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Katerelis HE401 Shark 4 filter front view for easy replacement.
Katerelis three-stage filter system close-up with activated carbon for fresher air.
Katerelis tool-free installation illustration showing quick, hassle-free replacement.
Katerelis 15x17x1.59 inches filter size close-up for compact fit.
Katerelis value-pack packaging showing compatibility with HE400–HE405.
Katerelis support contact icon indicating responsive customer service.
Katerelis HE401 Shark 4 filter front view for easy replacement.
Katerelis three-stage filter system close-up with activated carbon for fresher air.
Katerelis tool-free installation illustration showing quick, hassle-free replacement.
Katerelis 15x17x1.59 inches filter size close-up for compact fit.
Katerelis value-pack packaging showing compatibility with HE400–HE405.
Katerelis support contact icon indicating responsive customer service.

Katerelis HE401 Filter for Shark 4 – True Multi-Filter, Easy Replacement

Product overview Meet the Katerelis HE401 filter, designed to replace compatible Shark 4 filters with reliable performance....
Availability: In stock
Product type: Air Purifier Filters
$42.72
$42.72
Subtotal: $42.72

Free Shipping

We offer free standard shipping on all orders across the United States. No minimum purchase required. Every order includes tracking so you can follow your home essentials from our store to your doorstep.

Free Returns

30-day returns with a free prepaid label.

Home Essentials for Every Room

Learn More.
Katerelis HE401 Shark 4 filter front view for easy replacement.

Katerelis HE401 Filter for Shark 4 – True Multi-Filter, Easy Replacement

$42.72
Katerelis HE401 Shark 4 filter front view for easy replacement.
Katerelis three-stage filter system close-up with activated carbon for fresher air.
Katerelis tool-free installation illustration showing quick, hassle-free replacement.
Katerelis 15x17x1.59 inches filter size close-up for compact fit.
Katerelis value-pack packaging showing compatibility with HE400–HE405.
Katerelis support contact icon indicating responsive customer service.

Katerelis HE401 Filter for Shark 4 – True Multi-Filter, Easy Replacement

$42.72
Description
Description
x

Product overview

Meet the Katerelis HE401 filter, designed to replace compatible Shark 4 filters with reliable performance. It fits Shark 4 models HE401, HE400, HE402, HE405 UA415, and aligns with the broader family previously served by parts HE4FKPET, HE4FKBAS, HE4FKPRO, and 100356-chn-1. Before you order, please verify your model to ensure a proper fit and smooth installation.

Three-stage filtration for cleaner air

The HE401 replacement features a three-stage true filtration system that includes a high-efficiency activated carbon layer and a class true filter. Together, these elements target airborne particles as small as 0.3 microns with up to 99.97% efficiency, helping to support a sense of fresher air in your living space.

  • Three-stage true filter system
  • High-efficiency activated carbon
  • Class true filter

While performance can vary by room and usage, these components are designed to work together to reduce common odors and fine particles during daily activities.

Easy installation and maintenance

Designed for quick, tool-free replacement, the filter can be swapped in a short period, making it convenient for busy households. For best results, consider replacing every 6–12 months or according to your usage frequency to maintain efficiency and cost-effectiveness.

  • Tool-free replacement
  • No extra tools required
  • Replace every 6–12 months or as needed

What’s included and model compatibility

This value-driven option is compatible with HE400, HE401, HE402, HE405, and UA415 Shark 4 models. The filter’s dimensions are 15 x 17 x 1.59 inches, helping you confirm fit before ordering.

  • 1-pack replacement filter
  • Compatible with HE400, HE401, HE402, HE405, UA415
  • Dimensions: 15 x 17 x 1.59 inches

Care, support, and usage tips

If you have questions about installation or operation, our customer happiness team is ready to help with practical guidance. Regular replacement can support steady air quality and device performance in active spaces.

Real-life use cases

In homes with pets, frequent cooking, or shared spaces, keeping air fresh matters. This filter can help reduce odors and keep indoor environments feeling lighter during daily routines, workouts, and downtime.

  • Pet dander control
  • Kitchen odor reduction
  • Allergen-friendly option

Choosing this filter is a practical, no-pressure step toward maintaining your Shark 4’s performance and your comfort at home.

FAQ

Q: Is this filter compatible with Shark 4 HE401 models?

A: Yes. It fits Shark 4 models including HE401, HE400, HE402, and HE405 UA415.

Q: How often should I replace the HE401 filter?

A: Replace every 6–12 months, or as needed based on usage.

Shipping & Return
Shipping & Return
x

Shipping

Shipping is free on every order within the United States, with no minimum purchase. Orders are processed within 1–2 business days, and standard delivery takes 3–5 business days after dispatch (6–10 business days to Alaska, Hawaii and U.S. territories). You will receive a tracking link by email as soon as your order ships. We currently ship to U.S. addresses only.

Returns

You can return any item within 30 days of delivery for a full refund, as long as it is unused and in its original condition and packaging. Return shipping is free: we send you a prepaid return label, whether the item arrived damaged or defective or simply was not right for your home.

To start a return, email loftwyn.com@gmail.com with your order number. Once we receive your return, your refund is issued to your original payment method within 5–10 business days.

Shipping policy · Refund policy

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