This is a remanufactured replacement for the Dell UG220 (310-7238) extra high yield black laser toner cartridge, designed for use with Dell 5310n laser printers. It delivers an impressive yield of up to 30,000 pages, making it a cost-effective choice for high-volume printing. Manufactured using both OEM and non-OEM components, this cartridge is an economical alternative to the original Dell toner cartridges. The use of remanufactured cartridges does not void your printer warranty and is backed by our 100% Quality Satisfaction Guarantee.