GNB Marathon M12V125FT

Alpine Power Systems' experienced technical support & sales team is here to assist your needs:

Quality manufacturing processes for the GNB Marathon M12V125FT batteries incorporate the industry’s most advanced technologies including: an automated helium leak detection system, a computer controlled “fill by weight” acid filler, and a temperature controlled water bath formation process. Each and every unit is capacity tested.

GNB Marathon M12V125FT General Specifications:

Voltage: 12 V

8 hr To 1.75 VPC @ 25ºC: 125 Ah

10 hr To 1.80 VPC @ 20ºC: 121 Ah

Length: 559 mm, 22.00 in

Width: 124 mm, 4.90 in

Height: 283 mm, 11.15 in

Nominal Weight: 47.6 kg, 105 lbs

Short Circuit Current: 3,814 A

Internal Resistance: 3.2 mΩ

Additional Details


  • CATV & Broadband
  • Emergency Lighting
  • Security & Alarms
  • Utilities & Switchgear


  • AGM (VRLA)


Downloads & Documentation

See below for documentation relating to this product line that is available to download. To download this documentation, please click on the desired document you’d like to download and fill out the required form information fields. You will be able to view and download the documents upon completion of the download form.

  • GNB Marathon Brochure
  • GNB Marathon IO Manual
  • GNB Marathon Overview
  • GNB Marathon Specs