Katadyn SteriPEN Ultralight UV Water Purifier | 1 L Purified in 90 Seconds

Fast, Portable UV Purification for Every Adventure

The Katadyn SteriPEN Ultralight UV Water Purifier is a compact, chemical-free way to address water quality on the go. Designed for hikers, travelers, and emergency kits, it uses a UV lamp to target common waterborne microorganisms. Expect cleaner-looking water and a streamlined fill-and-purify process wherever your route takes you.

Speed, Simplicity, and Reliability

Purification happens quickly: 1.0 liter can be treated in about 90 seconds. A water-activated sensor powers the lamp automatically when the unit is submerged, and a single button starts the cycle. The device is built to last across many trips, offering up to 8,000 treatments and supporting as many as 8,000 liters of purified water over its lifetime.

• Manufacturer-claimed reduction of over 99.9% of bacteria, viruses, and protozoa
• One-button operation for effortless use in the field
• Water-activated sensor turns on when immersed for convenience and efficiency

Ultra-Portable, Ready for Anything

Weighing just 2.6 ounces, the Ultralight is one of the leanest purification tools you can carry. Its compact form slips into pockets, daypacks, or travel kits without adding bulk. USB recharge means you can power up in airports, hostels, or remote campsites—no need for chemical maintenance or heavy batteries.

• Ultralight at 2.6 oz for easy packing and daily use
• USB recharge supports flexible charging options in the backcountry or abroad
• Compact design without sacrificing purification performance

Real-Life Scenarios

Whether you’re planning a weekend trek, navigating unfamiliar waters while traveling, or stocking an emergency kit, this purifier offers a straightforward approach to safer water. Its quiet operation and chemical-free process are ideal for sensitive settings and shared spaces, while the longevity of its use is backed by its 8,000 treatment capacity.

How It Works and Quick Tips

Submerge the SteriPEN Ultralight in clear water, press the single button, and wait around 90 seconds for purification to complete. The UV method provides a dependable routine that avoids the need for tablets or filters, helping you stay focused on the moment rather than the gear.

Technical Snapshot

• Weight: 2.6 oz
• Power: USB rechargeable
• Purification method: UV light
• Lifetime capacity: up to 8,000 L