Compatibility: AZ910, AZ910UK, AZ910UKT, AZ950, AZ950UK, AZ950UKT, PZ1000, PZ1000UK, PZ1000UKT. AZ910, AZ910UK, AZ910UKT, AZ950, AZ950UK, AZ950UKT, PZ1000, PZ1000UK, PZ1000UKT. Wide Compatibility – Suitable for Shark AZ910, AZ950, PZ1000 Series and models requiring 3648FT910UK, enhancing your vacuum’s versatility.