The Walsin SR 751K18ES40F is a metal oxide varistor with a varistor voltage of 825V, suitable for applications with a maximum AC voltage rating of 460V and maximum DC voltage rating of 615V. It features a capacitance of 390pF and a clamping voltage of 1240V, with a maximum surge current of 9000A. The varistor operates within a temperature range of -55°C to 85°C and is designed for through-hole mounting with a terminal pitch of 7.5mm. It is constructed using metal oxide technology and is suitable for overvoltage and ESD protection applications.
| RoHS |
Yes |
| Mounting |
Through Hole |
| Technology |
Metal Oxide |
| Capacitance |
390pF |
| RoHS Version |
2011/65/EU, 2015/863 |
| Terminal Pitch |
7.5mm |
| Clamping Current |
75A |
| Clamping Voltage |
1240V |
| Varistor Voltage |
825V |
| Max AC Voltage Rating |
460V |
| Max DC Voltage Rating |
615V |
| Maximum Surge Current |
9000A |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-55°C |