Description
The Luminor RL-420HO-TOC UV Lamp is a high-output replacement lamp engineered to maintain effective ultraviolet water disinfection in compatible Luminor UV systems. Designed for consistent UV intensity, this lamp helps neutralize bacteria, viruses, and cysts to ensure safe, reliable water treatment for residential and light commercial applications.
Regular lamp replacement is essential to maintaining proper UV dose and system performance.
Features & Benefits
- Genuine Luminor Replacement Lamp
- Manufactured to meet original equipment specifications for proper fit and performance.
- Delivers enhanced UV intensity for reliable microorganism inactivation.
- Ensures consistent UV dose for effective water treatment.
- Designed for quick replacement during routine maintenance.
- Built for dependable performance over its rated service life.
Compatible Quartz Sleeve
- Luminor QS-420 UV Quartz Sleeve
The QS-420 quartz sleeve is the correct sleeve for the RL-420HO-TOC lamp. It protects the lamp from direct water contact while allowing maximum UV light transmission. Inspect and clean regularly, and replace if cloudy, scratched, or damaged.
Compatible UV Systems
The RL-420HO-TOC UV Lamp is designed for use in the following Luminor UV systems:
- Luminor BLACKCOMB-HO LB4-HO-TOC
- Luminor RAINFRESH RF4-HO-TOC
- Luminor IHS4-HO-TOC
- Other Luminor systems that specify RL-420HO-TOC lamp / QS-420 sleeve
Always confirm your UV system model before ordering to ensure compatibility.
Maintenance & Replacement
- Lamp replacement: Every 12 months
- Quartz sleeve: Inspect annually; clean as needed and replace if clarity cannot be restored
Proper maintenance ensures consistent UV output and reliable water disinfection.

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