Attenuators - Interconnects – Mouser United Kingdom

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BW 50Ω Coaxial Precision Fixed Attenuators

Mini-Circuits BW 50Ω Coaxial Precision Fixed Attenuators feature a wide range of frequencies and a maximum input power range of 0.5W to 100W. These attenuators feature precise attenuation and excellent voltage standing wave ratios (VSWR). Mini-Circuits BW 50Ω Coaxial Precision Fixed Attenuators are available with a variety of connector types. Typical applications include instrumentation, matching, test and measurement, optical communications, high-speed data systems, and test setups.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Connector Type	Frequency Range	Maximum Attenuation	Power Rating	Gender	Impedance	VSWR	Tolerance	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
Attenuators - Interconnects FXD ATTEN 5W N F/M 7dB RoHS BW-N7W5+ Mini-Circuits 1: £88.59 5In Stock	Mfr. Part No. BW-N7W5+ Mouser Part No 139-BW-N7W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN 5W N F/M 7dB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	5In Stock	£88.59 £88.58	Min.: 1 Mult.: 1											BW
Attenuators - Interconnects FXD ATTEN / SMA /10dB 20W RoHS BW-S10W20+ Mini-Circuits 1: £178.77 13In Stock 20On Order	Mfr. Part No. BW-S10W20+ Mouser Part No 139-BW-S10W20	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / SMA /10dB 20W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	13In Stock 20On Order	£178.77 £177.70 View Quote	Min.: 1 Mult.: 1	SMA	0 Hz to 18 GHz	11 dB	20 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN 2W 2.92mm-M 10dBRoHS BW-KM10-2W44+ Mini-Circuits 1: £224.48 10In Stock	Mfr. Part No. BW-KM10-2W44+ Mouser Part No 139-BW-KM10-2W44	Mini-Circuits	Attenuators - Interconnects FXD ATTEN 2W 2.92mm-M 10dBRoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	10In Stock	£224.48	Min.: 1 Mult.: 1	2.92 mm	0 Hz to 40 GHz	10 dB	2 W	Plug (Male)	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 5DB RoHS BW-K5-2W44+ Mini-Circuits 1: £220.77 19In Stock	Mfr. Part No. BW-K5-2W44+ Mouser Part No 139-BW-K5-2W44	Mini-Circuits	Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 5DB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	19In Stock	£220.77	Min.: 1 Mult.: 1	2.92 mm	0 Hz to 40 GHz	6.2 dB	2 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN / SMA / 12dB 5W RoHS BW-S12W5+ Mini-Circuits 1: £62.09 3In Stock 50Expected 15/02/2027	Mfr. Part No. BW-S12W5+ Mouser Part No 139-BW-S12W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / SMA / 12dB 5W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	3In Stock 50Expected 15/02/2027	£62.09	Min.: 1 Mult.: 1	SMA	0 Hz to 18 GHz	12 dB	5 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN 5W N F/M 1dB RoHS BW-N1W5+ Mini-Circuits 1: £81.12 5In Stock 50Expected 22/02/2027	Mfr. Part No. BW-N1W5+ Mouser Part No 139-BW-N1W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN 5W N F/M 1dB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	5In Stock 50Expected 22/02/2027	£81.12	Min.: 1 Mult.: 1	N	0 Hz to 18 GHz	1 dB	5 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN / SMA / 1dB 5W RoHS BW-S1W5+ Mini-Circuits 1: £63.69 11In Stock 30On Order	Mfr. Part No. BW-S1W5+ Mouser Part No 139-BW-S1W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / SMA / 1dB 5W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	11In Stock 30On Order	£63.69 £62.09	Min.: 1 Mult.: 1	SMA	0 Hz to 18 GHz	1.29 dB	5 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects 5 dB Fixed Attenuator, DC - 50000 MHz, 50 Ohm BW-V5-1W54+ Mini-Circuits 1: £329.41 6In Stock	Mfr. Part No. BW-V5-1W54+ Mouser Part No 139-BW-V5-1W54+	Mini-Circuits	Attenuators - Interconnects 5 dB Fixed Attenuator, DC - 50000 MHz, 50 Ohm Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	6In Stock	£329.41 Quote Quote	Min.: 1 Mult.: 1		0 Hz to 50 GHz	0 dB	1 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW	Bulk
