For load centers No PL0724R and Challenger No S3100RN, commonly used on WNB breakers.
| Dimensions | : | 4 in L x 3.2 in W x 1.2 in H |
| Enclosure Type | : | NEMA 3R |
| Includes | : | Screws |
| Material | : | Cast Iron |
| Nominal Size | : | 1-1/2 in |
| Number of Mounting Holes | : | 4 |
| Suitable For | : | PL0724R, S3100RN Load Centers |