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The Pentek 255663-43 is the correct replacement for the following applications:
The Pentek UV-4-G-1/4" 10" UV Inline Filter is an ultraviolet module that destroys viruses, bacteria and many microorganisms. The DNA and RNA in the reproductive cycle of these organisms are damaged and become sterile. This UV Inline Water Filter is NSF/ANSI Standard 42/53 Tested and Certified for reducing unpleasant taste, chlorine, odor and sediment.
The Pentek UV Inline Filter is also known as part number 255663-43 and the John Guest 2" x 10" Domestic Inline Filter. Made with the highest quality materials, this Pentek UV-4 Inline Water Filter has a 1/4" FPT connection, with a built-in 1/4" John Guest quick connect fitting. The temperature range for this filter is 40 to 100 degrees Fahrenheit.
Pentek UV-4-G-1/4" 10" UV Inline Filter specifications:
If you are replacing an existing Pentek UV-4-G Inline Filter, you will not need to purchase another Pentek UV Ballast Power Supply. If this is your first time purchasing this Pentek Ultraviolet Module, you will need to purchase the Pentek 163550 UV-BAL-120 Ballast Power Supply to properly regulate the required voltage to power the lamp.
The life expectancy of the Pentek UV-4 Module depends on the volume of water used and any contaminants present in your water source. According to the manufacturer's recommendation, you should replace your UV-4-G 1/4"ultraviolet module every 9 to 12 months for optimum performance. Pentek UV Inline Filter Modules are most effective when water travels down through the element. For information on the types of bacteria, algae, viruses and yeast destroyed by this Pentek Ultraviolet Light, please refer to our product manual.