SKU: 57558262939

Deka Battery 12V 108 Ah Gel Deep Cycle Battery - 8G31

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Description

Deka Battery 12V 108 Ah Gel Deep Cycle Battery - 8G31Advanced American Technology and the use of the most modern computer aided design and manufacturing techniques combine to make MK Deka Solar batteries the standard by which all other solar batteries are measured. Our Solar VRLA Sealed Batteries are the best the PV Solar Battery market has to offer. Made in the United States in a factory that exceeds all environmental regulations, the DEKA Solar 8G31 is a completely maintenance free, 12V, 108Ah (C 100

Advanced American Technology and the use of the most modern computer-aided design and manufacturing techniques combine to make MK / Deka Solar batteries the standard by which all other solar batteries are measured. Our Solar VRLA Sealed Batteries are the best the PV / Solar Battery market has to offer. Made in the United States in a factory that exceeds all environmental regulations, the DEKA Solar 8G31 is a completely maintenance-free, 12V, 108Ah (C/100 rate) gel deep cycle battery with STUD terminals and a rope handle, designed specifically for renewable energy applications.


Key Features & Benefits

High Capacity (108Ah @ C/100): Provides substantial energy storage for larger off-grid solar systems, water pumping, and heavy-demand applications.

Completely Maintenance Free: Sealed VRLA gel construction eliminates periodic watering, corrosive acid fumes, and spills — no watering, no equalization charging required.

Genuine Gel Technology: Electrolyte will not stratify, allowing for faster recharging and increased durability and deep cycle ability for heavy demand applications.

Low Stand Loss (<2% per month): Little deterioration during transport and storage, ensuring batteries arrive ready for service and maintain charge during idle periods.

Made in the USA: Manufactured in the United States using advanced American technology and computer-aided design for consistent, reliable quality.

STUD Terminals with Rope Handle: STUD terminals provide secure, high-current connections, while the integrated rope handle makes transportation and installation easier.

Reinforced Case Design: Resists bulging and meets safety requirements for long-term reliability in demanding solar applications.

Heat-Sealed Construction: Case and cover are heat sealed and 100% tested to prevent leaks.

Individual Plate Formation (IPF®): Ensures voltage matching between cells for optimal battery performance and longevity.

Tested to IEC-61427: GEL Monobloc batteries have been rigorously tested to international renewable energy standards.

Rated Non-Spillable: Certified by ICAO, IATA, and DOT for safe air transport — no special containers needed.

Recyclable & Environmentally Responsible: MK / DEKA takes pride in their recycling efforts, products, and people.


Technical Specifications

Specification Detail
Model 8G31-HST-DEKA
Manufacturer MK Battery
Voltage 12V
Capacity (20 Hr Rate) 97.6Ah
Capacity (C/100 Hr Rate) 108Ah
Length 12.93 in (328 mm)
Width 6.74 in (171 mm)
Height/Thickness 9.33 in (237 mm)
Weight 68.5 lbs (31.0 kg)
Terminal Type STUD (3/8"-16)
Terminal Torque 60 in/lb (6.8 Nm)
Short Circuit Current 2802A
Handle Rope handle (integrated)
Plate Alloy Pure Lead, Calcium Alloy
Container Material Polypropylene
Vent Low positive pressure, self-sealing
Electrolyte Sulfuric acid thixotropic gel
Battery Type VRLA Sealed Gel
Chemistry Lead Acid (Gel)
Stand Loss <2% per month
Certifications IEC-61427, ICAO, IATA, DOT (non-spillable)

Photovoltaic Charging Parameters

Parameter Value
Bulk Charge Max Current 30% of 20 Hr Rate
Absorption (Regulation) Charge Voltage 2.35 – 2.40 VPC
Float Charge Voltage 2.24 – 2.26 VPC
Equalize Charge Voltage 2.40 – 2.43 VPC
Temperature Coefficient 0.003 V / °C

Product Documents

Shipping Notes
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SKU: 57558262939

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Nina R
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Reviewed in the United States on April 20, 2025
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Reviewed in the United States on October 27, 2023
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Hatice Karaca
Battle Creek, US
★★★★★ 5
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Size: 1.3 Ounce (Pack of 1)
This is my 11th order of this product. I originally started using it a few years ago when my dermatologist recommended it during a period of hormonal acne. I’ve been using it ever since. I have very sensitive skin that usually reacts to almost everything, either with redness or breakouts, but I can use this cream comfortably without any issues. It is very gentle, deeply hydrating, and has become a permanent part of my skincare routine. It is definitely worth the price. Even a small amount provides excellent hydration and it lasts a long time. I also love that it has a natural ingredients and is fragrance-free.
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Reviewed in the United States on April 14, 2026
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Jill
Lowell, US
★★★★★ 5
Game changer.
Size: 1.3 Ounce (Pack of 1)
I moved out to Arizona back in 2020 and shortly after that, I became a reptile. My skin would become flaky and peel and I tried several different types of facial creams and lotions with no luck. I went to a dermatologist who recommended CeraVe, and it did help my skin to an extent. It took care of the flakiness, but I would still see the dryness, especially when I looked in the mirror up close. I recently was on Google doing a search and came across this brand. I thought I’d give them a try and though I was skeptical, my skin has not looked this good in years. My skin feels smooth, hydrated and NO greasiness. I highly recommend this product.
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Reviewed in the United States on September 1, 2025
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Kelly
Whiting, US
★★★★★ 5
Wonderfully effective and slightly bougie
Size: 1.3 Ounce (Pack of 1)
I have dry not so sensitive skin. I love the way this smells and feels on my tired parched face.
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