Attenuators - Interconnects 6 dB Fixed Attenuator, DC to 110 GHz, 50? BW-W6-0.5W114+ Mini-Circuits 1: £2,732.84 3In Stock New Product	Mfr. Part No. BW-W6-0.5W114+ Mouser Part No 139-BW-W6-0.5W114+ New Product	Mini-Circuits	Attenuators - Interconnects 6 dB Fixed Attenuator, DC to 110 GHz, 50? Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	3In Stock	£2,732.84	Min.: 1 Mult.: 1		0 Hz to 110 GHz	7.6 dB	500 mW	Male / Female	50 Ohms	1.5:1		- 55 C	+ 100 C	BW	Bulk
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 20DB RoHS BW-K20-2W44+ Mini-Circuits 1: £220.77 66In Stock	Mfr. Part No. BW-K20-2W44+ Mouser Part No 139-BW-K20-2W44	Mini-Circuits	Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 20DB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	66In Stock	£220.77	Min.: 1 Mult.: 1	2.92 mm	0 Hz to 40 GHz	21 dB	2 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW	Tube
Attenuators - Interconnects FXD ATTEN / SMA / 20dB 5W RoHS BW-S20W5+ Mini-Circuits 1: £62.09 286In Stock	Mfr. Part No. BW-S20W5+ Mouser Part No 139-BW-S20W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / SMA / 20dB 5W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	286In Stock	£62.09	Min.: 1 Mult.: 1	SMA	0 Hz to 18 GHz	20.09 dB	5 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN 2W SMA F/M 2dB RoHS BW-S2W2+ Mini-Circuits 1: £40.93 277In Stock 213On Order	Mfr. Part No. BW-S2W2+ Mouser Part No 139-BW-S2W2	Mini-Circuits	Attenuators - Interconnects FXD ATTEN 2W SMA F/M 2dB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	277In Stock 213On Order On Order Ship Dates Mfr. No: BW-S2W2+ Stock: 277 Can Dispatch Immediately On Order: 13 Pending 200 Expected 15/02/2027 Factory Lead Time: 17 Weeks	£40.93	Min.: 1 Mult.: 1	SMA	0 Hz to 18 GHz	2.07 dB	2 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects 3 dB Fixed Attenuator, DC - 26000 MHz, 50? BW-S3-2W263A+ Mini-Circuits 1: £72.06 176In Stock 150Expected 07/12/2026	Mfr. Part No. BW-S3-2W263A+ Mouser Part No 139-BW-S3-2W263A+	Mini-Circuits	Attenuators - Interconnects 3 dB Fixed Attenuator, DC - 26000 MHz, 50? Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	176In Stock 150Expected 07/12/2026	£72.06	Min.: 1 Mult.: 1	SMA	0 Hz to 26 GHz	3.75 dB	2 W	Plug (Male)	50 Ohms			- 55 C	+ 100 C	BW	Bulk
Attenuators - Interconnects FXD ATTEN / SMA / 30dB 5W RoHS BW-S30W5+ Mini-Circuits 1: £62.09 72In Stock 235On Order	Mfr. Part No. BW-S30W5+ Mouser Part No 139-BW-S30W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / SMA / 30dB 5W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	72In Stock 235On Order On Order Ship Dates Mfr. No: BW-S30W5+ Stock: 72 Can Dispatch Immediately On Order: 95 Expected 09/11/2026 140 Expected 28/12/2026 Factory Lead Time: 17 Weeks	£62.09	Min.: 1 Mult.: 1	SMA	0 Hz to 18 GHz	29.59 dB	5 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN /N/20dB 100W RoHS BW-20N100W+ Mini-Circuits 1: £659.79 7In Stock	Mfr. Part No. BW-20N100W+ Mouser Part No 139-BW-20N100W	Mini-Circuits	Attenuators - Interconnects FXD ATTEN /N/20dB 100W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	7In Stock	£659.79	Min.: 1 Mult.: 1	N	0 Hz to 6 GHz	21.5 dB	100 W	Male / Female	50 Ohms		0.65 dB	- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN /N/40dB 120W RoHS BW-40N100W+ Mini-Circuits 1: £752.93 7In Stock	Mfr. Part No. BW-40N100W+ Mouser Part No 139-BW-40N100W	Mini-Circuits	Attenuators - Interconnects FXD ATTEN /N/40dB 120W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	7In Stock	£752.93	Min.: 1 Mult.: 1	N	0 Hz to 4 GHz	40.49 dB	100 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN 1W 1.85mm 10dB RoHS BW-E10-1W653+ Mini-Circuits 1: £453.96 6In Stock	Mfr. Part No. BW-E10-1W653+ Mouser Part No 139-BW-E10-1W653	Mini-Circuits	Attenuators - Interconnects FXD ATTEN 1W 1.85mm 10dB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	6In Stock	£453.96	Min.: 1 Mult.: 1											BW
