Tel: (51-1) 717-8340





 High density pasted plates for high cycle life

Low calcium Lead/Tin alloy plates for efficient gas recombination for long life in both cycling and float applications

Absorbent Glass Mat (AGM) technology for efficient gas recombination of up to 99% and freedom from electrolyte maintenance.

Multicell design for economy of installation and maintenance.

 True Front Access threaded copper alloy inserts for reduced maintenance and increased safety.

Terminal versatility - ease of diagnostic readings with C&D Ohmic Ring

 Reduced headspace driving higher energy density, in cabinet or rack applications.

Can be used in any orientation. Upright, side, or end mounting recommended.

Thermally welded case-to-cover bond to eliminate leakage.

High-strength, leak-free polymer container allows for non-restricted shipping;

Water: non-hazardous per IMDG Amendment 27

Surface: non-hazardous per DOT-CFR title 49,

171-189 Air: IATA/ICAO, provision A67

UL-recognized component

Battery hardware and removable carrying handles included

Excellent choice for both stand alone PV systems and hybrid systems


Cells Per Unit

Nominal Voltage Per Unit



VRS12-155F 115lbs (53kg) VRS12-175F 131lbs (60kg)

Discharge: -40°F (-40°C) to +160°F (71°C)

Charge: -10°F (-23°C) to +140°F (60°C)

Operating Temperature Range

Optimal Operating

Temperature Range

+74°F (23°C) to +80°F (27°C)

Recommended Maximum Charging

Current Limit

30 amperes per 100Ah @ C20

Float Charging Voltage

13.62 to 13.8 VDC/unit Average at 77°F (25°C)

Equalization and

Cycle Service

Charging Voltage


14.4 to 14.8 VDC/unit Average at 77°F (25°C)

Maximum AC Ripple

0.5% RMS or 1.5% P-P of float charge voltage recommended for best results

Maximum voltage allowed = 4% P-P

Maximum current allowed = C20 RMS (20 Amps)


Self Discharge

Up to 6 months at 77°F (25°C) and then a freshening charge is required.

Batteries stored at temperatures at greater than +77°F (25°C) will require recharge

sooner than batteries stored at temperatures less than 77°F (25°C).

See C&D bulletin 41-7272, Self Discharge and Inventory Control for details



Factor (Charging)

+3 mv/F per cell when operating, below 77°F (25°C)

-3 mv/F per cell when operating, above 77°F (25°C)



Threaded copper alloy insert terminal to accept ¼-20 UNC bolt

Terminal Hardware

Initial Torque

110 in.-lbs (12.4 N-m)

The VR Solar® TFA, with its grid alloy and high paste density, provides superior performance in both high cycling and float applications. This VRLA/AGM battery is designed to be easy to install and maintain, and offers long life and exceptional performance.


Copyright 2005-2015 LGT SOLAR EIRL.

LGT Solar E.I.R.L    Av. La Molina 3443 Oficina 10 La Molina Lima, Perú