Side-by-side
AV-HLI2 Inset Helipad Light vs PAPI & Airfield Photometric Calibration System — mobile (Unika / PAC, distributed by Vardhman Airport Solutions)
Spec comparison for two products on Aviation Souk. Both compete in Runway Lighting & Airfield Electrical.

Runway Lighting & Airfield Electrical
AV-HLI2 Inset Helipad Light
by Avlite Systems
Low-profile inset helipad light with sealed optics and ICAO Annex 14 / FAA Engineering Brief 87 compliance for FATO, TLOF, and flight-path alignment marking on elevated and ground-level pads.

Runway Lighting & Airfield Electrical
PAPI & Airfield Photometric Calibration System — mobile (Unika / PAC, distributed by Vardhman Airport Solutions)
by Vardhman Airport Solutions
A paired photometric calibration solution — vehicle-mounted mobile runway/taxiway light measurement and tripod-based PAPI angle calibration — enabling airfield maintenance teams to verify ICAO and FAA photometric compliance on the airfield without the airport closing.
| Cost of ownership | AV-HLI2 Inset Helipad Light | PAPI & Airfield Photometric Calibration System — mobile (Unika / PAC, distributed by Vardhman Airport Solutions) |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | AV-HLI2 Inset Helipad Light | PAPI & Airfield Photometric Calibration System — mobile (Unika / PAC, distributed by Vardhman Airport Solutions) |
|---|---|---|
| Compliance | ICAO Annex 14 Volume II (heliports) | FAA Engineering Brief 87 | — |
| Mounting base | 8-inch shallow base (IEC TS 61827 / FAA AC 5439/150-46D) | 5-inch shallow base | — |
| Housing | Corrosion-resistant anodised aluminium | — |
| Electronics | Fully sealed optics and electronics | — |
| Electrical compliance | Safety Extra Low Voltage (SELV) | — |
| Power options | AC | DC | Solar/battery configurations | — |
| IR/NVG output | Available | — |
| Surge protection | Built-in | — |
| Mobile PAC max survey speed | — | 60 km/h |
| Mobile PAC max samples per fitting | — | 65,000 |
| Mobile PAC measurement range | — | up to 30,000 cd |
| Mobile PAC operating surface | — | Dry or wet |
| PAPI calibration time (full 4-unit bar) | — | <1 hour |
| PAPI system angle measurement sensor | — | Gyroscope + PTZ camera + motorised axis |
| Data transfer | — | WiFi / Ethernet |
| Night operation | — | Yes (both systems) |
| Compliance standard | — | ICAO Annex 14 / FAA |
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