Product Number: 1671B

50 Ohm Microwave, RG405 Commercial non-QPL Product, 24 AWG SPC Coax, Unjacketed

50 Ohm, RG-405/U type , 24 AWG solid .020" silver-plated copper conductor, PTFE insulation, copper-tin composite shield (100% coverage), unjacketed.

Availability: Global
Status: Active
Orderable items: 1

Ships from and sold by A5 IT.

Part numbers

1671B is a product family. Each item number below is a separate orderable part — colour, put-up and length differ.

Item #	Color	Put-Up Type	Length	UPC	Order
1671B TIN500	Tin	Reel	500 ft	612825120308	Order online

Specifications

Product Overview

Suitable Applications	Microwave

Physical Characteristics (Overall)

Conductor Count	1

Conductor

AWG	24
Stranding	Solid
Material	SC - Silvered Copper
Nominal Diameter	0.02 in
No. of Coax	1

Insulation

Material	PTFE - Polytetrafluoroethylene
Material Trade Name	Teflon®
Nominal Diameter	0.062 in

Outer Shield

Type	Layer	Material	Coverage [%]
Tape	1	Bare Copper (BC)	100%
Braid	2	Tinned Copper (TC + Tin Filled)	100%

Outer Jacket

Material	No Jacket

Electrical Characteristics

Electrical Characteristics Notes	VSWR limit is a continuous sloping line from 500 MHz to 20 GHz

Conductor DCR

Nominal Conductor DCR	25.7 Ohm/1000ft
Outer Conductor DCR	10.2 Ohm/1000ft

Capacitance

Nom. Capacitance Conductor to Shield	29.5 pF/ft

Inductance

Nominal Inductance	0.07 μH/ft

Impedance

Nominal Characteristic Impedance	50 Ohm

High Frequency (Nominal/Typical)

Frequency [MHz]	Nom. Insertion Loss
500 MHz	15 dB/100ft
1000 MHz	22.5 dB/100ft
2000 MHz	32.8 dB/100ft
3000 MHz	41.2 dB/100ft
5000 MHz	54.9 dB/100ft
7000 MHz	66.4 dB/100ft
10000 MHz	81.2 dB/100ft
15000 MHz	102 dB/100ft
18000 MHz	113 dB/100ft
20000 MHz	120 dB/100ft

Delay

Nominal Delay	1.46 ns/ft
Nominal Velocity of Propagation (VP) [%]	70%

High Frequency

Frequency [MHz]	Max. Insertion Loss (Attenuation)
500 MHz	17 dB/100ft
1000 MHz	24.9 dB/100ft
2000 MHz	36.5 dB/100ft
3000 MHz	45.7 dB/100ft
5000 MHz	60.5 dB/100ft
7000 MHz	72.9 dB/100ft
10000 MHz	88.7 dB/100ft
15000 MHz	110.9 dB/100ft
18000 MHz	122.7 dB/100ft
20000 MHz	130 dB/100ft

Power Rating

Frequency [MHz]	Max. Power Rating [W]
500 MHz	180 W
1,000 MHz	119 W
2,000 MHz	79 W
3,000 MHz	62 W
5,000 MHz	46 W
7,000 MHz	37 W
10,000 MHz	30 W
15,000 MHz	24 W
18,000 MHz	21 W
20,000 MHz	20 W

Voltage

Non-UL Voltage Rating	1500 V RMS
UL Voltage Rating	30 V RMS (UL AWM Style 10245)

VSWR

Frequency [MHz]	Max. VSWR
500 MHz	1.1:1
1000 MHz	1.11:1
3000 MHz	1.13:1
7000 MHz	1.17:1
15000 MHz	1.25:1
20000 MHz	1.3:1

Temperature Range

Non-UL Temp Rating	200°C
Operating Temperature Range	-70°C To +200°C

Mechanical Characteristics

Bulk Cable Weight	11 lbs/1000ft
Maximum Recommended Pulling Tension	26 lbs
Minimum Bend Radius During Installation	0.125 in
Minimum Bend Radius During Operation	.375 in
Min Flexing Radius	0.375 in

Standards

RG Type	405
Qualified Products List	No

Applicable Environmental and Other Programs

Environmental Space	Indoor/Outdoor
EU Directive 2000/53/EC (ELV)	Yes
EU Directive 2003/11/EC (BFR)	Yes
EU Directive 2011/65/EU (RoHS 2)	Yes
EU Directive 2012/19/EU (WEEE)	Yes
EU Directive Compliance	EU Directive 2003/11/EC (BFR)
EU CE Mark	No
MII Order #39 (China RoHS)	Yes

Suitability

Suitability - Aerial	No
Suitability - Burial	No
Suitability - Hazardous Locations	No
Suitability - Indoor	Yes
Suitability - Outdoor	Yes

Plenum/Non-Plenum

Plenum (Y/N)	No

Related Part Numbers

Footnote	E - MAY CONTAIN MORE THAN 1 PIECE. MINIMUM LENGTH OF ANY ONE PIECE IS 25'.

Product Notes

Notes	Commercial non-QPL product

History

Update and Revision	Revision Number: 0.425 Revision Date: 02-20-2026

Resources

Belden 1671B technical datasheet Low Loss Coax DAS Application Guide Ranplan Design iBwave Design IBWave and Ranplan Instructions The Future is Bringing DAS to your Building 12 GHz Exploring—4K Coax Cable Technology

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