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For Reference Only
| Part Number | 1B4UR |
| OEMstron Part # | 1B4UR |
| Manufacturer | Altech Corporation |
| Category | Power › Circuit Protection › Circuit Breakers |
| Description | 1B4UR 4A MCB B CHAR 1 P 277VAC U |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | 1B4UR PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jun 23 - Jun 28 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
1B4UR Specifications
| Part Number | 1B4UR | |
| Brand | Altech Corporation | |
| Lifecycle | Active | |
| RoHS | No RoHS Information | |
| Product Line | Power | |
| Category | Circuit Protection | |
| Subcategory | Circuit Breakers | |
| Manufacturer | Altech Corporation | |
| Series | UR | |
| Breaker Type | Thermal Magnetic | |
| Current Rating (Amps) | 4A | |
| Voltage Rating - AC | 277V | |
| Voltage Rating - DC | - | |
| Number of Poles | 1 | |
| Actuator Type | Lever | |
| Illumination | None | |
| Illumination Voltage (Nominal) | - | |
| Mounting Type | DIN Rail | |
| Approvals | UL508 |
1B4UR Documents
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| In Stock | 381 - More on Order |
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| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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