• TEL Long Duration Series
  • Type:

    VRLA Lead Acid AGM Battery

  • TEL Long Duration Series
  • Capacity:

    30-202 Amp-Hours

  • c&d Technologies Battery
  • Design Life:

    10+ Years

  • cd Technologies Battery
  • Operating Environment:

    Outdoor Controlled

Refer to product data sheet for more information.

TEL Long Duration VRLA Battery
  • The TEL series is a telecom VRLA battery series designed for telecom power applications. The batteries in this long duration series are Telcordia tested and qualified to meet al SR-4228 requirements. Other testing includes extensive life cycle testing, as well as SR4228 compliance, to ensure the longest and most reliable service life possible.
  • 12-volt monobloc
  • Valve Regulated Lead Acid (VRLA) Absorbed Glass Mat (AGM)
  • Available in Top Terminal and patented True Front Access Terminal designs
  • AGM technology is non-hazardous for easy shipping and eliminate periodic water maintenance
  • Extended service life in elevated temperature applications
  • Premium materials and components
  • Reduced maintenance terminal design
  • Battery may be stored up to 2 years at 77⁰F (25°C)
  • 10+ year design life
  • 7 year warranty

Proprietary Technologies

  1. True Front Access (only on the Front Terminal products) patented front access terminal design
  2. Ohmic Ring™ provides most reliable and easy maintenance readings


  1. Meets NEBS™ GR63 CORE, GR4228/SR4228 Telcordia
  2. UL94-V0 flame retardant case and cover
  3. UL1989 compliant


  • 01.


  • 02.


  • 03.

    Outdoor Cabinets

  • 04.

    Central Offices

  • 05.

    Rack Systems

  • 06.

    Microwave Repeater

  • 07.

    Customer Premise/PBX

  • 08.

    Fiber Optic Regen Sites

  • 09.