Unit Price:$0
Ext Price:$0



| Image | ![]() |
![]() |
![]() |
![]() |
| Part Number | 201A | 201A-9 | 201A-AU | 201A-AU-OT |
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Series | 201A | 201A | 201A-AU | 201A-AU |
| Packaging | Bulk | Bulk | Bulk | Bulk |
| Product Status | Active | Active | Active | Active |
| Type | Voltage Asymmetry, Voltage Sensing AC | Voltage Asymmetry, Voltage Sensing AC | Voltage Asymmetry, Voltage Sensing AC | Voltage Asymmetry, Voltage Sensing AC |
| Trip Status | Energized Low | Energized High/Low | Energized High/Low | Energized High/Low |
| Trip Range | 190 ~ 480V AC | 190 ~ 480V AC | 190 ~ 480V AC | 190 ~ 480V AC |
| Delay Time | Fixed, 2 Sec, 4 Sec | Fixed, 2 Sec, 4 Sec | Fixed, 1 Sec; 1 Sec ~ 30 Sec | Fixed, 1 Sec; 1 Sec ~ 30 Sec |
| Voltage - Supply | 190 ~ 480VAC | 190 ~ 480VAC | 190 ~ 480VAC | 190 ~ 480VAC |
| Output Type | Relay | Relay | Relay | Relay |
| Circuit | SPDT (1 Form C) | SPDT (1 Form C) | SPDT (1 Form C) | SPDT (1 Form C) |
| Contact Rating @ Voltage | 10A @ 240VAC | 10A @ 240VAC | 10A @ 240VAC | 10A @ 240VAC |
| Mounting Type | Socketable | Socketable | Socketable | Socketable |
The following parts include "201A-9" in Silicon Labs 201A-9.
The following parts are popular search parts in Test and Measurement.