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Advantages of the goodguards Keimguard XL

✅ Optimized for large systems (RVs, boats, tiny houses, expedition vehicles) with high water demands
✅ Water disinfection directly before the kitchen faucet is possible
✅ Durable and efficient water disinfection using an integrated UVC-LED unit
✅ High water flow rate possible (up to 8 liters/minute)
✅ Optimal retention rate, e.g., for E. coli up to 99.9999% at a flow rate of 5 liters/minute
✅ Suitable for submersible pumps and pressure water pumps
✅ Direct power connection 12V – 36V
✅ Robust stainless steel housing
✅ Very low installation space requirement due to compact size of 19.9 x 4.8 cm (L x W)
✅ LED technology "Made in Japan"
✅ Extremely long lifespan of the LEDs – up to 10,000 hours
✅ Connections 1/2-inch thread
✅ Connections for 10 mm or 12 mm available in the corresponding connection sets

Product description Plus

High-Performance for Sophisticated Demands

If you don't want to compromise on water comfort, the Keimguard XL is your top choice. It was specially developed for systems with high water demand, as found in round-the-world and expedition vehicles, large boats, or tiny houses. With an impressive flow rate of 5 liters per minute (up to 8 liters peak), it offers sufficient reserves so that the water flows as powerfully from the tap as you are used to at home. Thanks to the massive UVC performance, every drop is reliably disinfected even at high tap speeds. Experience full autonomy with added comfort – ideal for permanently installed onboard water systems with large tanks.

Fresh Water Disinfection XL with UVC-LED Technology

Germs and bacteria become a problem wherever the necessary water quality cannot be guaranteed and water stands unused in pipes or tanks for extended periods. Typical applications for our systems include motorhomes, boats, tiny houses, as well as camping, off-grid, and onboard water systems.

Keimguard XL

The goodguards® Keimguard XL offers durability and maximum effectiveness in water disinfection. With a water flow of 5 liters per minute, up to 99.9999% of E. coli are reliably neutralized. The long-lasting UVC-LEDs achieve a lifespan of up to 10,000 hours. Thanks to its compact design, the module can be integrated in a space-saving manner close to the tap – ideally directly under the faucet in the cold water line.

Highly Effective Water Disinfection in Detail

The UVC-LEDs of the Keimguard XL inactivate microorganisms at a wavelength of 265 nm by damaging the DNA and RNA of bacteria, viruses, and protozoa. Since this wavelength is very close to the absorption maximum of nucleic acids, it is particularly effective for disinfection. This method is purely physical, requires no chemicals, and does not alter the taste or natural composition of the water.

Content Plus

• goodguards® Keimguard XL
• Keimguard XL Holder
• 2x Screw connectors 1/2" to 3/8" pipe

Rüdiger explains

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