iSpring UVF11A Filtration System
- Filtration System
- 1 gallon
- Reverse Osmosis
- DIY
A small stainless steel DIY filter stage, worth confirming as an add-on or replacement component rather than a full standalone system.
As an Amazon Associate, ProductDome may earn a commission from qualifying purchases made through links on this page.
How it ranks among the 65 filtration systems we track
4.4★ across 383 Amazon ratings, Bayesian-smoothed toward the category average.
383 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
Modest tracked demand last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 65 filtration systems we track - how the scorecard works · full filtration systems data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
The iSpring UVF11A is a compact stainless steel filtration stage built for DIY installation, weighing about 2 lb with a 10 x 2 x 2 in footprint.
Its small single-cartridge stainless housing and UVF model naming point to it functioning as one stage in a larger setup rather than a complete standalone filtration system on its own. Confirm exactly which stage it covers before treating it as your only filter.
- Stainless steel construction
- DIY install type
- Compact 10 x 2 x 2 in, 2 lb
- ISpring UVF11A model naming
Who it's for
Buyers adding or replacing one inline filtration stage as part of a DIY multi-stage setup. Not for anyone wanting a single complete system straight out of the box.
Strengths and trade-offs
Drawn from this product's published specifications.
- Stainless steel housing
- Compact size suits DIY installs
- Light at 2 lb
- Small single-cartridge size, likely one stage only
- Limited spec detail on flow or role
Performance notes
At 10 x 2 x 2 in and 2 lb, it is sized as a single inline cartridge rather than a multi-stage unit, so its role is narrower than a full countertop or under-sink system.
Specifications
| Brand | iSpring |
|---|---|
| Model | UVF11A |
| Dimensions & fit | |
| Weight | 2 pounds |
| Dimensions | 10 × 2 × 2 inches |
| Capacity & performance | |
| Capacity | 1 gallon |
| Construction & materials | |
| Material | Stainless Steel |
| Compatibility & installation | |
| Install Type | DIY |
| Other details | |
| Purification | Reverse Osmosis |
Other iSpring filtration systems
How it compares
This product against the closest alternatives we track in filtration systems.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| iSpring UVF11A Filtration SystemThis product | 4.4 / 5 | 383 | 3.7 / 5 |
| Waterdrop WD-TSU Filtration SystemWaterdrop | 4.5 / 5 | 3,347 | 4.4 / 5 |
| Aqua Crest AQ-5KDC Filtration SystemAqua Crest | 4.4 / 5 | 1,300 | 4.3 / 5 |
| Apec Water WFS-1000 Filtration SystemApec Water | 4.3 / 5 | 1,500 | 4.2 / 5 |
| Bluevua A-JSJ-LPD-100UV-BMT Filtration SystemBluevua | 4.4 / 5 | 1,356 | 4.0 / 5 |
Similar filtration systems from other brands
Questions about the iSpring UVF11A
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Is the iSpring UVF11A a complete filtration system?
Its small single-cartridge size and stainless housing suggest it functions as one stage rather than a full system.
What is the iSpring UVF11A made of?
It has a stainless steel housing.
Can the UVF11A be installed without a professional?
Yes, it is listed as a DIY install type.