Here is capillary tube parts you can use for a 1.5 HP split-type air-conditioning unit.
Common Capillary Tube Options (suitable for 1.5 HP)
»Aircond Capillary Tube c/w Strainer (1.0–2.5HP) – Basic copper capillary with strainer covering up to 2.5 HP (fits 1.5 HP units).
»Capillary Tube Air Conditioner With Copper Strainer – Another general purpose 1.0–2.5 HP capillary tube with strainer.
»Capillary Tube Air Conditioner With Strainer (Multiple HP) – Similar multirange capillary tube assembly.
»Air Cond Capillary Tube With Copper/Strainer – Standard copper tube for split AC up to 2.5 HP.
»AirCond Capillary Tube Strainer (1HP/1.5HP/2HP/2.5HP) – Capillary tube with strainer option that includes 1.5 HP size.