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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 (PEN) Filter the results in the table by unit price based on your quantity.	Qty.
Attenuators - Interconnects FXD ATTEN 5W N F/M 7dB RoHS BW-N7W5+ Mini-Circuits 1: S/ 459.32 5In Stock	Mfr. Part # BW-N7W5+ Mouser Part # 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	S/ 459.32 S/ 459.28	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN / SMA /10dB 20W RoHS BW-S10W20+ Mini-Circuits 1: S/ 926.88 20In Stock 20Expected 10/26/2026	Mfr. Part # BW-S10W20+ Mouser Part # 139-BW-S10W20	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / SMA /10dB 20W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	20In Stock 20Expected 10/26/2026	S/ 926.88 S/ 921.32 View Quote	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 5DB RoHS BW-K5-2W44+ Mini-Circuits 1: S/ 1,119.05 19In Stock	Mfr. Part # BW-K5-2W44+ Mouser Part # 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	S/ 1,119.05 S/ 1,118.90 S/ 1,118.86 View Quote	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN 2W 2.92mm-M 10dBRoHS BW-KM10-2W44+ Mini-Circuits 1: S/ 1,119.09 10In Stock	Mfr. Part # BW-KM10-2W44+ Mouser Part # 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	S/ 1,119.09 S/ 1,119.05	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN 5W N F/M 1dB RoHS BW-N1W5+ Mini-Circuits 1: S/ 420.20 5In Stock 50Expected 2/22/2027	Mfr. Part # BW-N1W5+ Mouser Part # 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 2/22/2027	S/ 420.20	Min.: 1 Mult.: 1
Attenuators - Interconnects 5 dB Fixed Attenuator, DC - 50000 MHz, 50 Ohm BW-V5-1W54+ Mini-Circuits 1: S/ 1,707.87 6In Stock	Mfr. Part # BW-V5-1W54+ Mouser Part # 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	S/ 1,707.87 S/ 1,707.83 Quote Quote	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN / SMA / 1dB 5W RoHS BW-S1W5+ Mini-Circuits 1: S/ 330.20 12In Stock 30Expected 10/26/2026	Mfr. Part # BW-S1W5+ Mouser Part # 139-BW-S1W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / SMA / 1dB 5W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	12In Stock 30Expected 10/26/2026	S/ 330.20 S/ 321.68 S/ 316.11	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN / SMA / 12dB 5W RoHS BW-S12W5+ Mini-Circuits 1: S/ 321.64 3In Stock 50Expected 2/15/2027	Mfr. Part # BW-S12W5+ Mouser Part # 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 2/15/2027	S/ 321.64	Min.: 1 Mult.: 1
Attenuators - Interconnects 6 dB Fixed Attenuator, DC to 110 GHz, 50? BW-W6-0.5W114+ Mini-Circuits 1: S/ 14,154.57 3In Stock New Product	Mfr. Part # BW-W6-0.5W114+ Mouser Part # 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	S/ 14,154.57	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 20DB RoHS BW-K20-2W44+ Mini-Circuits 1: S/ 1,143.50 66In Stock	Mfr. Part # BW-K20-2W44+ Mouser Part # 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	S/ 1,143.50	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN / SMA / 20dB 5W RoHS BW-S20W5+ Mini-Circuits 1: S/ 321.64 293In Stock	Mfr. Part # BW-S20W5+ Mouser Part # 139-BW-S20W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN / SMA / 20dB 5W RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	293In Stock	S/ 321.64	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN 2W SMA F/M 2dB RoHS BW-S2W2+ Mini-Circuits 1: S/ 211.99 281In Stock 213On Order	Mfr. Part # BW-S2W2+ Mouser Part # 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	281In Stock 213On Order On Order Ship Dates Mfr. #: BW-S2W2+ Stock: 281 Can Ship Immediately On Order: 13 Pending 200 Expected 2/15/2027 Factory Lead-Time: 17 Weeks	S/ 211.99	