HP 70 Light Gray Ink Cartridge 130 mL | OEM Ink, DesignJet — C9451A

Support precise tonal control in large-format printing with the HP 70 Light Gray Ink Cartridge. Designed for HP DesignJet environments, this 130 mL OEM supply helps maintain smooth gradients, subtle shadow detail, and stable gray reproduction across demanding print jobs. It is a practical choice for teams producing presentation graphics, photographic output, and technical documents where light gray accuracy matters. The cartridge’s OEM formulation is matched to HP’s ink system, helping preserve predictable output and reducing the risk of color drift that can complicate production work. With 130 mL of ink, it offers a balanced capacity for organizations that need reliable performance without moving to a larger-volume supply. For professional print teams, the value is in consistency. This cartridge supports repeatable results, cleaner tonal transitions, and fewer interruptions in workflows where output quality is visible to clients and stakeholders. When the job calls for controlled gray detail rather than generic black-only printing, this cartridge fits the requirement with precision. Ideal For Large-format presentation graphics with subtle gray shading Photographic printing that requires smooth tonal transitions Technical and architectural output with controlled grayscale detail Managed print environments needing dependable OEM replenishment Why This Product 1 Light gray ink supports smoother tonal transitions than black-only supplies 2 130 mL capacity balances volume and replacement frequency 3 OEM HP formulation helps maintain predictable output quality 4 DesignJet compatibility fits professional large-format workflows