| Replacement
Bulbs Sealed Beam w/ Screw Terminals |
 |
| Order No. | Volts | Watts | Base | A Dim | B Dim |
| 3621-0 | 12 | 300 | Screw | 4 3/8" | 6 3/4" |
| 3621A | 12 | 100 | Screw | 4 3/8" | 6 3/4" |
| 7431F | 12 | 18 | Screw | 2 1/4" | 5 1/4" |
| Order No. |
Common Mfg. Bulb Item Number |
| 3621-0 | Hayward SPX502-Z-1 Frost 4319 |
| 3621A | Hayward SPX501-Z-1 |
| 7431F | Cal Pump 4414 |