Description
The UV Dynamics 400274 UV Quartz Sleeve is a genuine OEM replacement sleeve designed to protect the UV lamp and ensure reliable ultraviolet transmission for efficient water disinfection in compatible UV Dynamics systems. Made from high‑purity quartz, this sleeve withstands operating conditions while maintaining maximum UV light transmission for effective microorganism inactivation.
This sleeve includes replacement O‑rings for a secure, leak‑resistant fit, and installs quickly without special tools—making it ideal for annual maintenance or service replacements.
Features & Benefits
- Genuine UV Dynamics replacement quartz sleeve
- Part Number: 400274
- High‑purity quartz construction for maximum UV transmission
- Protects the UV lamp from direct water contact
- Includes replacement O‑rings
- Easy, tool‑free installation
- Supports consistent, reliable UV disinfection performance
- Durable and heat‑resistant design for long service life
Compatible Systems
This quartz sleeve fits the following UV Dynamics systems:
- UVD11.40C Series Certified UV Systems (including NSF55A certified units)
⚠️ Always verify your system model number before purchasing, as ultraviolet parts are model‑specific for proper fit and performance.
Compatible UV Lamp Pairing
- Typically paired with UV Dynamics 400270 UV Lamp for the UVD11.40C system (sold separately)
Applications
- Routine maintenance and replacement in UV water disinfection systems
- Residential and light commercial water treatment
- Essential for protecting the lamp and maintaining system efficiency
Replace your worn or discolored quartz sleeve with the UV Dynamics 400274 UV Quartz Sleeve to maintain peak performance and reliable UV disinfection in your certified UV Dynamics unit.

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