| PartNumber | ATSEU-077D-C3-R0 | ATSEU-077D-C2-R0 | ATSEU-077D-C1-R0 |
| Description | Heat Sinks STAR LED Heatsink, 45mm dia., 38mm, Black/Silver, Unthreaded Baseplate Hardware | Heat Sinks STAR LED Heatsink, 45mm dia., 38mm, Black, Baseplate Hardware | LED Heat Sinks Heat Sinks - LED STAR LED HTSNK 45MM BLK BSPLATE HDW |
| Manufacturer | Advanced Thermal Solutions | Advanced Thermal Solutions | Advanced Thermal Solutions Inc. |
| Product Category | Heat Sinks | Heat Sinks | LED Thermal Products |
| RoHS | Y | Y | - |
| Product | Heat Sinks | Heat Sinks | Heat Sinks |
| Mounting Style | Screw | Screw | Screw |
| Heatsink Material | Aluminum | Aluminum | Aluminum |
| Fin Style | Omnidirectional Fin | Omnidirectional Fin | Omnidirectional Fin |
| Length | 45 mm | 45 mm | 45 mm |
| Color | Black | Black | Black |
| Diameter | 45 mm | 45 mm | 45 mm |
| Packaging | Bulk | Bulk | Bulk |
| Series | STAR LED | STAR LED | STAR |
| Brand | Advanced Thermal Solutions | Advanced Thermal Solutions | - |
| Product Type | Heat Sinks | Heat Sinks | - |
| Factory Pack Quantity | 100 | 100 | - |
| Subcategory | Heat Sinks | Heat Sinks | - |
| Unit Weight | 1.763698 oz | 1.763698 oz | - |
| For Use With Related Products | - | - | LED |
| Type | - | - | Heat Sink |
| For Use With | - | - | High Heat Flux LEDs |
| Shape | - | - | Star |