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VMAXTANKS MR137-120 Group 31 Deep Cycle AGM Battery (12 V, 120 Ah)

Brand
VMAXTANKS
Model
MR137-120
SKU / part number
?[1]
Category
Batteries
chargedreviews.com/batteries/vmaxtanks-mr137-120

Energy and chemistry

Nominal voltage12 V[1]
Rated capacity120 Ah[1]
Nominal energy?
Usable energy?
ChemistryAGM[1]
Cell format?

Charge and discharge

Continuous charge current?
Continuous discharge current?
Maximum charge current?
Maximum discharge current?
Peak charge current?
Peak discharge current?
Continuous output power?
Peak output?
Maximum charge voltage?
Charge cutoff voltage?
Discharge cutoff voltage?

BMS and communication

BMS continuous current?
Communication protocols?
Wireless monitoring?
Inverter compatibility?

Operating temperature

Charging temperature?
Discharging temperature?
Storage temperature?
Self-heating?

Mechanical and mounting

Dimensions?
Weight?
Terminals?
Mounting / formatCase batterySite classificationBased on[1]
Enclosure rating (IP)?

Installation (from the manual)

Not documented in the manual

System limits

Maximum parallel units?
Series connection?
Maximum system energy?

Page 1 of 2 · Installation values · ? means nothing is recordedAggregated, often community-reported information, not official documentation. Do not rely on it for installation, purchase or compliance decisions; always confirm values with the manufacturer’s official documentation. Charged Reviews accepts no responsibility for errors.

Charged Reviews · Quick reference

VMAXTANKS MR137-120 Group 31 Deep Cycle AGM Battery (12 V, 120 Ah) · MR137-120

Warranty

Warranty term?
Warranty cycle limit?
Warranted throughput?
Capacity retention?
Cycle rating?
Estimated throughput?
Coverage starts?
Coverage conditions?
Remedy?
Labor and shipping?
Transfer to another owner?
Registration?

Certifications and listings

UL 1973?
UL 9540?
UL 9540A?
UN 38.3?
IEC 62619?
CE?

Documents and sources

  1. VMAXTANKS product page: MR137-120 12V, 120Ah, Deep Cycle Group 31 AGM Battery (captured October 18, 2026)Official product page · Revised Not stated · Checked https://www.vmaxtanks.com/vmax-mr137-120-12v-marine-agm-battery-120ah-group31.html