This Canon black remanufactured 1491A002AA toner cartridge is an excellent alternative to the original E-40 providing superb quality printing at a more affordable price. The E40 is a refilled original Canon cartridge, filled with high quality toner powder and any used or worn parts are replaced meaning you get the best possible results when printing.This black E40 cartridge is designed to be used for mono printing in a range of Canon printers, a list of these printers can be found above.These cartridges are amongst the lowest priced on the internet and come with a 100% satisfaction guarantee. All our prices include VAT and Delivery meaning the price you see is the price you pay.