R125052500 Radiall R125052500 is an SMA straight plug connector with male pin, solder termination, 50 Ohm impedance, and frequency range DC to 18 GHz. Designed for RG-405 (.085" semi-rigid) cable.
Mfr Part #:

R125052500

Available from 1 distributors
Mfr Name: Radiall
Radiall
Radiall R125052500 is an SMA straight plug connector with male pin, solder termination, 50 Ohm impedance, and frequency range DC to 18 GHz. Designed for RG-405 (.085" semi-rigid) cable.
Total Stock: 25 pcs
$ Price Range: $20.54

R125052500 Available from 1 distributor

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R125052500 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Body Material
Cable Group
Center Contact Material
Connector Style
Connector Type
Contact Termination
Fastening Type
Frequency
Housing Color
Impedance
Insertion Loss (Max)
Insulator Material
Mounting Type
Number of Ports
Operating Temperature Range
Shield Termination
Weight

R125052500 Description

Short technical summary and product information.

The Radiall R125052500 is an SMA straight plug connector designed for use with RG-405 (.085" semi-rigid) coaxial cable. It features a male pin contact and solder termination for both center contact and shield, ensuring reliable electrical and mechanical connections. The connector body is made of stainless steel with gold plating, providing durability and corrosion resistance.

 

Electrical performance includes 50 Ohm impedance, a maximum frequency of 18 GHz, low VSWR of 1.07 + 0.008*F(GHz), and insertion loss of 0.03√F(GHz) dB. It is rated for 335 V maximum voltage and has a dielectric withstanding voltage of 750 V minimum. The connector operates over a wide temperature range of -65°C to +105°C.

 

Mechanically, the connector features a threaded coupling for secure mating, with a recommended mating torque of 100 N·cm. It has a minimum mating life of 500 cycles and a cable retention force of 130 N. The connector is lightweight at 1.800 g and comes in standard packaging of 100 units.

R125052500 Quick Information

Product Type: Coaxial Connector (RF) Assembly
Series: SMA
Canonical Name: SMA Straight Plug, Male Pin, Solder Termination, 50 Ohm, for RG-405 Cable
Subcategory: Straight Plug

R125052500 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

R125052500 Estimated Pricing

Qty Low High
100+ $20.54 $20.54

Estimated market price range - modelled values for guidance only, not live distributor offers.

R125052500 Features

  • SMA straight plug for RG-405 cable.
  • 50 Ohm impedance, DC to 18 GHz.
  • Gold-plated stainless steel body.
  • Solder termination for center and shield.
  • Threaded coupling with 100 N·cm torque.

R125052500 Applications

  • Ideal for RF test and measurement setups.
  • Used in microwave communication systems.
  • Suitable for aerospace and defense applications.
  • Common in high-frequency signal routing.

R125052500 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum frequency of the R125052500?

18 GHz.

What is the impedance?

50 Ohm.

What is the mounting type?

Free Hanging (In-Line).

What is the voltage rating?

335 V maximum.

What cable is this connector for?

RG-405 (.085" Semi Rigid).

What is the operating temperature range?

-65°C to +105°C.

What is the mating torque?

100 N·cm recommended.

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