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3M AP2-C401-SG Water Filter | Lincat FC02 Water Boiler Filter

SKU: 3MAP2-C401-SG
In stock

Price:
Sale price£23.99 Regular price£24.99
Price:
Sale price£23.99 Regular price£24.99
Free express delivery for all orders over £50

Free express delivery for all orders over £50

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FREE Express Delivery: Orders over £50 to UK mainland
Next Day Delivery: £5.99 (order before 3pm)
Standard Delivery: £2.99 for 2-3 working days
Guaranteed to Fit

Guaranteed to Fit

Perfect fit guaranteed on all recommended products – or you’ll get a full refund.

Unsure if it’s the right fit? Ring us on 0161 768 9566 or email us.

Description

 

The 3M AP2-C401-SG Water Filter provides chlorine, taste, odour and sediment filtration with the additional benefit of scale reduction, featuring a 1 micron carbon block for highly polished water.

The AP2-C401-SG is suitable as a direct replacement for Lincat FC02 FilterFlow filters used in Lincat water boilers including EB3F, EB4F, EB6F, EB6FT.

Compatible with the 3M AP2 Filter Head.

Filter lifetime of up to 4,000 litres or 6 months, whichever comes first.

    • Minimum Flow Rate: 1.9L/m (0.5 Gal/m)
    • Working Pressure: 25 - 120 PSI
    • Operating Temperature: 40°F - 100°F (4.44°C - 37.78°C)
    • Capacity: 4,000 litres

    Shipping

    • Orders ship within 1 business day (Mon–Fri, excl. holidays).
    • You’ll get an email as soon as your order is on its way.

    Delivery Options

    • FREE Express Delivery on UK orders over £50
    • Next Day Delivery – £5.99 (order before 3pm)
    • Standard Delivery – just £2.99

    Click here for international details.

    Every filter we stock meets rigorous industry standards. We source exclusively from manufacturers holding WRAS, NSF, or WQA certifications — so whether you're replacing a fridge filter, fitting an undersink system, or upgrading your whole house, you're getting proven performance, not guesswork.

    Different water problems need different solutions. Hard water, chlorine taste, sediment, microplastics — each requires specific filtration technology. That's why we don't just sell filters; we help you match the right system to your actual water quality concerns.

    What we guarantee:

    • Certified quality — Every product meets recognised UK or international filtration standards
    • Genuine parts — Authentic filters from authorised supply chains, never grey-market imitations
    • Expert guidance — Our team knows filtration inside out and will steer you to what actually works
    Filter Flair
    OEM Brands
    Other Online Sellers
    Perfect Filter Guarantee
    ✅ Always fits or your money back
    ✅ Fits (official product)
    ❌ Risk of wrong/ incompatible filter
    Delivery Speed
    ✅ Next-day tracked delivery available
    ❌Often slower, limited stock
    ❌Unpredictable shipping times from abroad.
    Customer Service
    ✅ UK-based, 7-Day Specialist Support
    ❌ Outsourced India-based centres
    ❌ Unskilled AI chatbot support
    Price and Value
    ✅ Lower price, same OEM reliability
    ❌ Sticker price with no savings
    ❌ Unskilled AI chatbot support
    Credibility
    ✅ 900+ Verified 5-star reviews
    ✅Big brand reputation
    ❌ Mixed reviews with doubts on authenticity

    Fit & Compatibility

    How do I know if this filter fits my fridge?
    Use our “Compatibility Check” on the website. Enter your fridge’s model number and we’ll show you the exact filter you need.

    Where can I find my fridge’s model number?

    Most fridge model numbers are on a label inside the fridge (usually behind the crisper drawer, on the side wall, or near the door frame). See our guide here. If you can’t find it, check your user manual.

    What if the filter doesn’t fit?


    You’re covered by our Perfect Fit Guarantee. If it doesn’t fit, we’ll replace it or refund you, no hassle.

    Can I use a non-OEM filter in my fridge?

    Yes, Certified Compatible Filters are engineered to meet or exceed OEM standards, while offering the same fit and filtration performance—at a better value.

    Usage & Maintenance

    How often should I replace my filter?

    Every 6 months, or sooner if your water has a noticeable taste or odour.

    How do I install the filter?

    Each filter comes with step-by-step instructions. Most simply twist or click into place—no tools required.

    What happens if I forget to replace it on time?


    Old filters can clog, slowing water flow and letting impurities through. Regular replacement ensures fresh, clean water and ice.

    How do I know when my filter needs changing?


