Streamline Your Battery Maintenance

Checking water levels doesn't have to be a hassle. The Smart Water Level Indicator Caps allow you to easily monitor levels at any angle with a 360° clear sight glass. Here are the key features:

Instant Water Check – No need to remove caps; levels are visible with a glance.
Perfect Fit – Specifically designed for M28, 84mm tubular lead-acid batteries, ideal for UPS, inverters, and solar systems.
Protects Battery Life – Helps prevent over- or under-watering, potentially extending battery life by over 30%.
Leak-Proof and Acid-Proof – High-quality seals to prevent spills and corrosion.
No Electronics Required – Simple and reliable with no wiring necessary.
Easy Installation – Just screw on like any regular cap with no tools needed.
Time and Effort Saver – Eliminate the need for manual checks to focus on what's important.
Cost-Effective – A small investment that can lead to significant savings on battery replacements.
Versatile Use – Great for both home and business applications.
6 Caps Included – Allows you to maintain multiple batteries effortlessly.

With these caps, monitoring your lead-acid tubular batteries becomes an easy and efficient task. Enjoy the benefits of enhanced battery health and longevity.

Product Images

DAN TECHNOLOGY 6 Pcs Battery Caps for M28 Tubular Lead Acid Batteries (100 to 84mm)