This is the current Mackie SRM450 High Frequency Driver model 0008093. The Mackie 0025666 is the replacement Diaphragm for this driver. Mackie also uses this driver in the SA1521 cabinet. This new 0008093 driver replaces all the old models for the Mackie SRM-450 powered monitors, SA1521, etc.
It replaces the old version Mackie M44TI, Mackie M44-TI, Mackie M-44TI, Mackie DC10/1701-8, Mackie DC-10-1701-8, Mackie DC10 1701-8, Mackie CD10 1701-8, Mackie CD10-1701-8, Mackie CD10/1701-8, 77005-014 and more. This new 0008093 driver also has a replaceable diaphragm (code # 10-084). This new Mackie 0008093 driver has the correct special Mackie 4 bolt mounting. No other driver will work for replacement because of the special Mackie 4 bolt mounting required. The following is a list of models this driver is a replacement for: Mackie SRM450, SRM-450, SRM 450 Mackie S215, S-215, S 215 Mackie S225, S-225, S 225 Mackie C300z, C-300z, C 400z Mackie SA1521, SA-1521, SA 1521 Mackie SR1521z, SR-1521z, SR 1521z Mackie SR1522z, SR-1522z, SR 1522z Mackie M44TI, M44-TI, M-44TI Mackie DC10/1701-8, DC-10-1701-8, DC10 1701-8 Mackie CD10 1701-8, CD10-1701-8, CD10/1701-8 Mackie 77005-014, 77005014