575W/120V, tungsten halogen, HPL series, Ultra Compact Filament (UCF) "HPL lamps" are a group of stage & studio and architectural lamps and have been specifically engineered to work with ETC Source Four fixtures. Though HPL lamps are available in various wattages and voltages they all feature G9.5 medium 2-pin bases with heat sinks. Osram 54817 is a "HPL 575" that runs on 120V and is a member of Osram's UCF (ultra compact filament series. UCF lamps feature compact filament design that improves light collection, light output, and efficiency.
| Application (Market) |
Stage & Studio |
| Base |
G9.5 Medium 2-Pin with Heat Sink |
| Bulb Type |
Halogen Bulbs |
| Color Rendering Index (CRI) |
100 |
| Color Temperature (K) |
3265 |
| Current Type |
Alternating Current (AC) |
| Diameter (in) |
0.741 |
| Family Brand Name |
HPL |
| Filament |
4-C8 |
| Lamp Finish |
Clear |
| Light Center Length - LCL (in) |
2.352 |
| Luminous Flux (LM) |
16460 |
| Maximum Overall Length (in) |
3.822 |
| Operating Position |
Any |
| Rated Life (Hours) |
300 |
| Shape |
T6 |
| Voltage (V) |
120V - 125V |
| Voltage (V) |
120 |
| Wattage (W) |
575 |
| Watt (W) |
575W |
