Product Number: 1674A

Conformable® Coax, 50 Ohm Microwave, #29, SPCCS, Unjacketed

M17/151 type, 29 AWG solid .011" silver-plated copper-covered steel conductor, TFE Teflon® insulation, copper-tin composite shield (100% coverage), unjacketed.

Availability: Global
Status: Active
Orderable items: 1

Ships from and sold by A5 IT.

Part numbers

1674A 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
1674A TIN1000	Tin	Reel	1,000 ft	612825120490	Order online

Specifications

Physical Characteristics (Overall)

Conductor Count	1

Conductor

AWG	29
Stranding	Solid
Material	SCCS - Silvered Copper Covered Steel
Nominal Diameter	0.011 in
No. of Coax	1

Insulation

Material	PTFE - Polytetrafluoroethylene
Material Trade Name	Teflon®
Nominal Diameter	0.034 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

Conductor DCR

Nominal Conductor DCR	205 Ohm/1000ft
Nominal Conductor DCR Conductor Resistance	205 Ohm/1000ft
Nominal Outer Shield DCR	8 Ohm/1000ft
Outer Conductor DCR	8 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	25 dB/100ft
1000 MHz	36.7 dB/100ft
2000 MHz	53.8 dB/100ft
3000 MHz	67.3 dB/100ft
5000 MHz	89.2 dB/100ft
7000 MHz	107.5 dB/100ft
10000 MHz	130.9 dB/100ft
15000 MHz	163.8 dB/100ft
18000 MHz	181.1 dB/100ft
20000 MHz	192 dB/100ft

Delay

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

Power Rating

Frequency [MHz]	Max. Power Rating [W]
500 MHz	45 W
1,000 MHz	31 W
2,000 MHz	22 W
3,000 MHz	18 W
5,000 MHz	13 W
7,000 MHz	11 W
10,000 MHz	9.3 W
15,000 MHz	7.6 W
18,000 MHz	6.9 W
20,000 MHz	6.5 W

Voltage

Non-UL Voltage Rating	1000 V RMS
UL Voltage Rating	30 V RMS

VSWR

Frequency [MHz]	Max. VSWR
500 MHz	1.16:1
1000 MHz	1.17:1
5000 MHz	1.24:1
10000 MHz	1.33:1
15000 MHz	1.41:1
20000 MHz	1.50:1
18000 MHz	1.50:1
20000 MHz	1.50:1

Temperature Range

Non-UL Temp Rating	200°C
UL Temperature Rating	105°C
Operating Temperature Range	-70°C To +200°C

Mechanical Characteristics

Bulk Cable Weight	3 lbs/1000ft
Maximum Recommended Pulling Tension	20 lbs
Min Bend Radius (Overall)	0.5 in
Minimum Bend Radius During Installation	0.125 in
Min Flexing Radius	0.375 in

Standards

UL AWM Style Compliance	AWM 10245 (30 V 105°C)

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 2015/863/EU (RoHS 2 amendment)	Yes
EU Directive Compliance	EU Directive 2003/11/EC (BFR)
EU CE Mark	No
MII Order #39 (China RoHS)	Yes

Suitability

Suitability - Indoor	Yes
Suitability - Outdoor	Yes

Flammability, LS0H, Toxicity Testing

UL Flammability	Horizontal Wire
UL voltage rating	30 V RMS

Plenum/Non-Plenum

Plenum (Y/N)	No

Product Notes

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

History

Update and Revision	Revision Number: 0.437 Revision Date: 02-20-2026

Resources

Belden 1674A 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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