The B&T APC (Advanced Police Carbine) is a family of firearms of Swiss origin, produced and manufactured by B&T (formerly known as Brügger & Thomet) of Switzerland. Announced in 2011, this series of submachine gun uses standard 9×19mm (APC9), .40 S&W (APC40), 10mm Auto (APC10) and .45 ACP (APC45) ammunition.
The APC series was designed in the 2000s, as a modern SMG that would be cheaper to produce than the compact assault rifles that were seeing an increase in military usage during this period. The APC uses a straight blowback gas system. The weapon use the same magazines as the MP9.
