| PartNumber | BT137-800E,127 | BT137-800,127 | BT137-800G0Q |
| Description | Triacs RAIL TRIAC | Triacs RAIL TRIAC | Triacs BT137-800G0/SIL3P/STANDARD MAR |
| Manufacturer | WeEn Semiconductors | WeEn Semiconductors | WeEn Semiconductors |
| Product Category | Triacs | Triacs | Triacs |
| RoHS | Y | Y | E |
| On State RMS Current It RMS | 8 A | 8 A | 8 A |
| Non Repetitive On State Current | 71 A | 71 A | 65 A |
| Rated Repetitive Off State Voltage VDRM | 800 V | 800 V | 800 V |
| Off State Leakage Current @ VDRM IDRM | 0.1 mA | 100 uA | - |
| On State Voltage | 1.3 V | 1.3 V | 1.3 V |
| Holding Current Ih Max | 20 mA | 20 mA | 40 mA |
| Gate Trigger Voltage Vgt | 0.7 V | 700 mV | 0.7 V |
| Gate Trigger Current Igt | 11 mA | 30 mA | 100 mA |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220AB-3 | TO-220-3 | TO-220AB-3 |
| Brand | WeEn Semiconductors | WeEn Semiconductors | WeEn Semiconductors |
| Product Type | Triacs | Triacs | Triacs |
| Factory Pack Quantity | 1000 | 1000 | 1000 |
| Subcategory | Thyristors | Thyristors | Thyristors |
| Part # Aliases | 933599140127 BT137-800E | 933522870127 BT137-800 | 934068043127 |
| Unit Weight | 0.211644 oz | 0.211644 oz | 0.063493 oz |
| Minimum Operating Temperature | - | - 40 C | - 40 C |