF, video, or test equipment applications.

- Your frequency requirements are below 3 GHz.

- You prioritize long-term durability and ease of use over cost savings.

- You have access to proper soldering equipment or can source a pre-assembled version.

**Consider alternatives if:**

- You require higher-frequency performance (>3 GHz), in which case **SMA or TNC connectors** may be more suitable.

- Your application involves high power or current, where **N-type or UHF connectors** might be better.

- You need a panel-mount or right-angle version for space constraints.

- Cost is a major concern, and you can find a similarly rated generic connector at a lower price (though with potential trade-offs in quality).

For most standard RF and video applications, this Amphenol connector is a **strong, well-supported choice** that balances performance, reliability, and ease of use.

Details:

31 New Amphenol BNC Female Straight PCB Mount Circuit Board Receptacle 000-18225 50.

part #: 18225 price

  • $29.99

specifications coaxcabl:

  • brand: Amphenol
  • mpn: 18225
  • compatible brand: Universal
  • type: Connector
  • color: Silver
  • features: Panel Mount
  • country of origin: United States

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  • carrier: USPS
  • transit: 10-13 Days
  • class: Standard
  • cost: $0.00
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  • policy: No Returns

offer coaxcabl:

  • started: February 20, 2026
  • sold: 0
  • quantity: 1
  • availability: In Stock
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  • options: Ship-to-home

general coaxcabl:

  • condition: New
  • Radio Communication > Parts Accessories > Coax Cables Connectors

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  • # reviews: 8663
  • city: Garden Grove, California

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compatible brand: universal, type: connector, features: panel mount, country of origin: united states,
category: electronics > radio communication > coax cables connectors, color: silver, sku: 13476060735150892,
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