Product Specifications
| SKU | T603900D |
|---|---|
| OEM Part Number | T603900 |
| UPC / GTIN | 843964022394 |
| Cartridge Type | Ink Cartridge |
| Compatible Brand | Epson |
| Color | Black |
| Condition | New |
| Warranty | 100% Satisfaction Guarantee |
Compatible Printers
This ink cartridge is compatible with the following Epson printers:
- Stylus Pro 7800
- Stylus Pro 7880
- Stylus Pro 7880 Wide Format
- Stylus Pro 9800
- Stylus Pro 9880 ColorBurst Wide Format
- Stylus Pro 9880 Wide Format
Product Description
The Epson T603900 compatible gray ink cartridge from Castle Ink is a direct replacement for the OEM Epson T603900, built for Epson Stylus, WorkForce, Expression or SureColor inkjet printers. It’s an economical way to keep your printer in service without paying full OEM prices, while still meeting the print-quality standards your team expects.
Gray ink expands tonal range in black-and-white and mixed-tone photo prints. The T603900 matches OEM density so monochrome gradients stay neutral rather than drifting cool or warm. Every T603900 is assembled with a sealed ink reservoir, OEM-spec print-head interface, and color-balanced ink, then individually tested before shipping. Castle Ink backs every T603900 with a 100% satisfaction guarantee: if you aren’t happy with quality or yield, we replace or refund it.
Compatible Epson Printers
- Epson Stylus Pro 7800
- Epson Stylus Pro 7880
- Epson Stylus Pro 7880 Wide Format
- Epson Stylus Pro 9800
- Epson Stylus Pro 9880 ColorBurst Wide Format
- Epson Stylus Pro 9880 Wide Format
Product Specifications
- SKU: T603900
- OEM Reference: Epson T603900
- Color: Gray
- Cartridge Type: Compatible (non-OEM)
- Format: Inkjet Ink
- Brand Compatibility: Epson
- Warranty: Castle Ink 100% satisfaction guarantee
- Shipping: Free U.S. shipping; same-day dispatch on orders before 2pm ET
Frequently Asked Questions
Will the T603900 void my Epson printer warranty? No. Under the U.S. Magnuson-Moss Warranty Act, your printer manufacturer cannot void your warranty solely because you installed a compatible (non-OEM) cartridge.
How does print quality compare to the genuine Epson T603900? The T603900 is engineered to match the OEM cartridge’s ink chemistry, density and head-firing characteristics so day-to-day output should look essentially identical. If you ever see a difference, our satisfaction guarantee covers a free replacement or refund.
How fast will my order ship? Orders placed before 2pm ET ship the same business day from our U.S. warehouse with free standard shipping. Expedited options are available at checkout.
- See all Epson Ink Cartridges