DL400DHR-NB Daylight lamp, 400/575W. 67 V, Socket GZZ9.5, 750 hours, 6200 K, 33000 lm.

Using a dedolight lamp in dedolight head will extend the life of your lamp up to 400%. Over the course of your light's lifetime, this type of time extension can only save you hard-earned dollars. This is a 2-pin HMI for use with the DLH400D/T light heads.