Find Best Price Philips Norelco HQ8 Spectra Tripleheader Replacement Heads and Shaver Products on Sale from Big Online Stores. It offers a comfortable electric shave because HQ8 give you a clean cut by removing both longer hairs and short stubble. With Philips Technology Super Lift and Cut action lifts hairs to cut below skin level for a closer shave. This product typically costs between $19.99 - $35.99. The HQ8 replacement heads are compatible with following Norelco series: 7100, 7200, 7300, 7700, 7800, 8800, PT/AT700, and PT/AT800. Replace the shaving heads every year to keep your shaves close and comfortable. The shaving heads are easy to replace.