This is the original Seiko print head (part number IRH2523P-2120) with 508 nozzles and a firing frequency of 18 kHz. This product carries a manufacturer warranty.

Printer compatibility:
Seiko H-74S / H-104S, Vutek GS2000 / GS3200 / GS5000, Zimmer Colaris, d.gen Artix-GT / Teleios-GT, Dupont Artistri-700 

Part number: PPHSE508