# iSingo K2 Replacement Air Purifier Filters, 2 Main Filters

iSingo K2 replacement filters are listed for LUNINO K2 air purifiers and combine a main filter with a washable pre-filter. The listing recommends replacement every 3 to 6 months, so check your purifier model and filter fit before ordering.

- [Original product page](https://best-deals.pro/product/isingo-k2-replacement-air-purifier-filters)
- [View offer](https://best-deals.pro/visit/isingo-k2-replacement-air-purifier-filters)
- Market: US
- Language: en-US
- Currency: USD
- Brand: iSingo
- Model: K2
- Category: Home & Kitchen > Appliance Parts & Accessories > Air & HVAC Filters
- Price: 27.99 USD
- Previous price: 32.99 USD
- Discount: 15%
- Price checked: 2026-11-14T06:41:43.406Z
- Rating: 4.6 / 5
- Reviews: 137

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing describes a three-stage system with a pre-filter, high-efficiency filter and activated carbon filter.
- Manufacturer claims filtration of 99.97% of airborne particles down to 0.3 microns. This is a listing claim, not an independently verified result.
- Installation is described as tool-free, with the filter placed into the purifier after opening its cover.

## Pros

- The stated set includes two main filters and two washable pre-filters.
- A washable pre-filter may suit buyers who want a reusable pre-filter layer alongside the replacement main filters.
- The listed dimensions and slide-in mounting details help buyers compare the filter with their existing part.

## Specifications

### Identity
- Brand: iSingo
- Model: K2
### Dimensions and installation
- Dimensions listed: 12.83"L x 9.61"W x 1.46"Th
- Mounting type: Slide In
- Shape: Rectangular
### Materials and construction
- Material listed: Paper
### Filtration and maintenance
- Filtration stages: 3-stage filtration system
- Main filter claim: 99.97% of airborne particles down to 0.3 microns
- Recommended replacement time: 3 to 6 months

## Before you buy

- The manufacturer recommends replacement every 3 to 6 months. Actual replacement timing may depend on use and conditions.

## In the box

- 2 main filters (Included)
- 2 washable pre-filters (Included)

## A good fit for

- Owners of a LUNINO K2 air purifier seeking replacement filters with washable pre-filters.
- Buyers who want the listed dimensions and installation type to compare against their existing filter.

## Less suited to

- Owners of air purifiers other than a model confirmed to fit this K2 filter.
- Buyers who need independently verified filtration performance rather than manufacturer claims.

## Customer feedback

Customer feedback reports positive impressions of air-cleaning effectiveness, including smoke removal, as well as quality and value. Fit feedback is mixed, which matters for a model-specific replacement part. The listing names LUNINO K2 compatibility, but buyers should confirm their exact purifier model and compare the filter dimensions before relying on that fit claim.
- Positive themes: Customers report positive impressions of effectiveness, including smoke removal.
- Positive themes: Customers also speak favorably about quality and value.
- Mixed feedback: Customers disagree about how well the filter fits their purifiers.

## Frequently asked questions

### Which air purifier is this filter listed for?
The listing names the LUNINO K2. Check your purifier model and compare the listed dimensions before buying.
### What is included?
The explicit contents list states two main filters and two washable pre-filters.
### How often does the listing recommend replacing the filter?
It recommends replacement every 3 to 6 months.
### Is the 99.97% filtration claim independently verified?
No independent verification is supplied. It is a manufacturer claim for particles down to 0.3 microns.

## Alternative options

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## Add-ons

- [E-200 filter Replacement Compatible with LUNINO E-200 Air purifier \| 3-Stage Filtration with HEPA Air filter for Dust, Smoke,](https://best-deals.pro/visit/isingo-k2-replacement-air-purifier-filters)
- [2 Pack E-200 Air Filter For LUNINO E-200 Air Purifier HEPA Filter \| 3 Stage Strong and Efficient Filtration For LUNINO E-200](https://best-deals.pro/visit/isingo-k2-replacement-air-purifier-filters)

## Images

![iSingo K2 Replacement Air Purifier Filters, 2 Main Filters — 1](https://best-deals.pro/i/x0z9FezdCWyQ-_16JBaOp5IW0LVecZIUBFg8uzb6HIylCTv_JjGwlXdfgs8QVGNAICFxX0SCTTOo2k2s3putyYTCbI-iOGc8Va5e18rMeNtnan-qff6Y4mhJ.jpg)

![iSingo K2 Replacement Air Purifier Filters, 2 Main Filters — 2](https://best-deals.pro/i/HmBUmQevbxMZgcjuW0x0zYGdVZb43jJ4alNc6pMHnOuC6NBD3WSzv3Ua2AtO7qu-58cnRujs9Vpmn5US5EarQktfx5jR3DseztSq9ts9sN8yTF7ugpi392Px.jpg)

![iSingo K2 Replacement Air Purifier Filters, 2 Main Filters — 3](https://best-deals.pro/i/nIKTKRlllua2-1lEkYyjOxIWSPSfhx1eJKUfCyQ3VZOyQDsvQn7YF_oYwo91I9zn7Zb76FUcySlyBLGCiscZ6YVFSDG5kvHTn2pTk1zN6yU4qpQxdHt8tKvl.jpg)

![iSingo K2 Replacement Air Purifier Filters, 2 Main Filters — 4](https://best-deals.pro/i/eDy8YGEmHXyML3VRy8JsIFZcDK9EYkUnihjU_eqMo7gJOhvch7ddxn-CESLxcK-Hc4Ns4qdz7IXulGgjEOoPZHJZfhZLsAH0bDVKFTwlJ54A0xxk1QY53-pU.jpg)

![iSingo K2 Replacement Air Purifier Filters, 2 Main Filters — 5](https://best-deals.pro/i/d-n_4k7w5wWVo8uEKLLYfKPgB9_ItNUd6-Yp8RjZU_0BIQisSi1vwoZJOb5vnEP940Ic8Sg5PhjvSUutIKJHLH9mmAOhM6NxzVzq2y7950X1rm9v_cVa9NZL.jpg)

![iSingo K2 Replacement Air Purifier Filters, 2 Main Filters — 6](https://best-deals.pro/i/Em4Q_F9aaZyC7TZMy7WiGDw8TOjqXV75bgjYvNdYUNMXbZFcXXaXyRpsjFUPT80iUeSMwOH_OuSbSywr8pBFYAzruMdkILHUWdN1dLATmL6k0R_htnF0pU7C.jpg)

![iSingo K2 Replacement Air Purifier Filters, 2 Main Filters — 7](https://best-deals.pro/i/F0k3hdg97B-FBgIO8t1XW0gzPRSD38XpPr3XgYbGlo99_63sLSUDESm-jKcLbMvVDCM6ItK1KD13mf15SiY_DlFUmH0qMsSZ6cgxqsBZLnHdyUFY54dRck0y.jpg)