Key Specifications
Description
SMA Plug (Male) to N Jack (Female) Adapter | Screw-Lock | Brass Body
Last Updated: 2026-02-11
The ROSNOL AD-A1N25A/133-13 is a high-performance SMA Plug (Male) to N Jack (Female) straight RF adapter designed for reliable signal transmission in RF, microwave, wireless communication, test & measurement, and aerospace systems. Featuring a 50 Ω impedance, operating frequency from DC to 12 GHz, VSWR ≤ 1.15, and insertion loss ≤ 0.04 × √F (GHz) dB, this precision RF adapter delivers excellent electrical performance and signal integrity. The screw-on coupling design provides secure mating with a minimum of 500 mating cycles on both interfaces. Designed and manufactured in Taiwan, this adapter supports RF projects across North America, Europe, and Asia-Pacific.
The adapter features brass bodies with durable nickel plating and brass center contacts with gold plating over non-magnetic nickel-phosphorus underplating. PTFE insulators provide excellent dielectric stability, while the SMA side incorporates a silicone rubber gasket and nickel-plated brass coupling nut. Electrical specifications include insulation resistance ≥ 5 GΩ, RF leakage ≥ 100 dB up to 1 GHz, and power handling up to 200 W at 2 GHz.
ROSNOL’s precision-engineered RF adapters deliver reliable performance across a wide range of RF and microwave systems. Designed to meet the stringent demands of high-frequency signal transmission, ROSNOL adapters offer a cost-effective alternative to products from leading European and American brands. All ROSNOL RF components are manufactured in ISO 9001-certified facilities and fully comply with RoHS and REACH regulations. Customization services for materials, plating, and mechanical design are available to support specialized interconnect requirements.
