Side-by-side
LED Airfield Guidance Sign (D-LUX, FAA L-858) vs PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions)
Spec comparison for two products on Aviation Souk. Both compete in Runway Lighting & Airfield Electrical.
Runway Lighting & Airfield Electrical
LED Airfield Guidance Sign (D-LUX, FAA L-858)
by Flight Light Inc.
Modular ETL-certified LED taxiway and runway guidance sign in all FAA sizes and types, engineered for tool-free legend changes and up to 80 percent lower energy draw than incandescent equivalents.
Runway Lighting & Airfield Electrical
PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions)
by Vardhman Airport Solutions
Four-unit visual glideslope indicator giving pilots a precise colour-coded approach path signal from final approach to threshold, manufactured by ATG Airports and distributed across South Asia by Vardhman Airport Solutions.
| Cost of ownership | LED Airfield Guidance Sign (D-LUX, FAA L-858) | PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions) |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | LED Airfield Guidance Sign (D-LUX, FAA L-858) | PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions) |
|---|---|---|
| FAA Certification | ETL Certified per AC 150/5345-44 (Current Edition) | — |
| Engineering Brief | FAA EB No. 67 | — |
| Circuit Rating | Class 2, Mode 2 | — |
| Available Types | Y, L, R, B | — |
| Available Sizes | 1, 2, 3, 5 | — |
| Size 1 Single-Module Width | 30 inches | — |
| Size 2 Single-Module Width | 37.5 inches | — |
| Size 3 Single-Module Width | 41.875 inches | — |
| Energy Saving vs Incandescent | Up to 80% | — |
| Sign Face Material | Formed acrylic panels | — |
| Jet Blast Protection (Size 3) | 3/8-inch Herculene acrylic panel | — |
| Hardware | Stainless steel, tool-free fastener system | — |
| Origin | Made in USA (Buy American Act compliant) | — |
| Configuration | — | 4-unit (PAPI) or 2-unit (APAPI) |
| Unit spacing | — | 9 m |
| Runway edge offset (nearest unit) | — | 15 m |
| Nominal glideslope | — | 3 ° |
| Colour transition band | — | ≤3 minutes of arc |
| Beam width | — | 30° ICAO wide beam |
| Acquisition range (daytime, met vis 7.4 km) | — | 19 km |
| Series circuit compatibility | — | 6.6 A, 8.33 A, 12 A, 16 A, 20 A |
| Voltage transformer options | — | 240 V / 120 V, 50/60 Hz |
| Compliance | — | FAA AC 150/5345-28, FAA 880/881, ICAO Annex 14 |
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