The Warhammer-7m came out in 3047, and includes ER-ppcs, DHS and an AMS for advanced tech. The Warhammer-7s came out just before your cutoff, and includes ER-ppcs, DHS, medium pulse lasers and streak SRM.
There is also the Marauder-5D as a 3047 post-helm mech variant: ER-ppcs, one large pulse...