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

The HP 712 38ml Black DesignJet Ink Cartridge (3ED70A) is engineered for professional-grade printing, delivering sharp, precise lines and deep black tones for technical drawings, CAD applications, and detailed documents. Formulated with pigment-based Original HP Bright Office Inks, this cartridge ensures durable, water-resistant output and long-lasting performance on plain paper. Designed for reliability in demanding workflows, it helps extend printhead life while maintaining consistent quality, making it an ideal choice for high-precision printing environments.

Product Features

Exceptional Line Accuracy and Clarity

Produce crisp text, sharp lines, and fine details with up to 31 percent more accurate lines and enhanced line density, ideal for technical drawings and architectural plans.

Deep, Rich Black Output

Achieve strong contrast and professional-quality prints with pigment-based black ink, ensuring clear readability and bold presentation of documents.

Water-Resistant and Durable Prints

Benefit from ISO-certified permanent and water-resistant black ink, ensuring your prints remain intact and legible even in demanding conditions.

Optimized for CAD and Technical Printing

Designed to deliver consistent, high-quality output on plain paper, making it perfect for CAD drawings, GIS maps, and detailed project plans.

Reliable Performance for High-Volume Tasks

Engineered for dependable operation, helping you meet tight deadlines while maximizing printhead lifespan and reducing downtime.

Long-Term Document Preservation

Enjoy up to 100-year plain-paper archivability, ensuring important documents are preserved for long-term storage and professional use.

Product Specifications

• Product Name: HP 712 38ml Black DesignJet Ink Cartridge
• Manufacturer Part Number: 3ED70A
• Print Color: Black
• Ink Type: Pigment-based
• Volume: 38 ml
• Operating Temperature Range: 41 to 95°F
• Storage Temperature Range: -40 to 140°F
• Operating Humidity Range: 10 to 90% RH
• Storage Humidity Range: 10 to 90% RH
• Package Dimensions (W x D x H): 4.69 x 1.42 x 4.96 inches
• Package Weight: Approximately 0.21 lb
• Technology: Original HP Bright Office Inks
• Compatibility: HP DesignJet T200 Series (T210, T230, T250), T600 Series (T630, T650), DesignJet Studio and Studio Steel
• What’s in the Box: Ink cartridge