Specifications:
| Product Attribute | Attribute Value |
| Product Category: | Darlington Transistors |
| Configuration: | Single |
| Transistor Polarity: | NPN |
| Collector- Emitter Voltage VCEO Max: | 350 V |
| Emitter- Base Voltage VEBO: | 5 V |
| Maximum DC Collector Current: | 15 A |
| Pd – Power Dissipation: | 155 W |
| Mounting Style: | Through Hole |
| Package/Case: | TO-3P |
| Minimum Operating Temperature: | – 65 C |
| Maximum Operating Temperature: | + 150 C |
| Series: | BU941Z |
| Continuous Collector Current: | 15 A |
| DC Collector/Base Gain hFE Min: | 300 |