
( Brand: Rosenberger ), ( Manufacturer Part Number: 455638 ), ( Type: Panel Mount Coaxial Connector ), ( Features: Panel Mount, Gold Plated, Right Angle Adapter ), ( Color: Silver ), ( Country Of Origin: Germany )
The **Rosenberger 455638 Panel Mount Coaxial Connector (Right Angle)** is a high-performance, precision-engineered RF/microwave solution designed for demanding applications requiring reliable signal integrity and robust mechanical stability. Part of Rosenberger s renowned **45 Series**, this right-angle panel mount connector is crafted to meet the stringent requirements of aerospace, defense, industrial automation, and telecommunications systems where compact form factors and superior shielding performance are critical. Featuring a **male SMA-style contact** (with a 3.5mm outer diameter) and a **threaded, right-angle mounting design**, this connector allows for flexible cable routing while maintaining a clean, flush panel interface ideal for confined spaces where traditional straight connectors would be impractical. Constructed from **high-strength brass with a durable nickel-plated finish**, the connector ensures excellent conductivity, corrosion resistance, and long-term reliability even in harsh environments. Its **screw-lock mechanism** provides a secure, vibration-resistant connection, minimizing signal loss and ensuring consistent performance across frequency ranges up to **18 GHz**, making it suitable for applications such as radar systems, satellite communications, test and measurement equipment, and high-speed data transmission. The **panel mount version** includes a **metal housing with a threaded insert**, allowing for easy integration into enclosures, chassis, or equipment panels with standard M12 or M16 mounting holes, while the right-angle orientation optimizes cable management in tight installations. With its combination of **low insertion loss, high return loss, and robust shielding effectiveness**, the 455638 is a versatile choice for engineers seeking a dependable, long-lasting solution that balances performance with ease of installation.
### **Pros and Cons of buying a Rosenberger 455638 Panel-Mount Coaxial Connector (Right Angle)**
#### **Pros:**1. **High-Quality Construction** Rosenberger is a well-known manufacturer in RF and microwave connectivity, known for durable, high-performance connectors. This model is designed for reliability in demanding applications.
2. **Right-Angle Orientation** The right-angle design allows for space-efficient mounting, which is beneficial in compact or crowded panel installations where straight connectors may not fit.
3. **Panel-Mount Compatibility** The connector is designed to be securely mounted on metal panels, reducing strain on cables and improving signal integrity.
4. **Wide Frequency Range** Suitable for a broad range of RF applications (typically up to several GHz, depending on the specific model variant), making it versatile for different use cases.
5. **Good Signal Performance** Properly installed, it minimizes signal loss and maintains impedance stability, which is critical in RF systems.
6. **Durability** The connector is likely built to withstand environmental factors such as vibration, moisture, and temperature fluctuations, depending on the housing material (e.g., stainless steel or aluminum).
7. **Compatibility with Common RF Cables** Works well with standard coaxial cables like LMR-400, RG-58, or similar, ensuring ease of integration into existing systems.
8. **Easy Installation** Designed for straightforward mounting on panels with minimal tools required, reducing installation time.
#### **Cons:**1. **Cost** As a premium brand, Rosenberger connectors are more expensive than generic or lower-end alternatives. This may be a significant factor in budget-sensitive projects.
2. **Potential Overkill for Low-Frequency Applications** If the application operates at very low frequencies (e.g., below 100 MHz), the cost may not justify the performance benefits.
3. **Specialized Tools or Expertise Required** While installation is generally straightforward, improper mounting (e.g., incorrect torque on screws) can damage the connector or degrade performance. Professional installation may be recommended.
4. **Limited Availability** Depending on the region, sourcing Rosenberger connectors may require ordering from specialized distributors, which could introduce lead time delays.
5. **Weight** The metal housing adds weight, which may be a consideration in portable or lightweight systems.
6. **Potential for Counterfeit Products** Like many high-end components, there is a risk of purchasing counterfeit Rosenberger connectors from untrusted suppliers, which could compromise performance and reliability.
7. **No Built-In Shielding in All Variants** Some panel-mount connectors may require additional grounding or shielding to prevent interference, depending on the application environment.
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### **Conclusion**
The **Rosenberger 455638 panel-mount coaxial connector (right angle)** is an excellent choice for applications requiring **high reliability, signal integrity, and space efficiency** in RF systems. Its premium build quality, right-angle design, and compatibility with professional-grade cables make it ideal for industrial, aerospace, or laboratory environments where performance and durability are critical.
However, the **higher cost, potential over-specification for low-frequency use, and need for careful installation** may make it less suitable for cost-sensitive or simple applications. If budget is a constraint, alternatives from other reputable brands (e.g., Amphenol, LEMO, or even high-quality generic connectors) could be considered, provided they meet the specific frequency and environmental requirements.
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### **Recommendation**
**Buy the Rosenberger 455638 if:**- You are working on a **high-performance RF system** (e.g., test equipment, aerospace, military, or professional broadcast applications).
- Space constraints require a **right-angle orientation**, and you need a **durable, panel-mounted solution**.
- You prioritize **long-term reliability** and are willing to invest in a premium connector.
- The application demands **minimal signal loss and stable impedance** over a wide frequency range.
**Avoid or consider alternatives if:**- Your budget is tight, and you can find a **high-quality generic or mid-range connector** that meets your frequency and environmental needs.
- The application operates at **very low frequencies** (e.g., below 100 MHz), where simpler connectors may suffice.
- You lack experience with **precise installation techniques**, as improper mounting could void the connector s performance benefits.
- You can source a **similar connector from a trusted alternative brand** (e.g., Amphenol RF or LEMO) at a lower cost without sacrificing quality.
For most **professional RF applications**, the Rosenberger 455638 is a **strong recommendation** due to its reputation for quality and performance. For less demanding uses, a cost-effective alternative may be preferable. Always verify the **specific frequency range, environmental conditions, and cable compatibility** before purchasing.
Color: Silver. Country of Origin: Germany. 1; 2025/37; Rosenberger HFT Gumbo Co KG, Baptistery e 1, 83413 Foretelling. 455638; Lot no.
Label details: Ref no. Included components: Single panel-mount connector, mounting nut, O-ring gasket, and short right-angle gold-plated pigtail cable. 3103545; PCs. Features: Panel Mount, Gold Plated, Right Angle Adapter.
Brand: Rosenberger. Type: Panel Mount Coaxial Connector, Right Angle Adapter.