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MK Battery 12 Volt 225 AH Deep Cycle Gel Battery w/Automotive Post - 8G8D

MK Battery 12 Volt 225 AH Deep Cycle Gel Battery w/Automotive Post - 8G8D
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Price: $759.00 No Tax
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BatteryStuff Part #: 8G8D


MK Battery 12 Volt 225 AH Deep Cycle Gel Battery w/Automotive Post - 8G8D
Product Description

MK Battery’s Sealed Gel Cell Batteries the standard by which all other Gel Cell batteries are judged. Advanced American Technology (Made in the United States) and the use of the most modern computer-aided design and manufacturing techniques combine to make MK Battery’s Gel Cell Batteries the best money can buy.

MK Battery supplies batteries that are manufactured under the most versatile computer control battery formation system and technology to achieve the highest quality. The automated, computer controlled system provides programmed functions for steps of current, time, voltage, temperature and event control to match the performance specifications of your application requirements.


This is a Gel type 8D BCI group size battery made by MK Batteries.  It is perfectly designed to be a replacment for other 8D batteries that are Gel type in applicaitons such as Marine, RV, Motorhome, Standby Batteries, and other high demand systems.

NO SPECIAL HANDLING REQUIREMENTS ~ NON-SPILLABLE by DOT (Department of Transportation), ICAO (International Commercial Airline Organization) and IATA (International Airline Transportation Association) definitions.
Made in the United States

  • Gel Cell design yields extreme Deep Cycle service Performance rating
  • Less than 2% per month standing self discharge.
  • Maintenance Free
  • Valve Regulated
  • Float and Cycle Use
  • High Discharge Rate
  • 8D BCI Group Size Gel Battery
  • Gel Cell design may offer greater reliability in extreme temperature applications
  • Leak Proof/Spill Proof
  • High quality battery/better uniformity
  • Popular Applications: RV, Marine, Solar, Communications, Lifts, Etc.
  • MK Gel Cell Batteries REQUIERS special battery charging profile as do all Gel Cell Batteries. If uncertain if the battery charger you currently using will properly charge a Gel Cell battery please consult before using the charger. Typically RV and Marine charging systems will require modification when using Gel Cell Batteries. Note: It is very common the AGM battery is mistaken as a Gel Cell as their outward appearance, characteristics and specifications are similar.
  • MK Battery is a wholly owned subsidiary of East Penn Mfg Co (DEKA) of Lyon, PA.
Shipping valid within the 48 contiguous states. Batteries ship from various warehouses and usually deliver within 7 working days.

Most Helpful Customer Reviews
By on Apr 26, 2014, Ownership: Use regularly, Knowledge Level: I know nothing
(82 of 168 customers found this review helpful)

Pros: we are boat builders and operators

Cons: we are looking more marine equipment

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  5.00 Average Rating
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Rated 5.00/5 Stars from 1 customer reviews.
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Technical Specifications
Length 20.75
Width 11
Height 11
Weight 157
Shipping Weight (lb.) 157
DC Output Voltage 12 V
Operating Temperature -76 ° to 140 °F
BCI Group 8D
Handle 1
CA (@32°F) 1470
Reserve Minutes 25A 475
Amp/Hr 225
20 Hr. Rate Amp/Hr 225
Charging Voltage Standby Use 13.5–13.8 V
Resistance, milliohms 4
Cycle Service Charging Voltage 13.8–14.1 V
Capacity at C/100 225
Capacity at C/20 265
Model: Group 8D
Manufacturer: MK/East Penn/Deka
Manufacturer Part #: 8G8D
Made In: USA
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• Read our How Batteries Work
Instruction Manual
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Order Line: 1-800-362-5397
M–F 6am–5pm PST
Tech Help: 541-474-4421
Fax: 541-471-6014
276 Tech Way, Suite A
Grants Pass, OR 97526
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