| PartNumber | HRDB1110M | HRDB121 | HRDB120 |
| Description | Time Delay & Timing Relays DELAYONBREAKTIMER | Time Delay & Timing Relays DELAYONBREAKTIMER | Time Delay & Timing Relays DELAYONBREAKTIMER |
| Manufacturer | Littelfuse | Littelfuse | Littelfuse |
| Product Category | Time Delay & Timing Relays | Time Delay & Timing Relays | Time Delay & Timing Relays |
| RoHS | Y | Y | Y |
| Termination Style | SMD/SMT | SMD/SMT | Quick Connect Terminal |
| Relay Contact Form | 1 Form C (SPDT-NO, NC) | 1 Form C (SPDT-NO, NC) | 1 Form C (SPDT-NO, NC) |
| Operating Supply Voltage | 12 VDC | 12 VDC | 12 VDC |
| Timing Range | 0.1 s to 100 m | 0.1 s to 100 m | 0.1 s to 10 s |
| Contact Rating | 30 A | 30 A | 30 A |
| Series | HRDB | HRDB | HRDB |
| Packaging | Bulk | Bulk | Bulk |
| Contact Form | SPDT (1 Form C) | SPDT (1 Form C) | SPDT (1 Form C) |
| Type | Delay On Break Timer | Delay On Break Timer | Delay On Break Timer |
| Brand | Littelfuse | Littelfuse | Littelfuse |
| Product Type | Timing Relays | Timing Relays | Timing Relays |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Relays | Relays | Relays |