| Type | HF78F | |
| Coil voltage form | DC | |
| Coil voltage | 12, 5, 11, 3, 24, 36, 6 | |
| Contact arrangement | 1 Form A | |
| Contact version | single contact | |
| Terminal type | PCB&QC | |
| Mounting | PCB THT | |
| Construction | Flux proofed | |
| Terminals | 3.5mm | |
| Coil power | Standard | |
| Sort | Single side stable | |
| Contact capacity | AgSnO2, AgCdO | |
| Insulation standard | F Class | |
| Packing method | Inhalation packaging | |
| Rated voltage(V) | 250Va.c. | |
| Coil power | 0.54 | |
| Dielectric strength (between coil & contacts) (VAC 1min) | 4000VAC 1min | |
| Operate time(ms) | ≤15 | |
| Release time(ms) | ≤5 | |
| Coil resistance(Ω) | 003:17.2×(1±10%) 005:47.7×(1±10%) 006:68.8×(1±10%) 011:231×(1±10%) 012:270×(1±10%) 024:1100×(1±10%) 036:2475×(1±10%) |