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| Part Number | ERZ-C40CK821B |
| Datasheet | ERZ-C40CK821B datasheet |
| Description | VARISTOR 820V 30KA DISC 40MM |
| Manufacturer | Panasonic Electronic Components |
| Series | ZNR® |
| Part Status | Active |
| Maximum AC Volts | 510V |
| Maximum DC Volts | 670V |
| Varistor Voltage (Min) | 738V |
| Varistor Voltage (Typ) | 820V |
| Varistor Voltage (Max) | 902V |
| Current - Surge | 30kA |
| Energy | 680J |
| Number of Circuits | 1 |
| Capacitance @ Frequency | - |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Features | - |
| Mounting Type | Chassis Mount |
| Package / Case | Disc 40mm, Formed Tabs |