| PartNumber | B57234S0220M000 | B57234S0220M051 | B57234S0221M000 |
| Description | Inrush Current Limiters S 234/22/M NTC Thermisto | Inrush Current Limiters S 234/22/M 51 NTC Thermisto | Inrush Current Limiters S 234/220/M NTC Thermisto |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | EPCOS (TDK) |
| Product Category | Inrush Current Limiters (ICL) | Inrush Current Limiters (ICL) | Inrush Current Limiters (ICL) |
| Series | B57234S | B57234S | B57234S |
| Type | NTC Thermistors for Inrush Current Limiting | NTC Thermistors for Inrush Current Limiting | NTC Thermistors for Inrush Current Limiting |
| Packaging | Bulk | Reel | Reel |
| Current Rating | 4 A | 4 A | 2 A |
| Operating Temperature Range | - 55 C to + 170 C | - 55 C to + 170 C | - 55 C to + 170 C |
| Width | 7 mm | 7 mm | 7 mm |
| Tolerance | 20 % | 20 % | 20 % |
| Voltage | 110 VAC | 110 VAC | 110 VAC |
| Lead Spacing | 7.5 mm | 7.5 mm | 7.5 mm |
| Diameter | 15 mm | 15 mm | 15 mm |
| Resistance | 22 Ohms | 22 Ohms | 220 Ohms |
| Lead Diameter | 0.8 mm | 0.8 mm | 0.8 mm |
| Power Rating | 3.2 W | 3.2 W | 3.2 W |
| Dissipation Factor DF | 17 mW/K | 17 mW/K | 17 mW/K |
| B Parameter | 3300 K | 3300 K | 3900 K |