| 500T12G17Q2HIGH-VOLTAGE SYLVANIA | 500T12TF2HIGH-VOLTAGE SYLVANIA | 500T12TRUE-FOCUS2HIGH-VOLTAGE SYLVANIA | 500WATT-T12-G17Q-2-HIGH-VOLTAGE SYLVANIA |
| DFX | DFX ANSI | DFX ASA | DFX GENERAL-ELECTRIC |
| DFX INTERLIGHT | DFX MICROLAMP | DFX SYLVANIA | DFX-230V |
| DFX-230V ANSI | DFX-230V ASA | DFX-230V-500W | DFX-230V-500W ANSI |
| DFX-230V-500W ASA | DFX-230V-500W-G17Q-T12-C13D-OBSCURED-TOP-14500L-3150K-25H-BDTH-3-45/64MOL-1-3/4LCL-I-PROXIMITY-REFLECTOR-COLLECTOR-GRID-CLEAR-LUMENS | DFX-230V/230V/500W/G17Q ANSI | DFX-230VOLT ANSI |
| DFX-230VOLT ASA | DFX-250V ANSI | DFX-250V GENERAL-ELECTRIC | DFX-250V/250V/500W/G17Q ANSI |
| DFX-250V/500W ANSI | DFX/230 | DFX/230 ANSI | DFX/230 ASA |
| DFX/230V GENERAL-ELECTRIC | DFX/230V/500W/G17Q ANSI | DFX/250V/500W/G17Q ANSI | I/230V/500W/G17Q-A2A/T12/C13D/OT/25H |
| I/230V/500W/G17Q-A2A/T12/C13D/OT/25H/DFX-230V | I/230V/500W/G17Q-A2A/T12/OT/25H | I/230V/500W/G17Q-A2A/T12/OT/25H/DFX-230V | I/230V/500W/G17Q/T12/C13D/OT/25H/DFX-230V |
| I/230V/500W/G17Q/T12/OT/25H/DFX-230V | I/250V/500W/G17Q-A2A/T12/C13D/OT/25H | I/250V/500W/G17Q-A2A/T12/C13D/OT/25H/DFX-250V | I/250V/500W/G17Q-A2A/T12/OT/25H |
| I/250V/500W/G17Q-A2A/T12/OT/25H/DFX-250V | I/250V/500W/G17Q/T12/C13D/OT/25H | I/250V/500W/G17Q/T12/C13D/OT/25H/DFX-250V | I/250V/500W/G17Q/T12/OT/25H |
| I/250V/500W/G17Q/T12/OT/25H/DFX-250V | SP500T12G17Q-A2AC13DOT230V | SP500T12G17Q-A2AC13DOT250V | SP500T12G17Q-A2AOT230V |
| SP500T12G17Q-A2AOT250V | SP500T12G17QA2AC13DOT230V-DFX-230V | SP500T12G17QA2AC13DOT250V-DFX-250V | SP500T12G17QA2AOT230V-DFX-230V |
| SP500T12G17QA2AOT250V-DFX-250V | SP500T12G17QC13DOT230V-DFX-230V | SP500T12G17QC13DOT250V | SP500T12G17QC13DOT250V-DFX-250V |
| SP500T12G17QOT230V-DFX-230V | SP500T12G17QOT250V | SP500T12G17QOT250V-DFX-250V |