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 1DB RoHS BW-K1-2W44+ Mini-Circuits 1: £220.77 27In Stock	Mfr. Part No. BW-K1-2W44+ Mouser Part No 139-BW-K1-2W44	Mini-Circuits	Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 1DB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	27In Stock	£220.77	Min.: 1 Mult.: 1	2.92 mm	0 Hz to 40 GHz	1 dB	2 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 10DB RoHS BW-K10-2W44+ Mini-Circuits 1: £220.77 7In Stock 70On Order	Mfr. Part No. BW-K10-2W44+ Mouser Part No 139-BW-K10-2W44	Mini-Circuits	Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 10DB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	7In Stock 70On Order On Order Ship Dates Mfr. No: BW-K10-2W44+ Stock: 7 Can Dispatch Immediately On Order: 20 Expected 21/12/2026 50 Expected 27/01/2027 Factory Lead Time: 17 Weeks	£220.77	Min.: 1 Mult.: 1	2.92 mm	0 Hz to 40 GHz	11 dB	2 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 2DB RoHS BW-K2-2W44+ Mini-Circuits 1: £220.77 17In Stock	Mfr. Part No. BW-K2-2W44+ Mouser Part No 139-BW-K2-2W44	Mini-Circuits	Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 2DB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	17In Stock	£220.77	Min.: 1 Mult.: 1	2.92 mm	0 Hz to 40 GHz	2 dB	2 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 3DB RoHS BW-K3-2W44+ Mini-Circuits 1: £220.77 22In Stock 50Expected 21/12/2026	Mfr. Part No. BW-K3-2W44+ Mouser Part No 139-BW-K3-2W44	Mini-Circuits	Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 3DB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	22In Stock 50Expected 21/12/2026	£220.77	Min.: 1 Mult.: 1	2.92 mm	0 Hz to 40 GHz	3.8 dB	2 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 6DB RoHS BW-K6-2W44+ Mini-Circuits 1: £220.77 27In Stock 30Expected 15/02/2027	Mfr. Part No. BW-K6-2W44+ Mouser Part No 139-BW-K6-2W44	Mini-Circuits	Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 6DB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	27In Stock 30Expected 15/02/2027	£220.77	Min.: 1 Mult.: 1	2.92 mm	0 Hz to 40 GHz	6 dB	2 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN /N / 10dB 50W RoHS BW-N10W50+ Mini-Circuits 1: £390.79 12In Stock	Mfr. Part No. BW-N10W50+ Mouser Part No 139-BW-N10W50	Mini-Circuits	Attenuators - Interconnects FXD ATTEN /N / 10dB 50W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	12In Stock	£390.79	Min.: 1 Mult.: 1	N	0 Hz to 18 GHz	10 dB	50 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN 5W N F/M 30dB RoHS BW-N30W5+ Mini-Circuits 1: £83.58 19In Stock 40Expected 09/11/2026	Mfr. Part No. BW-N30W5+ Mouser Part No 139-BW-N30W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN 5W N F/M 30dB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	19In Stock 40Expected 09/11/2026	£83.58 £81.12	Min.: 1 Mult.: 1	N	0 Hz to 18 GHz		5 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW
Attenuators - Interconnects FXD ATTEN / N / 3dB 20W RoHS BW-N3W20+ Mini-Circuits 1: £191.75 13In Stock	Mfr. Part No. BW-N3W20+ Mouser Part No 139-BW-N3W20	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / N / 3dB 20W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	13In Stock	£191.75	Min.: 1 Mult.: 1	N	0 Hz to 18 GHz	3 dB	20 W	Male / Female	50 Ohms			- 55 C	+ 100 C	BW