Description
The Luminor RQ-290 Quartz Sleeve (40040040) is a precision-engineered replacement component designed to protect and optimize the performance of your Luminor ultraviolet (UV) water disinfection system. Manufactured to the highest standards, this quartz sleeve ensures maximum UV light transmission and long-lasting reliability, helping your system maintain effective microbial control and clean, safe water.
Key Features
- Genuine OEM-grade quartz sleeve engineered for Luminor systems
- High UV transmittance for efficient disinfection performance
- Precision-made to fit securely and protect the UV lamp
- Durable high-quality quartz glass construction
- Resists thermal shock and mineral buildup
- Facilitates consistent, reliable UV output
- Easy to install with routine maintenance
Compatibility
The RQ-290 Quartz Sleeve (40040040) is designed to fit select Luminor UV disinfection units. Always check your model’s manual or product specifications to verify compatibility before ordering.
Compatible with:
Compatible UV Lamps
The RQ-290 Quartz Sleeve is designed to work specifically with the Luminor RL-290 UV Lamp — the lamp that pairs with this sleeve to deliver effective UV-C disinfection in Luminor Blackcomb UV systems. The RL-290 lamp has a typical life of ~9,000 hours (~1 year) and should be replaced on schedule to maintain performance.
Compatible UV Lamp:
- Luminor RL-290 UV Lamp — OEM replacement lamp matched to the RQ-290 sleeve.
⚠️ Use of non-OEM or mismatched lamps may not provide proper lamp recognition or protection in systems with proprietary features (e.g., LightLock).
Compatible UV Systems
The RQ-290 Quartz Sleeve is intended for Luminor Blackcomb residential UV water treatment systems that accept the 290 mm lamp/sleeve size (series ending in “031”). These include, but may not be limited to, the following models:
Luminor Blackcomb Series (Standard Output)
- LB4-031 (Blackcomb 4.1 series)
- LB5-031 (Blackcomb 5.1 series)
- LB6-031 (Blackcomb 6.1 series)
- These systems are whole-home UV disinfection units designed for residential water purification. They use the RL-290 lamp and RQ-290 quartz sleeve combination to ensure proper UV dose and disinfection performance.
Not suitable for non-Luminor systems unless explicitly indicated by your equipment documentation.
Specifications
- Part Number: 40040040
- Model: RQ-290 Quartz Sleeve
- Material: High-purity fused quartz
- Function: UV lamp protection & light transmission
- UV Technology: Supports UV-C disinfection performance
- Shape/Design: Precision sleeve to match Luminor specifications
- Use: Replace worn or cloudy sleeves to restore UV efficiency
Applications
The RQ-290 Quartz Sleeve is essential in systems where ultraviolet light is used to disinfect water by inactivating microorganisms. Common applications include:
- Residential UV water treatment systems
- Commercial point-of-entry and point-of-use UV units
- Water purification for wells and municipal supply integration
- Food & beverage processing requiring UV disinfection
- Pre-treatment or polishing stages in water systems
Ensures your UV system consistently delivers high-quality treated water without chemicals.
Maintenance
Routine maintenance is key to maintaining effective UV disinfection:
- Inspect regularly: Look for mineral buildup, cloudiness, cracks, or discoloration.
- Clean as needed: Remove mineral deposits gently using manufacturer-recommended methods.
- Replace when compromised: Replace the sleeve if clouded or cracked, as this reduces UV transmission and system effectiveness.
- Check lamp alignment: When replacing the quartz sleeve, ensure the UV lamp is properly seated for peak performance.
Regular maintenance maximizes UV output and helps extend the life of both the sleeve and the UV lamp.

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