Coaxial Cables (RF)

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Mfr Part #	Quantity Available	Price	Series	Package	Product Status	Style	1st Connector	1st Contact Gender	1st Connector Mounting Type	1st Connector Mounting Feature	2nd Connector	2nd Contact Gender	2nd Connector Mounting Type	2nd Connector Mounting Feature	Length	Cable Type	Cable Impedance	Connector Impedance	Overall Impedance	Frequency - Max	Color	Features	Operating Temperature	Ingress Protection
CCBNS-MM-RG174-18 COAX CBL BNC TO SMA 18" Crystek Corporation	272 In Stock	1 : £11.31000 Bulk	CCBNS	Bulk	Active	BNC to SMA	BNC Plug	Male	Free Hanging (In-Line)	-	SMA Plug	Male	Free Hanging (In-Line)	-	18.00" (457.20mm)	RG-174	50 Ohms	-	50 Ohms	-	Black	Shielded	-40°C ~ 85°C	-
CCBNS-MM-RG174-36 COAX CBL BNC TO SMA 36" Crystek Corporation	510 In Stock	1 : £11.62000 Bulk	CCBNS	Bulk	Active	BNC to SMA	BNC Plug	Male	Free Hanging (In-Line)	-	SMA Plug	Male	Free Hanging (In-Line)	-	36.00" (914.40mm)	RG-174	50 Ohms	-	50 Ohms	-	Black	Shielded	-40°C ~ 85°C	-
245101-01-M0.25 COAX CBL BNC TO SMA 9.8" Amphenol RF	312 In Stock	1 : £14.43000 Bag	-	Bag	Active	BNC to SMA	BNC Plug	Male	Free Hanging (In-Line)	-	SMA Plug	Male	Free Hanging (In-Line)	-	9.843" (250.00mm)	RG-316	50 Ohms	-	50 Ohms	-	Copper	Shielded	-	-
245101-01-M0.50 COAX CBL BNC TO SMA 19.6" Amphenol RF	126 In Stock	1 : £16.08000 Bag	-	Bag	Active	BNC to SMA	BNC Plug	Male	Free Hanging (In-Line)	-	SMA Plug	Male	Free Hanging (In-Line)	-	19.69" (500.00mm)	RG-316	50 Ohms	-	50 Ohms	-	Copper	Shielded	-	-
135101-01-M1.00 COAX CBL SMA TO SMA 3.3' Amphenol RF	768 In Stock	1 : £16.27000 Bag	-	Bag	Active	SMA to SMA	SMA Plug	Male	Free Hanging (In-Line)	-	SMA Plug	Male	Free Hanging (In-Line)	-	39.4" (1.0m) 3.3'	RG-316	50 Ohms	-	50 Ohms	3 GHz	Copper	Shielded	-	-
245101-01-24.00 COAX CBL BNC TO SMA 24" Amphenol RF	423 In Stock	1 : £17.05000 Bag	-	Bag	Active	BNC to SMA	BNC Plug	Male	Free Hanging (In-Line)	-	SMA Plug	Male	Free Hanging (In-Line)	-	24.00" (609.60mm)	RG-316	50 Ohms	-	50 Ohms	-	Copper	Shielded	-	-
415-0028-M2.0 COAX CBL BNC TO SMA 6.6' Cinch Connectivity Solutions Johnson	532 In Stock	1 : £19.38000 Bulk	-	Bulk	Active	BNC to SMA	BNC Plug	Male	Free Hanging (In-Line)	-	SMA Plug	Male	Free Hanging (In-Line)	-	78.7" (2.0m) 6.6'	RG-316	50 Ohms	50 Ohms	50 Ohms	4 GHz	Copper	Shielded	-	-
27480 SMA TO BNC MALE CABLE - 1M (RG31 SparkFun Electronics	218 In Stock	1 : £8.06000 Retail Package	-	Retail Package	Active	BNC to SMA	BNC Plug	Male	Free Hanging (In-Line)	-	SMA Plug	Male	Free Hanging (In-Line)	-	39.4" (1.0m) 3.3'	RG-316	50 Ohms	-	50 Ohms	-	Brown	-	-	-

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Choosing a Coax Cable

Choosing the right coax cable starts with understanding how construction affects performance. A cable’s copper core, dielectric, shielding, impedance, and connector type all directly influence signal loss, attenuation, and overall RF reliability. Traditional consumer formats like RG-59, RG-6, and RG-11 remain common, RG-59 for short runs, RG-6 for balanced broadband use, and RG-11 for long-distance, high-bandwidth or high-frequency applications. However, modern designs increasingly rely on smaller coax types (e.g., 1.13 mm, 1.32 mm, 1.37 mm micro-coax) for Wi-Fi antennas, cellular modems, Bluetooth modules, and GNSS/GPS receivers, where flexibility and compact size matter just as much as electrical performance.

In these compact RF systems, the right connector pairing is critical. Pre-assembled cables often use U.FL, IPEX, MMCX, SMA, RP-SMA, or QMA connectors to ensure proper impedance matching and minimal reflection losses at high frequencies. These assemblies are optimized for embedded radios, IoT devices, access points, and router upgrades offering low-profile routing while still maintaining controlled attenuation and shielding effectiveness across GHz bands.

Finished and pre-assembled coaxial cables simplify installation by providing factory-tested performance and correctly matched connectors, whether you’re installing an outdoor RG-11 feed, running standard RG-6 for TV/data, or connecting a compact U.FL-to-SMA jumper for a cellular or GPS module. When choosing a cable, consider run length, operating frequency, environment, connector compatibility, and how much signal loss your system can tolerate. These factors ensure you select the right solution, from flexible micro-coax jumpers for embedded antennas to rugged coax assemblies for long-range, high-power RF links.