APS500

The APS500 is used on the Embraer EMB-145 regional jet, Bombardier de Havilland Dash 8-100/200/300 and EMB-120 turboprops, and the Hawker 800 business jet.

 

APS1000

The APS1000 is fitted to the British Aerospace 146/Avro RJ, Fokker 50 and Saab 2000.

 

Sundstrand says that a load compressor variant "is contemplated", which would involve incorporating a dedicated compressor for generating bleed air.

Source: Flight International