Check the listing for details. Luminor RL-820 Replacement UV Lamp for Blackcomb LB5-101 System (Open Box). Condition: Open box. Listed at 68.60 USD. No matter what your situation is, replacing the Luminor UV lamp in your system is vital to your water's cleanliness! This RL-820 lamp fits the Blackcomb LB4-101, LB5-101, & LB6-101 UV systems. Also, the Luminor RL-820 UV lamp is designed to last for 9,000 hours, and each lamp includes an encrypted lamp key to pair it with your system. Luminor RL-820 Lamp Features & Benefits:Internal Coating Providing Uniform UV Output throughout the Entire Life of the Lamp.Less than 10 mg of Mecury to Meet the U.S. TCLP compliance Regulations (typically 70% less than the competition).Color Coded and part Number Etched with Replacement O-Ring.Full One-Year, No-Hassle Replacement Warranty.Ceramic Lamp Base Ensures Strength & Product Integrity.