Illuminated formation light panel manufactured by Pendios Technologies

Aircraft Lighting

Formation, cockpit, position, and anti-collision lighting — designed, manufactured, and delivered to HAL for LCA Tejas, ALH, and LUH.

Pendios is a value-added front-end business partner supplying illumination LRUs directly to Hindustan Aeronautics Limited. The units below are in delivered production, not concept work — each has a qualified part number and a confirmed HAL delivery quantity. Tap a product with a switch icon to see it illuminated.

01 — Formation Light

Formation Light

Provides unambiguous visual orientation information about the position of the lead aircraft to the pilot of the adjacent aircraft when flying in formation at night. Operates whenever the pilot selects it.

Part number
OSPL-0401
Customer
HAL
Delivered
567 units
Applicability
LCA Tejas
02 — Cockpit Panel Flood Light, Type 1

Cockpit Panel Flood Light — Type 1

Provides the pilot visibility of legends on cockpit instruments and the LH/RH consoles while flying at night. Operates whenever the pilot selects it.

Part number
OSPL-0501
Customer
HAL
Delivered
603 units
Applicability
LCA Tejas
03 — Cockpit Panel Flood Light, Type 2

Cockpit Panel Flood Light — Type 2

A compact-format variant of the CPFL for consoles with tighter mounting envelopes, serving the same night-visibility function as Type 1.

Part number
OSPL-0502
Customer
HAL
Delivered
540 units
Applicability
LCA Tejas
04 — Integrally Lit Cockpit Panel

Integrally Lit Cockpit Panel (ILCP)

Cockpit switch and control panels with integral edge-lit legends, giving the pilot legible, glare-controlled panel markings in all night lighting conditions.

Customer
HAL
Applicability
LCA Tejas
05 — Angle of Attack Light

Angle of Attack Light

Gives the landing safety officer on a carrier a visual cue of glide-scope condition: green for high angle of attack, amber for normal, red for low. Mounted on the nose landing gear and driven by the flight control computer, with bright/dim selection from a cockpit switch.

Part number
PTPL-1401
Customer
HAL
Delivered
6 units
Applicability
LCA Tejas
06 — Position Light

Position Light

Signals the aircraft's position, heading, and deck-landing readiness: a flashing light while the undercarriage is down and locked, steady when the undercarriage and arrestor hook are in a safe landing condition. Supplied as green and red units, each with a built-in flashing mechanism.

Part number
Green PTPL-1402 · Red PTPL-1403
Customer
HAL
Delivered
6 units
Applicability
LCA Tejas
07 — Dual Mode Anti-Collision Light

Dual-Mode Anti-Collision Light

A dual-mode (visible/infrared) flashing anti-collision light for military and civil variants of the Advanced Light Helicopter, supporting normal day and night flight and covert night operations under NVGs.

Part number
PTPL-1601
Customer
HAL
Delivered
429 units
Applicability
ALH
08 — Dome Light

Dome Light

General cockpit and cabin area illumination, used for ground maintenance and as a backup source if integral lighting fails in flight. Supplied in switched, unswitched, and potentiometer-dimmed variants across cockpit and cabin fitments.

Part numbers
PTPL-1423W / WC / 1423 / 1423-01 / WDC
Customer
HAL
Delivered
235 units combined
Applicability
ALH and LUH

Lighting driver electronics

The power side of the lighting system — full detail on the Power Electronics page.

Inverter-cum-Dimmer

DC/AC conversion with integrated dimming for EL and lamp-based lighting circuits.

Lighting Control Panel

Centralised switching and mode control for cockpit and cabin lighting circuits.

Navigation Light Controller

Drive and flash-pattern control for position and anti-collision lighting.

Need a lighting LRU qualified against your platform?

Share your mounting envelope, power interface, and qualification standard — the Pendios engineering team will scope it.