2504 vs PSX24W
The 2504 and PSX24W are physically interchangeable bulb types that share the same base and socket design. Both bulbs fit the same housing, making them direct substitutes in most applications. The 2504 is found in 22 vehicles, commonly in the Fog Light position, while the PSX24W appears in many vehicles, typically used for various positions. Although they fit the same socket, there may be minor differences in wattage or light output between the two. Below we break down the specifications, compatible vehicles, and practical swap guidance to help you choose the right bulb.
Vehicles Using 2504
22
Vehicles Using PSX24W
0
Use Both
0
Specification Comparison
| Feature | 2504 | PSX24W |
|---|---|---|
| Mount Type | Standard automotive mount | two-pin push-and-turn base commonly used in fog lights |
| Dual Filament | No (single filament) | No (single filament) |
| Interchangeable | Yes, fits PSX24W socket | Yes, fits 2504 socket |
| Also Known As | No equivalents | 5202, 2504 |
Can You Swap 2504 and PSX24W?
The 2504 and PSX24W share the same physical base and socket type, which means you can use either one in a housing designed for the other. However, there may be slight differences in rated wattage or light output between the two. For the best results, use the specific bulb type listed in your vehicle's owner's manual. If your manual specifies 2504 but you can only find PSX24W, it will fit and work safely. When upgrading to LED, look for a kit that lists both 2504 and PSX24W compatibility.