    Look out for:

    • Water tasting or smelling off
    • Slower water flow
    • Your fridge’s “change filter” light switching on

    Performance & Safety

    Do these filters remove chlorine, lead, and microplastics?


    Yes, our filters reduce chlorine, lead, and other common contaminants, including microplastics, so your water tastes better and is safer to drink.

    Is water in the UK safe to drink without a filter?


    Tap water in the UK is safe and regulated. A filter isn’t required—but it improves taste, reduces micro-contaminants, and gives extra peace of mind.

    What’s the difference between OEM filters and Filter Flair alternatives?


    OEM = “Original Equipment Manufacturer.” Filter Flair alternative filters deliver the same quality, compatibility, and certifications, but at a fraction of the price.

    Are your filters certified (WRAS, NSF, WQA)?


    Yes, all Filter Flair filters are independently tested and certified to meet WRAS, NSF, and WQA standards.

    Delivery & Subscription

    How quickly will my filter be delivered?


    Orders are processed within 1 business day. Express UK delivery arrives in 2–3 days, and Next-Day delivery is available if you order before 3pm. For more information visit our shipping policy page

    How does Subscribe & Save work?

    
Pick your filter, and get it delivered every six months while saving up to 10%. 

    Can I pause or cancel my subscription anytime?


    Yes, you’re in control, you can pause, change, or cancel anytime from your account dashboard.

    How does international shipping work?


    We ship worldwide. Costs and delivery times vary depending on the destination—calculated at checkout. See more information on our shipping policy page 

    Trust & Assurance

    Why choose Filter Flair over others?

    • Perfect Fit Guarantee
    • Genuine OEM & Certified Filters
    • Fast UK delivery
    • Subscribe & Save discounts
    • Excellent UK-based support, 7 days a week

    What is the ‘Perfect Fit Guarantee’?


    If your filter doesn’t fit or perform as promised, we’ll replace it or refund you in full. No risk, no hassle.

    What if I need help choosing the right filter?


    Use our simple Compatibility Checker or get in touch and we’ll help you find the perfect match for your fridge.

    How can I get in touch with Filter Flair?


    Get in touch via the ‘Contact Us’ page on our website or email our UK support team at support@filterflair.co.uk. Alternatively, give us a call on +44 (0)161 768 9566 or contact our live chat here.

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    Customer Reviews

    Based on 7 reviews
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    J
    JUNE LESLEY TOTNEY (Birmingham, GB)
    3M AP2-C401-SG water filter

    Fast delivery, easy to fit.
    I know where I'll be getting my next filter. 👍

    Hi June,

    Thank you for taking the time to leave a review for the 3M AP2-C401-SG Water Filter. We are delighted to hear that the delivery was fast and the filter was easy to fit. We truly appreciate your kind words and are happy to know that we have gained your trust for future filter purchases.

    It is our goal to provide our customers with reliable and efficient products, and we are glad to have met your expectations. We hope to continue serving you in the future and look forward to your next visit.

    Thank you again for choosing our product and for your continuous support. Have a wonderful day!

    Best regards,
    Brian
    Filter Flair UK

    A
    Alan Bennetts

    Excellent

    Hi Alan,

    Thank you for your positive feedback on the 3M AP2-C401-SG Water Filter and Lincat FC02 Water Boiler Filter.

    We are glad to hear that you are satisfied with your purchase. Have a great day!

    Best Regards,
    Brian
    Filter Flair UK

    L
    Liz Chick (Southampton, GB)
    Replacements for our water heater

    Good to find them online and speedy delivery.

    Hi Liz!

    Thanks for posting a feedback for Filter Flair!

    We're glad to hear that you were able to find the replacements for your water heater online and that our delivery was speedy.

    We strive to provide convenient and efficient service for our customers.

    If ever you need help, I'm just a message away. Always at your service.

    Best Regards,
    Filter Flair UK

    E
    Eleanor Carver - Wynne (Potters Bar, GB)
    Quick service

    Quick response time on our enquiry and job completed within a few days and a much healthier water cooler.

    J
    Judith Elsom (Skegness, GB)

    3M AP2-C401-SG Water Filter | Lincat FC02 Water Boiler Filter

    Free UK delivery over £50

    Just £2.99 for anything less.

    30 Day Guarantee

    The filter you needor your money back.

    Exceptional customer service

    Specialists available to discussyour water filtration needs 7 daysa week.

    Subscribe & Save

    No commitment subscriptionoptions on all replacement filters.