Long Life Deuterium Lamp (2000 hr) Back Catalog number: 11-4110 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-10594 Deuterium Lamp (1000 hr) Price on request CTS-10473 Deuterium Lamp (1000 hr) Price on request CTS-10827 Long Life Deuterium Lamp (2000 hr) Price on request