Des. Aquamax dual wavelength UV bulb, 185/256nm Back Catalog number: 5001012811 Availability: In the manufacturer's stock Price on request - + Recommended CTS-10473 Deuterium Lamp (1000 hr) Price on request 11-4109 Long Life HiS Deuterium Lamp, 8 pin, RFID (2000 hr Price on request CTS-A123 Lamp Assembly, TSP UV6000 Detector (1000 hr) Price on request