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Amphenol 122138RP — RF / Coaxial Connectors

122138RP Amphenol RF RP-TNC Jack Male Pin, 11 GHz, 500 V

MPN122138RP
Active

Amphenol RF RP-TNC jack, male pin, 50 Ohm, 11 GHz, 500 V, crimp termination, free hanging, 500 mating cycles, includes connector + contact + ferrule + sleeve.

$3.4290Ref. price · indicative, final on quote
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for stock & sourcing questions
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Jul 2026

Specifications

122138RP key specifications
ParameterValue
MountingFree Hanging (In-Line)
Connector typeJack, Male Pin
Fastening typeThreaded
Voltage rating500 V
Frequency - max11 GHz
Cable groupRG-174, 188, 188A, 316, LMR-100, M17/119-RG174
Operating temperature-65°C ~ 165°C
Body materialBrass
Housing colorSilver
Dielectric materialPolytetrafluoroethylene (PTFE)
Center contact materialBrass
PackageBulk

All specifications

122138RP additional specifications
ParameterValue
Includes4 pcs - 1 Connector, 1 Contact, 1 Ferrule, 1 Sleeve
Impedance50 Ohms
Body finishNickel
Mating cycles500
Insertion loss0.18dB
Number of ports1
Shield terminationCrimp
Contact terminationCrimp
Center contact platingGold

Product details

RP-TNC Jack, Male Pin – 11 GHz, Crimp for RG-174/LMR-100

The 122138RP: The RP-TNC variant swaps the gender of the interface — the centre pin is male while the outer thread remains standard TNC, preventing accidental mating with standard TNC connectors on the same network. It ships as a four-piece kit: the connector body, a crimp contact, a ferrule, and a sleeve, so you have everything needed for one cable termination in a single order code.

This jack accepts RG-174, RG-188A, RG-316, LMR-100, and M17/119-RG174 cables. The PTFE dielectric maintains stable impedance through the operating range and handles the full temperature span without dielectric absorption. For field installers, the threaded coupling nut provides positive retention under vibration — the 500-cycle rating reflects the durability of the nickel-plated thread interface.

Frequently asked questions

Is 122138RP compatible with LMR-100 cable?

Yes, LMR-100 is listed in the cable group for this jack, along with RG-174, RG-188, RG-188A, RG-316, and M17/119-RG174.