CU 300V HVAC Wire Unshielded Thermostat Plenum Rated

Southwire #: SPEC10091

CU 300V HDPE Insulation CMP/CL2P PVC Jacket Power Limited Unshielded Thermostat Wire Plenum Rated 75ºC

Priced by quote — copper moves daily (COMEX), so we quote at the current price.

Part numbers in this family (10) ↓

📄 Spec sheet (PDF)

Available sizes & constructions

Cond. Size	Conductor Number	Cond. Strands	Diameter Over Conductor (in)(cm)	Color	Insulation Thickness (mils)(mm)	Jacket Thickness (mils)(mm)	Approx. OD (inches)(cm)	Copper Weight (lbs/1000')(kgs/km)	Approx. Weight (lbs/1000')(kgs/km)	DC Resistance at 25C (ohms/1000')(ohms/km)	AC Resistance at 75C (ohms/1000')(ohms/km)	Min. Bend Radius (in)(cm)
18 AWG18 AWG	22	SolidSolid	0.0400.10	BK, RDBK, RD	50.13	150.38	0.1440.37	1015	1624	6.6699.92	8.03511.96	0.61.52	555020523
18 AWG18 AWG	33	SolidSolid	0.0400.10	BK, RD, WEBK, RD, WE	50.13	150.38	0.1530.39	1522	2233	6.6699.92	8.03511.96	0.61.52	555030523
18 AWG18 AWG	44	SolidSolid	0.0400.10	BK, RD, WE, GNBK, RD, WE, GN	50.13	150.38	0.1680.43	2030	2842	6.6699.92	8.03511.96	0.71.78	555040406
18 AWG18 AWG	55	SolidSolid	0.0400.10	BK, RD, WE, GN, BNBK, RD, WE, GN, BN	50.13	150.38	0.1880.48	80119	3552	6.6699.92	8.03511.96	0.82.03	555050423
18 AWG18 AWG	66	SolidSolid	0.0400.10	BK, RD, WE, GN, BN, BEBK, RD, WE, GN, BN, BE	50.13	150.38	0.2060.52	3045	4263	6.6699.92	8.03511.96	0.82.03	555060406
18 AWG18 AWG	88	SolidSolid	0.0400.10	BK, RD, WE, GN, BN, BE, OE, YWBK, RD, WE, GN, BN, BE, OE, YW	50.13	150.38	0.2240.57	4060	5480	6.6699.92	8.03511.96	0.92.29	555080406
18 AWG18 AWG	1010	SolidSolid	0.0400.10	BK, RD, WE, GN, BN, BE, OE, YW, PE, GYBK, RD, WE, GN, BN, BE, OE, YW, PE, GY	50.13	150.38	0.2640.67	4973	68101	6.6699.92	8.03511.96	1.12.79	555100423

Part numbers in this family (10)

By size:

Southwire #	Description	Construction	Conductor Color	Packaging
18 AWG · 2 conductors (1)
555020523	18 SOL CU 2/C N/S CMP/CL2P PVC-LS WHITE 500 FT	18 AWG 2C SOL	BLACK/RED	500 FT SPOOL IN A CARTON
18 AWG · 3 conductors (1)
555030523	18 SOL CU 3/C N/S CMP/CL2P PVC-LS WHITE 500 FT	18 AWG 3C SOL	BLACK/RED/WHITE	500 FT SPOOL IN A CARTON
18 AWG · 4 conductors (2)
555040406	18 SOL CU 4/C N/S CMP/CL2P PVC-LS LIGHT BLUE 250 FTMATERIAL BLOCKED OBSOLETE.NO REPLACEMENT MATERIAL #	18 AWG 4C SOL	BLACK/RED/WHITE/GREEN	250 FT CARTON
555040423	18 SOL CU 4/C N/S CMP/CL2P PVC-LS WHITE 250 FT	18 AWG 4C SOL	BLACK/RED/WHITE/GREEN	250 FT SPOOL IN A CARTON
18 AWG · 5 conductors (1)
555050423	18 SOL CU 5/C N/S CMP/CL2P PVC-LS WHITE 250 FT	18 AWG 5C SOL	BLACK/RED/WHITE/GREEN/BROWN	250 FT SPOOL IN A CARTON
18 AWG · 6 conductors (2)
555060406	18 SOL CU 6/C N/S CMP/CL2P PVC-LS LIGHT BLUE 250 FTMATERIAL BLOCKED OBSOLETE.NO REPLACEMENT MATERIAL #	18 AWG 6C SOL	BLACK/RED/WHITE/GREEN/BROWN/BLUE	250 FT CARTON
555060423	18 SOL CU 6/C N/S CMP/CL2P PVC-LS WHITE 250 FT	18 AWG 6C SOL	BLACK/RED/WHITE/GREEN/BROWN/BLUE	250 FT SPOOL IN A CARTON
18 AWG · 8 conductors (2)
555080406	18 SOL CU 8/C N/S CMP/CL2P PVC-LS LIGHT BLUE 250 FTMATERIAL BLOCKED OBSOLETE.NO REPLACEMENT MATERIAL #	18 AWG 8C SOL	BLACK/RED/WHITE/GREEN/BROWN/BLUE/ORANGE/YELLOW	250 FT CARTON
555080423	18 SOL CU 8/C N/S CMP/CL2P PVC-LS WHITE 250 FT	18 AWG 8C SOL	BLACK/RED/WHITE/GREEN/BROWN/BLUE/ORANGE/YELLOW	250 FT SPOOL IN A CARTON
18 AWG · 10 conductors (1)
555100423	18 SOL CU 10/C N/S CMP/CL2P PVC-LS WHITE 250 FT	18 AWG 10C SOL	BLACK/RED/WHITE/GREEN/BROWN/BLUE/ORANGE/YELLOW/PURPLE/GRAY	250 FT SPOOL IN A CARTON

Application & features

Thermostat Wire is a class 2 power-limited circuit cable for use in thermostat control applications from floor to floor and up access shafts without conduit

300 Voltage

ETL Listed Meets UL 444 Type CMP

ETL Listed Meets UL 1424

ETL Listed Meets UL 13 Type CL2P/li>

CSA FT6

Standards & references

ASTM B3 Soft or Annealed Copper Wire
UL 13 Power-Limited Circuit Cables
UL 444 CMP/CL2P
RoHS-3 Complies with Latest Directive