SMA Female to F Female Coaxial RF Adapter, Copper Contact, Teflon Insulator, 1mm Line Length, Welded Round Body for Communication Equipment, High Frequency SMAK/FK
SMA Female to F Female Coaxial RF Adapter, Copper Contact, Teflon Insulator, 1mm Line Length, Welded Round Body for Communication Equipment, High Frequency SMAK/FK
SMA Female to F Female Coaxial RF Adapter with Copper Contact and Teflon Insulator
This SMAK/FK coaxial RF adapter converts an SMA female connection to an F female connection. It is a single adapter with a round welded body and a 1mm line length. The centre contact is made from copper and the insulator is Teflon. The stated application scope is communication, and the operating frequency is listed simply as high frequency. That makes it relevant to radio, antenna, and test-bench work where two different coaxial interfaces need to meet. The interface type is SMAK/FK, the design has one core and one needle, and one adapter is supplied per pack. No further specifications beyond these are given in the source data, so the points below stick closely to what is stated.
Features and Construction
The construction details that matter most here are the contact material, the insulator, and the way the body is put together. Copper and Teflon are both common in RF connectors, and the welded round body is described alongside a 1mm line length. These details tell you what the adapter is made from and roughly how compact it is, rather than claiming performance figures the source does not provide.
Copper Contact and Teflon Insulator
The centre contact is copper, a material chosen in RF connectors for its conductivity. The insulator is Teflon, which sits between the centre contact and the outer body to keep the signal path separated. Together these two materials form the working core of the SMA female to F female adapter. The source does not state plating, impedance, or a maximum frequency, so only the materials themselves are described here. What you can rely on is the stated combination: copper contact, Teflon insulator, one core, one needle.
Welded Round Body and 1mm Line Length
The body is round and welded, which gives the adapter a fixed, one-piece form rather than an assembled shell. The stated line length is 1mm, so the adapter adds very little depth between the two ports. That is useful where rear-panel space is tight or where a short in-line transition is preferred to a bulky right-angle or cable assembly. The source lists no other dimensions, so no diameter or overall length can be quoted. Treat the 1mm figure as the only measurement confirmed by the product information.
Uses and Placement
The adapter is listed for communication use and for high-frequency operation. In practice that points to radio gear, antenna leads, and bench setups where an SMA female port must meet an F female port. It is not described as a cable, a splitter, or a terminated load, so it should be treated as a straight interface converter for one connection at a time.
Communication and Antenna Connections
Where an SMA female output needs to reach an F female input, this adapter provides the mechanical and electrical link. Common places this comes up include radio transceivers, receiver inputs, and antenna feed points. The source describes the scope as communication and the interface as SMAK/FK, so the adapter is aimed at that kind of equipment rather than general-purpose audio or power wiring. Always confirm the gender and thread of both ports before ordering, because SMA and F connectors are not interchangeable without an adapter of this exact type.
Bench, Rack, and Field Use
A short welded adapter is easy to keep in a tool kit or spares box, and the 1mm line length means it takes up little room on a panel or test bench. It can sit between a test instrument and a device under test, or act as a permanent interface on a rack panel. Because the body is round and compact, it is less likely to foul nearby connectors than a longer assembly. Keep it clean and dry, and hand-tighten rather than forcing the threads.
Benefits and Buying Value
The practical value of this adapter is that it solves one specific mismatch: SMA female to F female. A single well-made part removes the need for a custom cable or a chain of adapters. The copper contact and Teflon insulator are stated materials, and the welded body keeps the part simple, with no moving pieces to adjust.
Simple One-Piece Conversion
Because the adapter is a single welded unit with one core and one needle, there is nothing to assemble or configure. You fit it between the two ports and tighten it. That makes it a sensible spare to keep on hand for equipment changes or temporary test links. The source gives no insertion-loss or frequency-rating figures, so the benefit here is mechanical simplicity and the stated material build, not a claimed performance number.
Material Choice and Everyday Handling
Copper and Teflon are both established materials in RF connector design, and the source names them directly. Copper is used for the contact, Teflon for the insulator. The adapter is small and light enough to store in a drawer or pouch, and the round body is easy to grip when threading it onto a port. Clean the threads if they pick up dust, and avoid cross-threading on the smaller SMA side. These are basic handling points tied to the stated construction, not specialist service instructions.