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN / SMA / 30dB 5W RoHS BW-S30W5+ Mini-Circuits 1: S/ 321.64 72In Stock 235On Order	Mfr. Part # BW-S30W5+ Mouser Part # 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. #: BW-S30W5+ Stock: 72 Can Ship Immediately On Order: 95 Expected 11/9/2026 140 Expected 12/28/2026 Factory Lead-Time: 17 Weeks	S/ 321.64	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN /N/20dB 100W RoHS BW-20N100W+ Mini-Circuits 1: S/ 3,417.34 7In Stock	Mfr. Part # BW-20N100W+ Mouser Part # 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	S/ 3,417.34	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN /N/40dB 120W RoHS BW-40N100W+ Mini-Circuits 1: S/ 3,899.74 7In Stock	Mfr. Part # BW-40N100W+ Mouser Part # 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	S/ 3,899.74	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN 1W 1.85mm 10dB RoHS BW-E10-1W653+ Mini-Circuits 1: S/ 2,351.30 6In Stock	Mfr. Part # BW-E10-1W653+ Mouser Part # 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	S/ 2,351.30	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 1DB RoHS BW-K1-2W44+ Mini-Circuits 1: S/ 1,143.50 27In Stock	Mfr. Part # BW-K1-2W44+ Mouser Part # 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	S/ 1,143.50	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 10DB RoHS BW-K10-2W44+ Mini-Circuits 1: S/ 1,143.50 7In Stock 70On Order	Mfr. Part # BW-K10-2W44+ Mouser Part # 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. #: BW-K10-2W44+ Stock: 7 Can Ship Immediately On Order: 20 Expected 12/21/2026 50 Expected 1/27/2027 Factory Lead-Time: 17 Weeks	S/ 1,143.50	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 2DB RoHS BW-K2-2W44+ Mini-Circuits 1: S/ 1,143.50 17In Stock	Mfr. Part # BW-K2-2W44+ Mouser Part # 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	S/ 1,143.50	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 3DB RoHS BW-K3-2W44+ Mini-Circuits 1: S/ 1,143.50 22In Stock 50Expected 12/21/2026	Mfr. Part # BW-K3-2W44+ Mouser Part # 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 12/21/2026	S/ 1,143.50	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN/2.92MM/ 2W 6DB RoHS BW-K6-2W44+ Mini-Circuits 1: S/ 1,143.50 27In Stock 30Expected 2/15/2027	Mfr. Part # BW-K6-2W44+ Mouser Part # 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 2/15/2027	S/ 1,143.50	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN /N / 10dB 50W RoHS BW-N10W50+ Mini-Circuits 1: S/ 1,962.75 12In Stock	Mfr. Part # BW-N10W50+ Mouser Part # 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	S/ 1,962.75 S/ 1,962.52 View Quote	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN 5W N F/M 30dB RoHS BW-N30W5+ Mini-Circuits 1: S/ 433.35 19In Stock 40Expected 11/9/2026	Mfr. Part # BW-N30W5+ Mouser Part # 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 11/9/2026	S/ 433.35 S/ 420.20	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN / N / 3dB 20W RoHS BW-N3W20+ Mini-Circuits 1: S/ 993.21 13In Stock	Mfr. Part # BW-N3W20+ Mouser Part # 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	S/ 993.21	Min.: 1 Mult.: 1
Attenuators - Interconnects FXD ATTEN 5W N F/M 3dB RoHS BW-N3W5+ Mini-Circuits 1: S/ 424.83 61In Stock	Mfr. Part # BW-N3W5+ Mouser Part # 139-BW-N3W5	Mini-Circuits	Attenuators - Interconnects FXD ATTEN 5W N F/M 3dB RoHS Learn More about Mini-Circuits mini circuits bw fixed attenuators	Datasheet	61In Stock	S/ 424.83 S/ 420.20	Min.: 1 Mult.: 1

BW 50Ω Coaxial Precision Fixed Attenuators

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BW 50Ω Coaxial Precision Fixed Attenuators

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