DER ANSI Code
DER ANSI is a T12 lamp with a G17q-A2B base operating at 500 watts and 120 volts. It has a color temperature of 3000 Kelvin. It has a Obscured Top finish. The average rated life is 200 hours. See the specifications table below for complete technical details, dimensions, compatibility information, and operating characteristics for ANSI DER lamps.
DER Photograph |
![]() |
Electrical Specifications | |
| Amps | 4.17 |
|---|---|
| Volts | 120 |
| Watts | 500 |
Photometrics | |
| Color Temperature | 3000 |
|---|---|
| Light Center Length (LCL) | 1 3/4 |
| Lumens | 10000 |
Physical Characteristics | |
| Base | G17q-A2B |
|---|---|
| Bulb Shape | T12 |
| Filament | C-13D |
| Finish | Obscured Top |
| Max Overall Length (MOL) | 3 45/64 |
Operating Characteristics | |
| Burn Position | Horizontal |
|---|---|
| Life Hours | 200 |
General Information | |
| Lamp Code | DER |
|---|---|
| Code Type | ANSI |
T12 Shape | |
![]() | |
| Diameter Designation | 12/8" |
|---|---|
| Glass Diameter | 1 1/2" (1.5") |
| Shape Code | T |
| Shape Classification | Tubular |
C-13D Filament | |
![]() | |
| Coil Type | C - Single Coil |
|---|---|
Cross Reference Part Numbers | |||
| Brand | MPN | Description | Availability |
| ANSI | DER | ||
DER may also be listed as: | |||
| DER | DER ANSI | DER ASA | DER GENERAL-ELECTRIC |
| DER INTERLIGHT | DER-120 VOLT ANSI | DER-120 VOLT ASA | DER-120V |
| DER-120V ANSI | DER-120V ASA | DER-120V-500W | DER-120V-500W ANSI |
| DER-120V-500W ASA | DER-120V-500W-G17Q-T12-C13D-OBSCURED-TOP-10000L-3000K-200H-HOR-3-45/64MOL-1-3/4LCL-I-SLIDE-PROJECTOR-PROXIMITY-REFLECTOR-COLLECTOR-GRID | DER-120V/120V/500W/G17Q ANSI | DER/120 |
| DER/120 ANSI | DER/120 ASA | DER/120V GENERAL-ELECTRIC | DER/120V/500W/G17Q ANSI |
| I/120V/500W/G17Q-A2B/T12/C13D/OT/75H | I/120V/500W/G17Q-A2B/T12/C13D/OT/75H/DER | I/120V/500W/G17Q-A2B/T12/OT/75H | I/120V/500W/G17Q-A2B/T12/OT/75H/DER |
| I/120V/500W/G17Q/T12/C13D/OT/75H | I/120V/500W/G17Q/T12/C13D/OT/75H/DER | I/120V/500W/G17Q/T12/OT/75H | I/120V/500W/G17Q/T12/OT/75H/DER |
| SP500T12G17QA2BC13DOT120V-DER | SP500T12G17QA2BOT120V-DER | SP500T12G17QC13DOT120V-DER | SP500T12G17QOT120V-DER |


