HP 712 38ml Black DesignJet Ink Cartridge (3ED70A)

HP 712 Black Ink

The HP 712 Black Cartridge is a critical consumable engineered for high-precision technical document production on DesignJet T-series plotters. This 38ml pigment-based ink unit delivers the high-contrast lines required for CAD drawings and architectural schematics. It utilizes specialized chemistry to ensure rapid drying times and smudge resistance on various media types. Consequently, it maintains the integrity of fine-line detail even in high-speed draft modes. The cartridge architecture supports the thermal inkjet delivery system to minimize nozzle clogging during intermittent use.

Key Features

• Pigment-Based Chemistry
  This black ink uses a pigment formulation to provide superior archival durability and water resistance.

• Thermal Inkjet Optimization

  • Maintains consistent drop volume for precise line accuracy
  • Reduces thermal stress on the integrated printhead assembly

• Smart Chip Integration

  • Enables real-time ink level monitoring via the printer console
  • Authenticates genuine supplies to prevent hardware damage

Specifications

What’s in the Box

• 1 x HP 712 38ml Black DesignJet Ink Cartridge (3ED70A)

Why Choose This Supply

• The 38ml capacity provides an efficient balance for low-to-medium volume technical printing environments.

• Additionally, using genuine HP supplies preserves the manufacturer warranty for the DesignJet printhead.

• Therefore, users experience significantly lower downtime compared to using non-original ink alternatives.

• The pigment black formulation ensures that technical drawings remain legible for years without significant fading.

• Moreover, the cartridge design facilitates a clean replacement process to prevent ink contamination in the workspace.

• Consequently, this component is essential for maintaining the factory-calibrated color accuracy of the plotting system.