

💦 Stay hydrated, stay unstoppable—pure water, pure power!
The Purewell Water Purifier Pump is a compact, portable filtration system featuring a 0.01 micron hollow fiber ultrafiltration membrane and a 4-stage filter setup that removes 99.9999% of harmful contaminants. With a rapid flow rate of up to 1400 ml/min and a durable, ergonomic design, it’s perfect for outdoor enthusiasts and emergency preparedness, delivering safe, great-tasting water from virtually any natural source without electricity.



| Brand | Purewell |
| Special Feature | Chlorine Reduction |
| Product Dimensions | 8.2"L x 5.1"W x 2"H |
| Package Information | Bag |
| Installation Type | Freestanding |
| Power Source | Battery Powered, Non electric |
| Item Weight | 1.01 Pounds |
| Model Name | K8187-g1 |
| Maximum Flow Rate | 0.02 Cubic Meters Per Minute |
| Upper Temperature Rating | 90 Degrees Fahrenheit |
| Supported Water TDS Level Maximum (PPM) | 1000 |
| UPC | 703064517605 |
| Manufacturer | Purewell |
| Item Package Dimensions L x W x H | 8.43 x 5.31 x 2.44 inches |
| Package Weight | 0.46 Kilograms |
| Item Dimensions LxWxH | 3.14 x 1.96 x 6.69 inches |
| Brand Name | Purewell |
| Color | Green-2 |
| Part Number | K8187-g1 |
| Style | ABS pumps |
R**S
Reliable Clean Water Anywhere Outdoors
Reliable Clean Water Anywhere OutdoorsI’ve used a lot of different water filters on hikes and camping trips, but this Purewell pump filter stood out right away. The construction feels solid in hand, with no flimsy parts, and the pumping mechanism is smooth and easy to operate. It’s not overly heavy or bulky, so it fits into a pack without taking much space—important when you’re already juggling gear.Performance-wise, it does its job very well. The 4-stage filter system (including the carbon stage and 0.01 micron membrane) gives me confidence in the water quality, and the taste was noticeably better than what I’ve had from some other filters. I tried it in a stream with a fair amount of sediment, and it handled the water without clogging quickly. Flow rate was steady, enough to fill a bottle in just a few minutes without too much effort.Another thing I appreciate is the replaceable filter cartridge. Instead of buying a whole new unit, you can just swap out the filter when it reaches the end of its lifespan, which makes it more economical long-term. The included tubing and accessories worked well with both wide-mouth and narrow bottles.Things to keep in mind: like all pump filters, it takes a little effort, and if you’re filtering for a whole group it can take some time. Also, while it packs down well, it’s not as tiny as some straw-style filters—but the trade-off is cleaner, better-tasting water and the ability to filter larger amounts.Bottom line: A reliable, well-designed water filter pump that’s perfect for camping, hiking, or emergencies. Easy to use, durable, and produces clean water you can trust.
D**L
Small but powerful
Great packaging and works well.
K**R
Function as promised
Easy to use. Easy to pack.
S**N
Well done.
Fast delivery, and exactly that which was represented. Thank you.
G**E
Good backpacking option
This is my first time using a pump filter for backpacking. The pump is pretty easy, but does take a bit of work to fill up my 3L water bladder. The clip on the hose helps keep the water flowing into the bag without having to mess with it. The filtration looks good, but I haven't tested it on murky water. Overall, it packs a bit larger and heavier than a Sawyer Squeeze filter, but is light and enough to be a good backpacking option.
C**E
water purifier
As advertised.
S**4
Great for the price!
This was very easy to use & great for the price. I needed some budget-friendly backpacking gear & this performed well - the water came through clear & I didn’t get sick after using it for a few days, so far it works great! Pretty easy to pack back into the bag, too. No need to splurge on a brand name
A**R
Great for backpacking!
Product worked great on our 26 mile backpacking trip to Kings peak in Utah. Out performed the gravity type filtration by far. Light weight and easy to use.Tip, find faster moving water to filter to help reduce particulates in the water. Will make the pump last longer and water taste better.
Trustpilot
4 days ago
1 month ago