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SMP Cable Assemblies are high-frequency coaxial cable solutions designed for reliable signal transmission in demanding applications. Known for their compact size and excellent electrical performance, SMP connectors support frequencies up to 40 GHz, making them ideal for aerospace, defense, telecommunications, and high-speed data systems. Durable and precision-engineered, they ensure optimal connectivity in tight spaces.

Base Products

SMP RG405 SMP 100mm

SMP RG405 SMP 100mm

SMP-SMP,RG405,50Ω,Brass/Gold,100mm

Category Insights

SMP cable assemblies utilize SubMiniature Push-on (SMP) connectors known for their ultra-compact size and high-frequency performance, supporting signals up to 40 GHz. Unlike threaded connectors like SMA or N-Type, SMP connectors feature a push-on mating mechanism, enabling quick, reliable connections in very tight spaces. Their design excels in high-density applications where minimal footprint and superior electrical performance are critical.
SMP cable assemblies are extensively used in aerospace, defense radar systems, telecommunications infrastructure, and high-speed data communication equipment. Their small size and high-frequency capabilities make them ideal for densely packed circuit boards, microwave modules, and phased-array antennas. Additionally, SMP assemblies are preferred in test environments requiring frequent connect/disconnect cycles without compromising signal integrity.
Choosing an SMP cable assembly begins with confirming your frequency range—up to 40 GHz for typical SMP connectors. Next, consider cable type, balancing flexibility and low insertion loss for your system. Evaluate mechanical requirements such as mating cycles, environmental sealing, and space constraints. Finally, ensure compatibility with your existing equipment’s impedance (usually 50 Ω) and connector interface type, including straight or right-angle versions.
SMP assemblies provide a unique combination of compact size, push-on convenience, and wide frequency bandwidth up to 40 GHz. Their snap-on mechanism reduces installation time and wear compared to threaded connectors. Additionally, SMP connectors maintain excellent return loss and low insertion loss at very high frequencies, supporting modern high-speed RF and microwave systems where space and performance cannot be compromised.
To maintain SMP assemblies, avoid excessive force during mating and demating to protect the delicate snap-on interface. Keep connectors clean and free from dust or contaminants by using lint-free wipes and isopropyl alcohol. Secure cables to minimize mechanical stress and prevent bending near connectors. Regularly inspect for signs of wear, corrosion, or damage, especially in high-frequency or high-vibration environments, and replace assemblies that show deterioration to maintain signal integrity.