Micro UPS: 10 Hours of Backup in 1/3 the Size

Immediate stock of our Micro UPS available. Ships in 1-3 days from order.

Designed to protect and power Telecom premise equipment, the Precision Power Li-18 Micro UPS PP18L Micro UPS compliments residential ONT installations packing 10 hours of battery backup in its lean frame. One of the smallest in the world, the PP18L Micro UPS is packaged in a tall, slender cavity and can be housed adjacent to indoor ONT solutions in our PP18EN enclosure.  Simplify the install with a versatile design to accommodate wall mount or desktop applications and compliment your residential deployment.

  • Size – 6.4” x 1.69” x 1.96”
  • Specifically designed to support Micro ONT’s  including Adtran 411, Adtran 401 and Calix 803 ONT’s offering 10 hours of battery backup
  • Average 6 hours of backup time to all legacy ONT’s
  • Designed to support any signal family ONT up to 18 watts
  • Uses all industry standard output connectors
  • Fully protected unit with 2X the surge protection of our largest competitors
  • Full suite of alarming with both audible and visual alarms as well as telemetry alarming to the ONT with ability to silence
  • 8 layers of battery management for optimized performance and longevity from fuses for safety and protection to 90-day automated self-tests.
  • Standard Power DC and alarming output connectors compatible with all leading competitor solutions
  • 10-year design-life battery
  • 5-year full warranty vs competitors 1-year warranty
  • Widely and globally accepted lithium chemistry

Micro UPS Wall Mount Cradle offers ease of wall mount installation

The Precision Power Li-18 Micro UPS Wall Mount Cradle offers ease of wall mount installation (under 2lbs, loaded with Micro UPS), Vertical Fiber Splice Tray and Cover with Control Button Access Window

All in One Battery Backup / ONT Enclosure

The Precision Power Universal Enclosure Series offers a versatile all-in-one Solution for housing most Residential Indoor ONT models with included Fiber/Cable Management, and Precision Power ONT Power Supply or Micro UPS Series.

Still Outdoors? No problem, this hybrid solution also supports legacy networks.

Complimentary outdoor wall mount kit available upon request.

Designed by installers, for installers.


At Precision Group we pride ourselves on service. If you have any questions about how our solutions can help you, we want to hear from you.


Sometimes you need someone who is close to you, to demonstrate products and walk through solutions on site. Precision Group has a team of local reps throughout the U.S. to help you solve problems. Contact Bryan Hughes to get connected to your local rep.

About Precision Group

We are a service-focused team of broadband experts motivated to design differently. Precision Group’s innovative product solutions are built to strengthen future networks and simplify end-user experience.

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