Sharp AJ-T20M Magenta Ink Cartridge – Compatible | Castle Ink

The Sharp T20M remanufactured magenta ink cartridge from Castle Ink is a direct replacement for the OEM Sharp T20M, built for Sharp fax machines and multifunction 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.

Magenta is where most compatible cartridges show their weakest spot. The T20M is formulated to match OEM magenta density, so brand reds, pinks and skin tones print true — not salmon, rose, or shifted toward orange. Every T20M 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 T20M with a 100% satisfaction guarantee: if you aren’t happy with quality or yield, we replace or refund it.

Compatible Sharp Printers

• Sharp AJ1800
• Sharp AJ2000
• Sharp AJ2100
• Sharp AJ2200

Product Specifications

• SKU: T20M
• OEM Reference: Sharp T20M
• Color: Magenta
• Cartridge Type: Remanufactured (non-OEM)
• Format: Inkjet Ink
• Brand Compatibility: Sharp
• Warranty: Castle Ink 100% satisfaction guarantee
• Shipping: Free U.S. shipping; same-day dispatch on orders before 2pm ET

Frequently Asked Questions

Will the T20M void my Sharp 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 Sharp T20M? The T20M 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.