The RHH RHW USE-2 cables are used with conduit as specified in the National Electrical Code. When used as Type USE-2, conductors are suitable for use as underground service entrance conductors for direct burial at conductor temperatures not to exceed 90°C. When used as RHW-2 or USE-2, conductor temperatures shall not exceed 90°C in wet or dry locations. Voltage rating for RHW-2 or RHH or USE-2 conductors is 600 volts. If you are looking for a type of UL certified cable, this product is designed to meet the highest standards for electrical safety and performance.

ASTM B800 and either B801 or B836 (SIW)
UL 44 for RHH or RHW-2
UL 854 for USE-2
Federal Specification A-A-59544
National Electrical Code, NFPA 70
Zetastone Cable provides top-tier RHW-2 wire and various types of RHW-2 cables, and we guarantee that all our cables meet rigorous industry standards for durability and performance.
Conductor | Insulation Thickness (MILS) | O.D. | Net Weight Per 1000’ (LBS) | Allowable Ampacities | |||
Size (AWG/KCMIL) | Strand Nos | 60°C | 75°C | 90°C | |||
6 | 7 | 60 | 283 | 44 | 40 | 50 | 60 |
4 | 7 | 60 | 333 | 64 | 55 | 65 | 75 |
2 | 6 | 60 | 388 | 93 | 75 | 90 | 100 |
1 | 18 | 80 | 459 | 124 | 85 | 100 | 115 |
1/0 | 18 | 80 | 496 | 149 | 100 | 120 | 135 |
2/0 | 18 | 80 | 536 | 180 | 115 | 135 | 150 |
3/0 | 18 | 80 | 583 | 218 | 130 | 155 | 175 |
4/0 | 18 | 80 | 635 | 266 | 150 | 180 | 205 |
250 | 22 | 95 | 710 | 322 | 170 | 205 | 230 |
300 | 35 | 95 | 760 | 377 | 190 | 230 | 255 |
350 | 35 | 95 | 806 | 431 | 210 | 250 | 280 |
400 | 35 | 95 | 849 | 484 | 225 | 270 | 305 |
500 | 35 | 95 | 926 | 590 | 260 | 310 | 350 |
600 | 58 | 110 | 1033 | 718 | 285 | 340 | 385 |
700 | 58 | 110 | 1100 | 829 | 310 | 375 | 420 |
750 | 58 | 110 | 1128 | 876 | 320 | 385 | 435 |
900 | 58 | 110 | 1222 | 1039 | 355 | 425 | 480 |
1000 | 58 | 110 | 1280 | 1138 | 375 | 445 | 500 |
