Part # Type  Shielding  Voltage  AWG  # of Elements  Jacket Material  Jacket Diameter  Applicable Specifications 
1181/50C Conductor  UNSHIELDED  300  22  50  PVC  0.478  CA Prop 65, CSA CMG, CSA FT4, UL AWM 2576, UL CM, UL VW-1 
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 Diameters (In)
1) Component 1 50 X 1 COND 
a) Conductor 22 (7/30) AWG TC 0.030
b) Insulation 0.010" Wall, Nom. PVC 0.050
(1) Color Code Alpha Wire Color Code D
Cond Color Cond Color Cond Color
1 BLACK 18 WHITE/GREEN35 WHITE/RED/RED
2 RED 19 WHITE/YELLOW36 WHITE/RED/GREEN
3 WHITE 20 WHITE/BLUE37 WHITE/RED/BLUE
4 GREEN 21 WHITE/BROWN38 WHITE/RED/BROWN
5 ORANGE 22 WHITE/ORANGE39 WHITE/RED/VIOLET
6 BLUE 23 WHITE/SLATE40 WHITE/GREEN/BLACK
7 BROWN 24 WHITE/VIOLET41 WHITE/GREEN/RED
8 YELLOW 25 WHITE/BLACK/RED42 WHITE/GREEN/GREEN
9 VIOLET 26 WHITE/BLACK/GREEN43 WHITE/GREEN/BLUE
10 SLATE 27 WHITE/BLACK/YELLOW44 WHITE/GREEN/BROWN
11 PINK 28 WHITE/BLACK/BLUE45 WHITE/GREEN/VIOLET
12 TAN 29 WHITE/BLACK/BROWN46 WHITE/BLUE/BLACK
13 RED/GREEN 30 WHITE/BLACK/ORANGE47 WHITE/BLUE/RED
14 RED/YELLOW 31 WHITE/BLACK/SLATE48 WHITE/BLUE/GREEN
15 RED/BLACK 32 WHITE/BLACK/VIOLET49 WHITE/BLUE/BLUE
16 WHITE/BLACK 33 WHITE/BLACK/BLACK50 WHITE/BLUE/BROWN
17 WHITE/RED 34 WHITE/RED/BLACK 
2) Cable Assembly 50 Components Cabled 
a) Twists: 2.0 Twists/foot (min) 
3) Jacket 0.035" Wall, Nom.,PVC0.478 (0.503 Max.)
a) Color(s) SLATE
b) Print ALPHA WIRE-* P/N 1181/50C 50C 22 AWG
75C (UL) TYPE CM OR AWM 2576 --- LLXXXXXX
CSA TYPE CMG FT4 CE ROHS
* = Factory Code
[Note: Product may have c(UL) or CSA markings depending upon plant of manufacture.]
1) UL AWM/STYLE 2576 80°C / 150 VRMS
 CM 75°C
 VW-1 
2) CSA International CMG 60°C
 FT4 
3) CE:EU Low Voltage Directive 2006/95/EC
1) CE: EU Directive 2011/65/EU(RoHS2), EU Directive 2015/863/EU (RoHS3):
 This product complies with European Directive 2011/65/EU (RoHS Directive) of the European Parliament and of the Council of 8 June 2011 and the amending Directive 2015/863/EU of 4 June 2015 . No Exemptions are required for RoHS Compliance on this item. Consult Alpha Wire's web site for RoHS C of C.
2) REACH Regulation (EC 1907/2006):
 This product does not contain Substances of Very High Concern (SVHC) listed on the European Union's REACH candidate list in excess of 0.1% mass of the item. For up-to-date information, please see Alpha's REACH SVHC Declaration.
3) California Proposition 65:Exempt from warning labels based on the Consent Judgment. Please see Alpha's CA Prop 65 Statement for more information.
Physical & Mechanical Properties
1) Temperature Range-20 to 80°C
2) Bend Radius 10X Cable Diameter
3) Pull Tension 275 Lbs, Maximum
Electrical Properties(For Engineering purposes only)
1) Voltage Rating 300 VRMS
2) Capacitance 33 pf/ft @1 kHz, Nominal Conductor to Conductor
3) Inductance0.18 µH/ft, Nominal
4) Conductor DCR16.5 Ω/1000ft @20°C, Nominal
PackagingFlange x Traverse x Barrel (inches)
a) 1000 FT 24 x 14 x 12 Continuous length
b) 500 FT 18 x 12 x 8 Continuous length
c) 100 FT 16 x 11 x 8 Continuous length
 [Spool dimensions may vary slightly]

Communication and Control Cable:

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Our line-up of standard communication and control cables gives you maximum choice and fewer tradeoffs. By offering you a comprehensive collection of insulation/jacketing materials, shielding options, and conductor counts, you can easily select the cable that meets your most demanding needs. We have cables that go beyond the ordinary to satisfy rigorous requirements of EMI performance, transmission distances, flexibility, and temperature extremes.

Communication and Control Typical applications:

  • Audio systems: speakers, microphones, intercoms

  • Broadcast and studio

  • Data transmission: RS-232, 422, 485

  • CAD/CAM

  • Computer peripherals

  • Business machines

  • Security systems: alarms, cameras, sensors

  • Control systems

  • Instrumentation systems

  • Point-of-sale systems

  • Banking systems

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