| Classification | Timer | Timer | Timer | Timer | |
| Specification/Model | TB-35 | TB-38B | SUL181h | E8 | |
| Contact Capacity | AC220V 10A | AC220V 10A | AC220V 16A | AC220V 10A | |
| Full Timing Range | 24h | 24h | 24h | 7m | |
| Contact Resistance | ≥50mΩ | ≥50mΩ | ≥50mΩ | ≥50mΩ | |
| Insulation Resistance | ≤100MΩ | ≤100MΩ | ≤100MΩ | ≤100MΩ | |
| Coil Voltage | 100~240V AC | 100~240V AC | 110,230V AC | 110,230V AC | |
| Life | Electrical | 105 Times | 105 Times | 105 Times | 105 Times |
| Mechanical | 107 Times | 107 Times | 107 Times | 107 Times | |
| Operating Temperature | -40oC~+55oC | -40oC~+55oC | -40oC~+55oC | -40oC~+55oC | |
| Storage Battery (Working Reserve) | Without Battery | Time 150h | Time 150h | – | |
| Minimum Setting Unit | 15Minutes | 15Minutes | 30Minutes | 0.5Minutes | |
| Set Up Times | 15 m/per times 96 times | 15 m/per times 96 times | 30 m/per times 48 times | 1M,1.5M,2M,2.5M, 3M,3.5M,4.5M,5M, 5.5M,6M,6.5M,7M | |