LD Products carries compatible replacement laser toner cartridges that are compatible with the Dell Multi-Function Laser 1135n. Our professionally manufactured alternative cartridges are not refurbished Dell OEM cartridges, they are Non-OEM products that have been manufactured by a manufacturer that has no affiliation with Dell*. Our low priced alternatives to Dell OEM Cartridges are manufactured to the highest performance and quality standards, and will deliver optimal prints when used in your Dell 1135n. Purchasing our compatible replacement cartridges compatible with your Dell 1135n is an excellent way to save money without sacrificing quality. LDproducts.com guarantees our Non-OEM laser toner cartridges' compatibility with your Dell 1135n with a 'Two Year 100% Quality Satisfaction Guarantee'. The use of our alternative laser toner cartridges compatible with the Dell 1135n does not void your printer's warranty.