NWTS-UV5-21, UV Sterilizer, 21 GPM w/Lightlock Tech, NWTS5-21 – Dominica
UV sterilizer for 21 GPM water flow with Lightlock technology — NWTS-UV5-21, UV Sterilizer, 21 GPM w/Lightlock Tech, NWTS5-21
Buy NowWater quality in Dominica
Across the Caribbean, limestone geology commonly produces hard water; rainwater catchment is widespread and microbiological concerns make filtration and UV disinfection advisable.
Key benefits
- Commercial-grade construction built for years of service
- Reduces hardness, scale and the contaminants common in local water
- Protects plumbing, water heaters and appliances
- Backed by US-based support and worldwide carrier shipping
- Sized for whole-home or commercial flow rates
- Quality components for years of reliable service
Why this system
NWTS-UV5-21, UV Sterilizer, 21 GPM w/Lightlock Tech, NWTS5-21 – a commercial-grade water treatment system for homes and businesses.
Shipping to Dominica
Delivery time subject to customs. Import duties, taxes and customs fees are not included and are the customer's responsibility (paid to local customs on delivery).
Prices in USD; final total may include an international adjustment.
Customs & import duties
Import duties, taxes and clearance are handled by your country's customs authority: Dominica Customs & Excise. The commercial invoice and customs declaration (CN23) are generated automatically with your order — no forms to fill out.
Product details
NWTS-UV5-21 UV Sterilizer: Advanced Water Purification with Reliable 21 GPM Flow and Lightlock Technology
The NWTS-UV5-21 UV Sterilizer from Water Softener Plus offers a cutting-edge solution for effective water sterilization in residential or light commercial water treatment systems. Unlike traditional filtration, this ultraviolet equipment uses Lightlock Technology to ensure maximum germicidal efficiency and safety. Designed to handle up to 21 gallons per minute, it delivers consistent, chemical-free purification that protects your water supply from harmful microorganisms.
Key Benefits
- Provides chemical-free disinfection that eliminates bacteria, viruses, and other pathogens
- Maintains high flow rate of 21 GPM, ensuring minimal pressure loss and steady water supply
- Enhances system safety with Lightlock Technology that prevents UV exposure and confirms lamp operation
- Reduces maintenance frequency with durable components engineered for long-lasting performance
- Integrates seamlessly into existing water treatment setups for improved water quality
- Offers energy-efficient operation to keep running costs low
- Compact design and moderate weight make installation straightforward in various environments
How It Works
The NWTS-UV5-21 sterilizer uses ultraviolet light at a specific wavelength to disrupt the DNA of microorganisms in the water, rendering them inactive and unable to reproduce. Water flows through the stainless-steel chamber where the UV lamp is housed, exposing the water to germicidal light without adding chemicals or changing taste.
The Lightlock Technology ensures the UV lamp is securely sealed and operating correctly, providing an additional safety layer by preventing accidental UV light exposure. This technology also alerts users if the lamp needs replacement, maintaining consistent disinfection performance.
What to Expect
Once installed, you’ll immediately notice peace of mind knowing your water is undergoing continuous UV sterilization without altering its natural properties. In the first few days and weeks, the system will consistently reduce microbial contamination, contributing to clearer, safer water for daily use.
Over time, the NWTS-UV5-21 requires minimal maintenance—primarily periodic lamp replacement and quartz sleeve cleaning—to ensure optimal function. Its robust build ensures reliable operation for years, making it a trusted component in your water treatment system.
What’s Inside
- Stainless Steel Chamber – Provides corrosion resistance and durable housing for UV exposure
- High-Intensity UV Lamp – Generates germicidal UV-C light for effective microorganism inactivation
- Lightlock Technology System – Ensures safety by securing lamp operation and preventing UV leakage
- Quartz Sleeve – Protects the lamp while allowing maximum UV transmission
- Electronic Ballast – Regulates power to the UV lamp for consistent performance
How to Use
- Turn off the water supply before installation to prevent leaks or pressure issues.
- Mount the UV sterilizer vertically or horizontally, ensuring easy access for maintenance.
- Connect the inlet and outlet pipes, verifying secure fittings to maintain flow at 21 GPM.
- Power on the unit and confirm that the Lightlock indicator signals proper lamp operation.
- Periodically inspect and clean the quartz sleeve as recommended to maintain UV effectiveness.
- Replace the UV lamp annually or as indicated by the Lightlock system to ensure ongoing sterilization.
Why Choose This Product
- Built with premium materials for durability and reliable long-term use in water treatment systems
- Produced by Water Softener Plus, a trusted name in water purification equipment
- Designed to fit a wide range of residential and light commercial water system applications
- Incorporates safety features that protect both users and the environment
- Delivers high flow capacity without sacrificing sterilization efficiency
FAQ & Safety
Is the NWTS-UV5-21 compatible with all water types?
This UV sterilizer is effective in treating clear water with low turbidity; pre-filtration is recommended if water contains high sediment or particles.
How often should the UV lamp be replaced?
The lamp typically requires annual replacement to maintain optimal germicidal performance, as indicated by the Lightlock system.
Can this unit be installed indoors and outdoors?
It is designed primarily for indoor use or in a protected environment to avoid exposure to harsh weather conditions.
What maintenance is required?
Regular cleaning of the quartz sleeve and timely lamp replacement are essential for consistent operation.
Does the sterilizer affect water taste or chemical composition?
No, UV sterilization is a chemical-free process and does not alter the taste, odor, or chemical makeup of your water.
Upgrade your system reliability today—add this component to your cart and keep your water flowing clean and consistent.
a commercial-grade water treatment system for homes and businesses.
Frequently asked questions
Do you ship to Dominica?
Shipping to Dominica. Delivery time subject to customs.
Are duties and taxes included?
Import duties, taxes and customs fees are not included and are the customer's responsibility (paid to local customs on delivery).
How is it installed?
It installs at the point of entry where water enters the building, works with standard plumbing, and ships with documentation. A local plumber can fit it in a few hours.
We are a US-based water-treatment company shipping worldwide, with real human support before and after your purchase.
Prices in USD; final total may include an international adjustment.