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New Name: 

E-Series AGM160 & AGM190

Batteries engineered for long‑lasting durability and reliable performance, even in the harshest environments. 

Former Name: 

Marathon High Temp FTX

E-Series AGM 160 and AGM 190 Batteries are Best for:

  • Telecommunication applications: Wireless, Broadband, Signaling, Distributed Power, Customer Premise Equipment   
  • Electric utility applications: Switchgear Control Power, SCADA, Industrial UPS 
  • Long-duration discharge applications 
  • Energy storage for critical applications in harsh environments 

Key Features:

  • Built to withstand harsh environments 
  • Multi-terminal design for flexibility during installation and maintenance 
  • Maintenance free 
  • Spill-proof design 
  • Up to 80% depth of discharge without compromising performance 

Product Overview:

  • The E-Series AGM 160 and 190 batteries support long-duration discharge applications where durability, consistency, and uptime are critical, including telecommunications and electric utility applications.  
  • The batteries are maintenance-free, support rapid charge, and offer up to 80% depth of discharge without compromising performance. 
  • The AGM multi-terminal batteries are available with front and top terminal options, providing enhanced flexibility during installation and maintenance.  
  • The sealed, spill-proof design allows the batteries to be mounted in any orientation, offering an ideal solution for cabinet enclosures and standard relay rack trays. 
Battery Technical Specifications
  • Durable flame-retardant ABS container and cover comply with UL94 V-0; 28% L.O.I. 
  • Carry handles facilitate ease of installation 
  • High-Compression Absorbent Glass Mat (AGM) technology ensures greater than 99% recombination efficiency 
  • 12 -year design life in float applications at 25°C (77°F) 
  • Lead-tin-calcium-aluminum positive alloy helps to resist corrosion 
  • Higher vent opening pressure minimizes unnecessary gassing; one-way self-resealing device 
  • Front accessible copper alloy, 8 mm, female terminals ensure low resistance, high integrity connections 
  • “Easy On\Easy Off” terminal post protector provides added safety 
  • Footprint ready: Fits in most standard 23” relay rack applications 
  • Compliance: Designed in accordance with IEC 60896-21/-22 
  • No transport restrictions: Complies with IATA/ICAO Special Provision A67; DOT-CFR Title 49; IMDG Amendment 34-08 
AGM front terminal specs table

Frequently Asked Questions

What are the E‑Series AGM 160 and AGM 190 batteries? 
Maintenance‑free AGM batteries built for long‑duration discharge where uptime, consistency, and durability matter. 

What applications are they best for? 
Telecom (wireless, broadband, signaling, distributed power, CPE) and electric utility (switchgear control power, SCADA, industrial UPS), plus other critical energy storage needs in harsh environments. 

Are they maintenance‑free? 
Yes—sealed, maintenance‑free design. 

Can they be installed in cabinets or relay racks? 
Yes—ideal for cabinet enclosures and standard relay rack trays; fits most standard 23” relay rack applications. 

What terminal options are available? 
Multi‑terminal design with front and top terminal options to simplify installation and maintenance access. 

Can the batteries be mounted in any orientation? 
Yes—the sealed, spill‑proof design supports mounting in any orientation. 

How much can they be discharged? 
Up to 80% depth of discharge without compromising performance. 

Do they support rapid charging? 
Yes—designed to support rapid charge. 

What is the expected service life? 
12‑year design life in float applications at 25°C (77°F). 

What durability and safety features are included? 
Flame‑retardant ABS case (UL94 V‑0), high‑compression AGM technology (>99% recombination efficiency), corrosion‑resistant positive alloy, higher vent opening pressure with self‑resealing device, front‑accessible 8 mm female terminals, terminal post protector, and carry handles. 

Do they meet standards and shipping requirements? 
Designed to IEC 60896‑21/-22 and compliant with IATA/ICAO A67, DOT‑CFR Title 49, and IMDG Amendment 34‑08 (no transport restrictions). 

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