Overview
An RF adaptor (Radio Frequency adapter) is a component used to connect two RF connectors or interfaces - either of different types or the same type. It enables the transmission of high-frequency signals with minimal loss or interference, and is typically used in the following applications: Missile guidance, drones, and satellite payload systems,Network analyzers, spectrum analyzers, and oscilloscopes,Electronic warfare, military radios, and secure communication links .
Application
Connecting antennas to RF equipment
Linking test equipment (like spectrum analyzers or signal generators) to DUTs (devices under test)
Integrating components in RF communication systems (e.g., Wi-Fi, LTE, GPS, IoT modules)
Missile guidance, drones, and satellite payload systems
Network analyzers, spectrum analyzers, and oscilloscopes
Electronic warfare, military radios, and secure communication links
Connector Type:
SMA
Connector Feature:
Frequency Range:DC–18 GHz (up to 26.5 GHz high-end)
Impedance:50 OHMS
Power Handling:Medium
Coupling Mechanism:Threaded
Durability (mating cycles):500
Typical Applications:General RF, telecom, test
Size Category:Small
Specification
| Connector Type | SMA Connector |
| Type Of Adapter | In Series |
| Body Finish | Tri-metal |
| Body Material | Brass |
| Contact Finish | Gold |
| Contact Material | Phosphor Bronze |
| Coupling Mechanism | Threaded |
| HS Code | 8536909000 |
| Frequency (Max GHz) | 18 |
| Impedance (Ohms) | 50 |
| Orientation | Straight |
| Temperature Range | -65~165 ° C |
FAQ
Sample Delivery Time
Regular models require 15 days, while some complex connectors require 25 days.
Sample Fee
Most RF connectors are CNC-machined parts and do not require mold-making.
However, each part needs to be fine-tuned on the CNC machine. Typically, a single sample costs $200.
This fee will be refunded after a 5K bulk order.
Guarantee
Brass RF connectors come with a one-year warranty.
Stainless steel connectors come with a three-year warranty.
The lifespan also depends on the contact material beryllium contacts offer better durability.
ROHS & REACH Compliance
Our products fully comply with ROHS & REACH regulations.
Does LENORF Offer Military-Grade Products?
Yes. We are honored to provide military-grade products with exceptionally stable quality.
MOQ (Minimum Order Quantity)
Regular connectors: 500 PCS
Adapters: 100 PCS
Military connectors: 100 PCS
Materials
Common materials include:
Body: Brass, stainless steel
Insulator: PTFE, PEEK
Contacts: Brass, phosphor bronze, beryllium copper
Other: Aluminum, titanium alloy
What is the lifespan of an RF connector?
Connector durability is rated in mating cycles: General-purpose connectors (BNC, SMA): 500 cycles. Precision connectors (2.92 mm, 2.4 mm): 500 cycles or less. Rugged telecom connectors (N, 7/16 DIN): 500 cycles.
Can RF connectors be reused?
Yes, but performance degrades with wear. Precision connectors (used in test equipment) should be handled carefully - damage to threads or pins increases VSWR and insertion loss.
What is the difference between threaded, bayonet, and push-on RF connectors?
Threaded (SMA, N, TNC): Secure, vibration-resistant. Bayonet (BNC): Quick connect/disconnect. Push-on (MCX, SMP): Ultra-fast, compact, used in high-density modules.
Are RF connectors interchangeable between brands?
Yes, if they follow the same standard (e.g., SMA-to-SMA). However, tolerances, plating, and dielectric quality vary — mixing low-quality and precision connectors can damage equipment.
