Product Overview
GE 15485 Q20A/PAR56/1/C Airfield / Aviation Lamp - 500W 20A PAR56
The GE 15485 Q20A/PAR56/1/C Airfield / Aviation Lamp - 500W 20A PAR56 is a GE specialty lamp for aviation, airport, and airfield lighting systems requiring reliable output, correct optical alignment, and dependable replacement performance in demanding maintenance environments.
This product should be selected by matching the GE order code, wattage, current or voltage rating, base type, lamp shape, and burn position to the installed fixture. Airfield lamps are frequently used in constant-current series airfield lighting circuits, so compatibility should be confirmed before ordering.
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Wattage
500W
GE Lamp
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Electrical
20A
System
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Lamp Shape
PAR56
Bulb
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Lumens
Verify
Output
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Life
500 h
Rated Avg.
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Product Overview
GE airport and airfield lamps are used in specialized visual guidance fixtures where lamp substitution can affect optical output, beam placement, maintenance intervals, and fixture performance. For best results, replace like-for-like using the exact lamp code and fixture documentation.
These lamps are commonly used across constant-current and constant-voltage airport lighting systems, including runway, taxiway, approach, beacon, obstruction, and guidance-sign equipment.
Technical Specifications
| Brand | GE Lighting |
| Order Code | 15485 |
| Description | Q20A/PAR56/1/C |
| System Type | 20A Airfield System |
| Application | Airport PAR lamp |
| Wattage | 500W |
| Current / Voltage | 20A |
| Bulb Shape | PAR56 |
| Base Type | GX16d Mogul End Prong |
| Filament Type | CC-6 |
| LCL | Verify |
| MOL | 5.00 in |
| Diameter | Verify |
| Rated Life | 500 h |
| Initial Lumens | Not Listed |
| Color Temperature | Not Listed |
| CBCP | Not Listed |
| Burn Position | Any |
| Case Quantity | 12 |
| Additional Information | PAR, Airport, Coated |
Typical Applications
- Runway edge and centerline lighting
- Taxiway edge and centerline lighting
- Approach/end lighting and threshold lighting
- PAPI and airfield visual guidance systems
- Airport beacon, obstruction, and guidance-sign fixtures where specified
- FAA/ICAO fixture maintenance programs where the fixture calls for this exact lamp type
Before Ordering Verify
- GE Order Code: Confirm the installed lamp or fixture documentation calls for GE 15485 / Q20A/PAR56/1/C.
- Electrical Rating: Confirm the fixture operates on 20A and is not a different airfield circuit type.
- Wattage: Confirm the fixture is rated for 500W operation.
- Base Type: Confirm the socket or connector matches GX16d Mogul End Prong.
- Burn Position: Confirm the required burn position is Any.
- Physical Fit: Verify MOL, LCL, lamp shape, and fixture clearance before ordering.
Safety & Installation Guidelines
- Qualified Installation: Airport, airfield, and aircraft lamps should be installed by qualified maintenance personnel following fixture and site procedures.
- Disconnect Power: De-energize and lock out circuits before servicing any airfield or aviation fixture.
- Use Correct Replacement: Do not substitute lamps unless the fixture manufacturer or maintenance documentation permits it.
- Handle Carefully: Quartz and halogen lamps should be handled with clean gloves or a lint-free cloth to avoid contamination.
- Allow Cooling: Let lamps and fixtures cool fully before removal or installation.
Wholesale & Project Support
ADL Supply supports airport maintenance teams, electrical contractors, aviation facilities, and procurement departments with GE airfield lamp sourcing, project quoting, and replacement identification assistance.
For volume pricing, availability, or help confirming the correct GE replacement lamp, contact ADL Supply at 1-800-235-3489.
