RFC240 ULTRA FLEX — N FEMALE to RP-SMA MALE
Custom low loss RFC240 ULTRA FLEX RF coaxial cable assembly with N FEMALE and RP-SMA MALE connectors.
Cable
RFC240 ULTRA FLEX
End A
N FEMALE
End B
RP-SMA MALE
Specs Summary
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Assembled and tested in-house
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About This Assembly
Specs Summary
RFC240 ULTRA FLEX Cable
RFC-240-UltraFlex is the flexible version of RFC-240, combining low-loss 0.240" performance with improved bendability for easier installation. Ideal for mobile radio setups, vehicle antenna mounts, and congested equipment areas where a rigid cable would be impractical.
N Connector
Type N is a threaded RF connector rated from DC to 18 GHz with a durable weatherproof design, making it the preferred interface for outdoor antenna installations, cellular base stations, and commercial wireless infrastructure. Its larger size compared to SMA allows higher power handling and the threaded coupling resists vibration, making it suitable for mobile and fixed outdoor applications.
RP-SMA Connector
RP-SMA (Reverse Polarity SMA) uses the SMA threaded coupling mechanism but with the male/female pin convention reversed — the jack has a pin and the plug has a socket. Originally standardized to prevent connection of uncertified antennas to consumer WiFi equipment, RP-SMA is now the dominant connector on commercial WiFi routers, access points, and 2.4/5 GHz antennas.
Common Applications
This N and RP-SMA cable assembly is well suited for mobile radio setups and flexible medium-length antenna connections. The combination of reliable N and RP-SMA connectors and custom-cut cable length makes it a practical choice for both field installations and bench setups. Every assembly is hand-terminated, continuity tested, and ships free within the USA.
RFC240 ULTRA FLEX Signal Loss
Approximate attenuation at common RF frequencies.
| Frequency | Loss / 100 ft | Loss / ft |
|---|---|---|
| 100 MHz | 2.6 dB | 0.026 dB |
| 450 MHz | 5.6 dB | 0.056 dB |
| 900 MHz | 8.1 dB | 0.081 dB |
| 1.8 GHz | 11.7 dB | 0.117 dB |
| 2.4 GHz | 13.6 dB | 0.136 dB |
| 5.8 GHz | 22.5 dB | 0.225 dB |
Frequently Asked Questions
What is RFC240 ULTRA FLEX coaxial cable used for?
RFC-240-UltraFlex is the flexible version of RFC-240, combining low-loss 0.240" performance with improved bendability for easier installation. Ideal for mobile radio setups, vehicle antenna mounts, and congested equipment areas where a rigid cable would be impractical.
What is the signal loss of RFC240 ULTRA FLEX?
At 1800 MHz, RFC240 ULTRA FLEX has approximately 11.7 dB of loss per 100 ft (0.117 dB/ft).
What frequency range does this assembly support?
This assembly is rated DC – 6 GHz, limited by the lowest-rated component across the cable and connectors.
What is a N connector?
Type N is a threaded RF connector rated from DC to 18 GHz with a durable weatherproof design, making it the preferred interface for outdoor antenna installations, cellular base stations, and commercial wireless infrastructure. Its larger size compared to SMA allows higher power handling and the threaded coupling resists vibration, making it suitable for mobile and fixed outdoor applications.
