Seiko SPT510-35 Printhead – High-Speed, Reliable Piezo Inkjet for UV & Solvent Printers

Seiko SPT510-35 Printhead Description

The Seiko SPT510-35 printhead is a drop-on-demand piezoelectric printhead that has been a mainstay in industrial inkjet printing since around 2010, widely adopted in UV and solvent-based wide-format printers for its reliability, long service life, and ease of maintenance.

With 510 active nozzles, a print width of 72 mm, and a native resolution of 180 dpi, it delivers high-speed output with excellent color saturation through multi-pass printing. Its 35 picoliter droplet size ensures fine detail while maintaining fast throughput.

Seiko SPT510-35 Printhead Specifications

Why It’s Still Popular Today

• High firing frequency (8.29 kHz) enables speeds up to 4.2 m/s, ideal for high-volume production
• Built-in ink damper stabilizes pressure and improves drop consistency
• Integrated filter system prevents clogging from particulates
• Simple fluid path design enhances serviceability and reduces downtime
• Compatible with multiple ink types: solvent, UV-curable, and oil-based — versatile across media

Typical Applications

• Outdoor advertising & billboards
• Vehicle wraps and signage
• Trade show displays and POP materials
• Industrial labeling and packaging
• Wood, metal, glass, and plastic decoration (with UV curing)

Who Should Choose This Printhead?

Ideal for industrial users who prioritize:

• Reliability over cutting-edge resolution
• Low cost of ownership
• Easy maintenance and spare parts availability
• Compatibility with legacy printer systems

⚠️ Not recommended for:

• High-resolution photo printing (use Ricoh Gen5 or Epson DX7)
• Ultra-fast single-pass printing (use newer models like Kyocera KJ4B)