Products: Surge protectors for low voltage distribution systems | Brand: JNG Model: JBY1 15kA 275Vac Class II Description: Max voltage: 275 V.c.a. | Max current: 15 kA | Class II | 1 Pole | IP20 | Housing: Fire-resistant thermoplastic. Bar code: 7898488040822. Model | JBY1 20kA 275Vac Class II Description | Max voltage: 275 V.c.a. | Max current: 20 kA | Class II | 1 Pole | IP20 | Housing: Fire-resistant thermoplastic Bar code: 7898488042154