Belden Store
1855A

Product Number: 1855A

75 Ohm SDI Coax, Mini RG-59, 23 AWG Solid BC, Foil + 95% TC Braid, PVC Jkt, CMR

75 Ohm SDI Coax, Mini RG-59, 23 AWG Solid Bare Copper Conductor, PE Insulation, Foil + 95% Tinned Copper Braid Shield, PVC Jacket, CMR

Availability
Global
Status
Active
Orderable items
30

Ships from and sold by A5 IT.

Part numbers

1855A is a product family. Each item number below is a separate orderable part — colour, put-up and length differ.

Item #ColorPutup TypeLengthUPCOrder
1855A 010500BlackReel500 ft612825356950Order online
1855A 0101000BlackReel1,000 ft612825358503Order online
1855A 010N1000BlackReel w/Small Barrel1,000 ft—Order online
1855A 010Z1000BlackReelTuff Box1,000 ft612825434993Order online
1855A 0105000BlackReel5,000 ft612825436126Order online
1855A 0061000Blue, LightReel1,000 ft612825358459Order online
1855A 006N1000Blue, LightReel w/Small Barrel1,000 ft—Order online
1855A 006Z1000Blue, LightReelTuff Box1,000 ft612825434955Order online
1855A 0011000BrownReel1,000 ft612825356851Order online
1855A 001N1000BrownReel w/Small Barrel1,000 ft—Order online
1855A 0081000GrayReel1,000 ft612825358510Order online
1855A 008N1000GrayReel w/Small Barrel1,000 ft—Order online
1855A N3U1000Green, MilReel1,000 ft612825358480Order online
1855A N3UN1000Green, MilReel w/Small Barrel1,000 ft—Order online
1855A N3UZ1000Green, MilReelTuff Box1,000 ft612825435006Order online
1855A N3U5000Green, MilReel5,000 ft612825436133Order online
1855A 0031000OrangeReel1,000 ft612825356844Order online
1855A 003N1000OrangeReel w/Small Barrel1,000 ft—Order online
1855A 0021000RedReel1,000 ft612825358473Order online
1855A 002N1000RedReel w/Small Barrel1,000 ft—Order online
1855A 002Z1000RedReelTuff Box1,000 ft612825434917Order online
1855A 0071000VioletReel1,000 ft612825356837Order online
1855A 007N1000VioletReel w/Small Barrel1,000 ft—Order online
1855A 007Z1000VioletReelTuff Box1,000 ft612825434962Order online
1855A 0075000VioletReel5,000 ft612825436089Order online
1855A 0091000WhiteReel1,000 ft612825358497Order online
1855A 009N1000WhiteReel w/Small Barrel1,000 ft—Order online
1855A 0041000YellowReel1,000 ft612825358466Order online
1855A 004N1000YellowReel w/Small Barrel1,000 ft—Order online
1855A 0045000YellowReel5,000 ft612825436065Order online

Specifications

Product Overview

Suitable ApplicationsDigital Video, 6 Gb/s UHDTV, HD-SDI 1080p

Construction Details

RG TypeMini 59
Overall Cable Diameter (Nominal)0.159 in (4.04 mm)

Conductor

Size23 AWG
StrandingSolid
Nom. Diameter0.023 in
MaterialBC - Bare Copper

Insulation

MaterialPE - Polyethylene (Foam)
Nom. Insulation Diameter0.102 in (2.59 mm)
Color CodeWhite

Outer Shield

LayerOuter Shield TypeMaterialMaterial Trade NameCoverage
1TapeTri-Laminate (Alum+Poly+Alum)Duofoil®100%
2BraidTinned Copper (TC)95%

Outer Jacket

MaterialPVC - Polyvinyl Chloride
Nom. Diameter0.159 in (4.04 mm)

Electrical Characteristics

Return Loss

FrequencyMin. Return Loss
5 - 1600 MHz23 dB
1600 - 4500 MHz21 dB
4500 - 6000 MHz15 dB

Attenuation

FrequencyNom. Attenuation
1 MHz0.39 dB/100ft
3.58 MHz0.78 dB/100ft
5 MHz0.92 dB/100ft
6 MHz1.00 dB/100ft
7 MHz1.08 dB/100ft
10 MHz1.2 dB/100ft
12 MHz1.3 dB/100ft
25 MHz1.8 dB/100ft
67.5 MHz2.83 dB/100ft
71.5 MHz2.93 dB/100ft
88.5 MHz3.22 dB/100ft
100 MHz3.39 dB/100ft
135 MHz3.84 dB/100ft
143 MHz4.00 dB/100ft
180 MHz4.41 dB/100ft
270 MHz5.44 dB/100ft
360 MHz6.34 dB/100ft
540 MHz7.85 dB/100ft
720 MHz9.15 dB/100ft
750 MHz9.31 dB/100ft
1000 MHz10.89 dB/100ft
1500 MHz13.38 dB/100ft
2000 MHz15.64 dB/100ft
2250 MHz16.68 dB/100ft
3000 MHz19.65 dB/100ft
4500 MHz24.35 dB/100ft
6000 MHz28.97 dB/100ft

Electricals

Nom. Conductor DCR20.1 Ohm/1000ft (65.9 Ohm/km)
Nom. Outer Shield DCR3.7 Ohm/1000ft (12 Ohm/km)
Nom. Capacitance Cond-to-Shield16.3 pF/ft (53.5 pF/m)
Nom. Characteristic Impedance75 Ohm
Nom. Velocity of Prop.82%

Voltage

UL Voltage Rating300 V (CMR, CMG)

Mechanical Characteristics

Max. Pull Tension33 lbs (15 kg)
Bulk Cable Weight17 lbs/1000ft (25 kg/km)

Temperature

UL Temperature75°C
Operating-30°C to +75°C

Bend Radius

Installation Min.1.6 in (41 mm)

Standards and Compliance

Environmental SuitabilityIndoor/Outdoor, Indoor, UV Resistance, Aerial - Black only, When supported by messenger wire
SustainabilityCA Prop 65
Flammability / Reaction to FireUL1666 Vertical Shaft
CPR ComplianceCPR Euroclass: Eca; CPR UKCA Class: Eca
NEC / UL ComplianceCMR
CEC / C(UL) ComplianceCMG.
European Directive ComplianceEU CE Mark, EU Directive 2015/863/EU (RoHS 2 amendment), REACH, EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE)
UK Regulation ComplianceUKCA Mark
APAC ComplianceChina RoHS II (GB/T 26572-2011)
Plenum Number1855P

History

Update and RevisionRevision Number: 0.613 Revision Date: 05-27-2026
FootnoteC - CRATE REEL PUT-UP.

Resources

Related coaxial video cable