Shop › Osram 2500W Single Ended HMI (Daylight Metal Halide) Lamp Image 1 of 1 Osram 2500W Single Ended HMI (Daylight Metal Halide) Lamp $235.95 Part No: CSR2500SE This is a 2500 Watt HMI bulb. It is hot-restrike and has a single ended, 2-pin ceramic base. Bulb may vary depending on availability.