Southwire Type SER, service entrance cable is primarily used to convey power from the service drop to the meter base and from the meter base to the distribution panelboard; however, the cable may be used in all applications where Type SE cable is permitted. SER may be used in wet or dry locations at temperatures not to exceed 90°C. Voltage rating is 600 volts. SE cables are not permitted underground, with or without a raceway, per NEC 338.12(A)(2).
| Cond. Size | 3/0 AWG 3/0 AWG | |
| Conductor Number | 3 3 | |
| Diameter Over Conductor (in) (cm) | 0.456 1.16 | inch cm |
| Cond. Strands | 19 19 | |
| Insulation Thickness (mils) (mm) | 55 1.40 | mils mm |
| Ground Size | 1x1/0 1x1/0 | |
| Num x Neutral Size | 1x1/0 1x1/0 | |
| Jacket Thickness (mils) (mm) | 30 0.76 | mils mm |
| Approx. OD (in) (cm) | 1.462 3.71 | inch cm |
| Approx. Weight (lbs/1000') (kgs/km) | 2149 3198 | lbs/1000' kgs/km |