Single Color LED Array, High Efficiency Green, Diffused Green,
| Parameter Name | Attribute value |
| Reach Compliance Code | unknow |
| color | HIGH EFFICIENCY GREEN |
| Configuration | SEPARATE, 2 ELEMENTS |
| Maximum forward current | 0.03 A |
| Lens type | DIFFUSED GREEN |
| Nominal luminous intensity | 50.0 mcd |
| Installation features | RADIAL MOUNT |
| Number of functions | 2 |
| Number of terminals | 4 |
| Maximum operating temperature | 80 °C |
| Minimum operating temperature | -40 °C |
| Optoelectronic device types | SINGLE COLOR LED ARRAY |
| total height | 9.6 mm |
| method of packing | BULK |
| peak wavelength | 568 nm |
| shape | ROUND |
| surface mount | NO |
| Terminal pitch | 2.54 mm |
| perspective | 60 deg |
| Base Number Matches | 1 |

| L-21PCT170TG4 | L-21PCT170TR4 | L-21PCT170TY4 | L-21PCT170TWRG4 | L-21PCT170TWYG4 | |
|---|---|---|---|---|---|
| Description | Single Color LED Array, High Efficiency Green, Diffused Green, | Single Color LED Array, High Efficiency Red, Diffused Red, | Single Color LED Array, Yellow, Diffused, | Dual Color LED Array, High Efficiency Red/high Efficiency Green, Diffused White, | Dual Color LED Array, Yellow/high Efficiency Green, Diffused White, |
| Reach Compliance Code | unknow | unknow | unknow | unknow | unknow |
| color | HIGH EFFICIENCY GREEN | HIGH EFFICIENCY RED | YELLOW | HIGH EFFICIENCY RED/HIGH EFFICIENCY GREEN | YELLOW/HIGH EFFICIENCY GREEN |
| Configuration | SEPARATE, 2 ELEMENTS | SEPARATE, 2 ELEMENTS | SEPARATE, 2 ELEMENTS | 2 BANKS, COMMON BIPOLAR TERMINAL, 2 ELEMENTS | 2 BANKS, COMMON BIPOLAR TERMINAL, 2 ELEMENTS |
| Maximum forward current | 0.03 A | 0.03 A | 0.03 A | 0.03 A | 0.03 A |
| Lens type | DIFFUSED GREEN | DIFFUSED RED | DIFFUSED | DIFFUSED WHITE | DIFFUSED WHITE |
| Nominal luminous intensity | 50.0 mcd | 40.0 mcd | 35.0 mcd | 10.0/20.0 mcd | 11.0/20.0 mcd |
| Installation features | RADIAL MOUNT | RADIAL MOUNT | RADIAL MOUNT | RADIAL MOUNT | RADIAL MOUNT |
| Number of functions | 2 | 2 | 2 | 2 | 2 |
| Number of terminals | 4 | 4 | 4 | 4 | 4 |
| Maximum operating temperature | 80 °C | 80 °C | 80 °C | 80 °C | 80 °C |
| Minimum operating temperature | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C |
| Optoelectronic device types | SINGLE COLOR LED ARRAY | SINGLE COLOR LED ARRAY | SINGLE COLOR LED ARRAY | DUAL COLOR LED ARRAY | DUAL COLOR LED ARRAY |
| total height | 9.6 mm | 9.6 mm | 9.6 mm | 9.6 mm | 9.6 mm |
| method of packing | BULK | BULK | BULK | BULK | BULK |
| peak wavelength | 568 nm | 635 nm | 588 nm | 640/565 nm | 590/565 nm |
| shape | ROUND | ROUND | ROUND | ROUND | ROUND |
| surface mount | NO | NO | NO | NO | NO |
| Terminal pitch | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| perspective | 60 deg | 60 deg | 60 deg | 65 deg | 65 deg |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 |
| Is it lead-free? | - | - | Lead free | Lead free | Lead free |
| Is it Rohs certified? | - | - | conform to | conform to | conform to |