In September 2013, the printer company EPSON introduced a new range of ink cartridges called “Series 27 and Series 27XL”.

The other name for these new ink cartridges is the Epson Alarm Clock Ink Cartridges, due to the picture of an alarm clock on the front of the packaging.

…UPDATE – we also have available: Compatible Epson 27XL Ink Cartridge Multipack

These new Epson A4/A3 printers support the Alarm Clock ink cartridges:

Epson Workforce WF-3620DWF
Epson Workforce WF-3640DTWF
Epson Workforce WF-7110DTW
Epson Workforce WF-7610DWF
Epson Workforce WF-7620DTWF

They come in the following sizes:

# Standard

T2701 Epson 27 Black Ink Cartridge 6.2ml – 350 pages @ 5% coverage
T2702 Epson 27 Cyan Ink Cartridge 3.6ml – 350 pages @ 5% coverage
T2703 Epson 27 Magenta Ink Cartridge 3.6ml – 350 pages @ 5% coverage
T2704 Epson 27 Yellow Ink Cartridge 3.6ml – 350 pages @ 5% coverage

# XL (High Capacity)

T2711 Epson 27XL Black Ink Cartridge 17.7ml – 1,100 pages @ 5% coverage
T2712 Epson 27XL Cyan Ink Cartridge 10.4ml – 1,100 pages @ 5% coverage
T2713 Epson 27XL Magenta Ink Cartridge 10.4ml – 1,100 pages @ 5% coverage
T2714 Epson 27XL Yellow Ink Cartridge 10.4ml – 1,100 pages @ 5% coverage

# XXL (Extra High Capacity)

T2791 Epson 27XXL Black Ink Cartridge 34.1ml – 2,200 pages @ 5% coverage

…in addition there are the following multipacks available:

Standard Capacity 4 Colour Epson 27 Ink Cartridge Multipack C/M/Y/K – (T2705 and T2701)
High Capacity 4 Colour Epson 27 Ink Cartridge Multipack C/M/Y/K – (T2715 and T2711)
Standard Capacity 3 Colour Epson 27 Ink Cartridge Multipack C/M/Y – (T2705)
High Capacity 3 Colour Epson 27XL Ink Cartridge Multipack C/M/Y – (T2715)
Extra High Capacity TWIN PACK Epson 27XXL Black Ink Cartridge – (T2791)