This article provides information on the MBK Kits and revised P1 changes for 3VA 400A and 3VA41.

• Immediate change in 1" Filler - DFFP1 changing to DFFP1A
• RP1 400A dead front changes
• RP1 Strap Kit and Filler Plate changes
• P1 Number Strip Kits are changing for BT Twin Project (upcoming)
• UPB Field installable 400A Main Breaker Kit changes
• 3VA 400A Main Breaker Accessory Kits 
• SEB (Service Entrance Barrier) and Neutral Kit changes
• RP1 250A BL/BQD changes for BT Twin
• 3VA Breaker configuration information in Panelboards

Click here for MBK Kit questions.