SMA Female 4-Hole Flange Mount RF Connector – Solder Attachment, 8.63mm Hole Spacing, 1.27mm Pin Diameter, Stub Terminal

Product ID: SMA-KFD40E
Deal
Quantity Price
1 - 99 22,00 $
100 - 199 21,56 $
200 - 499 21,34 $

* All Prices are in US Dollars and do not include duties

Key Specifications

Frequency Max

Connector Series

Connector Gender

Body Style

VSWR Max

Termination Type

Interface Type

Attachment Method

Mount Method

Description

SMA Female 4-Hole Flange Mount RF Connector – Solder Attachment, 8.63mm Hole Spacing, 1.27mm Pin Diameter, Stub Terminal

SMA Female 4-Hole Flange Mount RF Connector – Solder Attachment, Model SMA-KFD40E

The SMA female 4-hole flange mount RF connector with a 1.27 mm pin and 8.63 mm hole spacing is a precision-built component designed for solder attachment in compact and high-reliability RF systems. Operating from DC to 18 GHz with a 50 Ω impedance, it ensures outstanding electrical stability and consistent mechanical alignment across a wide frequency range.

High-Stability Electrical Performance

Featuring VSWR ≤ 1.08 and insertion loss ≤ 0.06 √F(GHz) dB, the SMA-KFD40E flange-mount connector minimizes reflection and insertion losses, ensuring reliable power transfer and signal integrity. Its 1.27 mm center pin provides accurate mating and optimal conductivity for precision RF assemblies.

Materials and Compliance

Machined from stainless steel with a gold-plated beryllium-copper contact, the SMA-KFD40E RF connector combines corrosion resistance, mechanical durability, and long-term electrical reliability. It fully meets REACH and RoHS compliance standards, making it suitable for aerospace, defense, and telecom environments.

Mechanical Design and Application Range

The 8.63 mm 4-hole flange mount design enables secure installation on test fixtures, amplifiers, and microwave modules. Its solder attachment interface ensures a robust, vibration-resistant connection ideal for systems requiring precise RF performance.

Explore SMA Connector Options

Mechanc’s SMA RF connector range includes flange-mount, cable-mount, and field-replaceable designs optimized for performance and repeatability. For additional frequency-specific solutions, explore our complete RF Connector Catalog.