Side-by-side
Elevated Runway Edge Light (IWT.862.RWY) 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
Elevated Runway Edge Light (IWT.862.RWY)
by Inewatt
Bidirectional LED runway edge light rated for ICAO CAT I/II/III and military operations, built for −55°C to +55°C service.
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 | Elevated Runway Edge Light (IWT.862.RWY) | 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 | Elevated Runway Edge Light (IWT.862.RWY) | PAPI / APAPI Precision Approach Path Indicator (ATG Airports, distributed by Vardhman Airport Solutions) |
|---|---|---|
| Series circuit | 6.6 A | — |
| Power consumption (Models 01–02) | 42 VA | — |
| Power consumption (Models 03–04) | 32 VA | — |
| White beam intensity | 10,000 cd | — |
| Red beam intensity | 1,500 cd | — |
| Yellow beam intensity | 4,000 cd | — |
| Height | 320 mm | — |
| Diameter | 165 mm | — |
| Weight | 9.3 kg | — |
| LED lifespan | >60,000 hours | — |
| Operating temperature | −55°C to +55°C | — |
| IP rating | IP67 | — |
| Standards | ICAO Annex 14, NATO STANAG 3316 | — |
| 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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