agm batteries optima

agm batteries optima
What is the optima yellow top amp hour rating?

I’m planning a 144v DC electric vehicle conversion. I’m looking for a decent sealed lead acid or agm battery. I have heard about optima yellow tops but I can’t seem to find out the a/hr rating on them.

The web site is www.optimabatteries.com and they don’t list the A/HR rating, just cold cranking amps.

I don’t know about the Optima’s amp-hr ratings off the top of my head, but I did see it once – maybe at EVParts.com. As I remember it, it wasn’t very competitive at $189. I am using Deka 8GGC2 batteries in my electric Geo Tracker. They are 200 AH 6-volt gel cell batteries and weigh 70 lbs each. I am using 16 of them for 96 volts. They seem to be perforning well, but overall I have less range that I would like, so if I did it again I would probably go with some big, heavy duty 12 volts and use 12 of them, or a lighter 12-volt and use 24 of them.
I have a spreadsheet I used to compare different batteries (trade-off analysis) – write me at oncetruerick2008@yahoo.com and I will send it to you.
What vehicle are you using? Have you selected a motor and controller yet? I will be glad to share my “lessons learned”.


CTEK Multi US 3300 12-Volt Smart Battery Charger


CTEK Multi US 3300 12-Volt Smart Battery Charger


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CTEK Power’s Multi US 3300 is a primary switch mode battery charger, with pulse maintenance and is a part of a series of professional battery chargers from CTEK Sweden AB. These chargers represent the latest technology within battery charging. A recent addition to the CTEK family of “the smartest battery chargers in the world,” the Multi US 3300 contains three charging modes, and automatically …

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Battery Tender Plus Gel Battery Charger The Battery Tender Plus is a 1.25 amp battery charger designed to fully charge a battery and maintain it at proper storage voltage without the damaging effects caused by trickle chargers. Included is a quick connect harness for hard to reach areas. Temperature compensated to ensure optimum charge voltage according to ambient temperatureAutomatically …

Schumacher SSC-1000A SpeedCharge Battery Charger and Maintainer with 50-Amp Battery Clips


Schumacher SSC-1000A SpeedCharge Battery Charger and Maintainer with 50-Amp Battery Clips


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The Schumacher SSC-1000A Ship ‘N’ Shore SpeedCharge Charger is a versitile, fast and efficient 12-volt battery charger/maintainer suitable for use with a variety of lead-acid battery types used in everything from tractors, motorcycles, jetskiis and snowmobiles, to those found in cars, trucks and SUVs. It features fully automatic microprocessor control; automatic multi-stage charging allowing for …

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The Deka Unigy High Rate series uses the latest AGM (Absorbed Glass Mat) technology to lower internal resistance for superior high-rate, short-term discharges delivering critical power when needed. With a 10 Year design life it continues to deliver reliable standby power when conventional standby batteries have failed. Epoxy-sealed posts to eliminate leaks. Pure lead, low calcium, high tin positiv…

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Schumacher SSC-1500A Ship 'n Shore SpeedCharge Charger with included battery clamps


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The Schumacher SSC-1500A Ship ‘n Shore SpeedCharge Charger is a versatile, fast and efficient 12-volt battery charger/maintainer suitable for use with a variety of lead-acid battery types used in everything from tractors, motorcycles, stand-up PWCs and snowmobiles, to those found in cars, trucks, RVs and boats. It features fully automatic microprocessor control; automatic multi-stage charging all…

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The Exide Select Orbital automotive batteries are a complete line of hi-tech sealed batteries, designed to meet the needs of the serious automobile battery user. These advanced-design batteries use ultra-thin high purity lead plates. This design allows us to give you some of the lowest internal resistance batteries available. Absorbant glass mat technology gives you a completely sealed battery tha…

Moeller Injection-Molded Marine Battery Box (One 27, 30 or 31-Series Battery, 13.44 x 7.75 x 10.5)


Moeller Injection-Molded Marine Battery Box (One 27, 30 or 31-Series Battery, 13.44 x 7.75 x 10.5)


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Polyethylene construction. Chemical and rust resistant, will not corrode. Constructed to meet CFR 177.150 standards. When properly installed, they conform to USCG regulations. USCG regulations require all battery boxes to be securely fastened to the deck and the vent opening must not be obstructed….

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MK Deep Cycle AGM 12 Volt Battery for Backup Sump Pumps


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$232.00


The Deka Unigy High Rate series uses the latest AGM (Absorbed Glass Mat) technology to lower internal resistance for superior high-rate, short-term discharges delivering critical power when needed. With a 10 Year design life it continues to deliver reliable standby power when conventional standby batteries have failed. Epoxy-sealed posts to eliminate leaks. Pure lead, low calcium, high tin positiv…

GOLF CART BATTERY 15.00BT


GOLF CART BATTERY 15.00BT



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Schumacher SSC-1000A SpeedCharge Battery Charger and Maintainer with 50-Amp Battery Clips


Schumacher SSC-1000A SpeedCharge Battery Charger and Maintainer with 50-Amp Battery Clips


$51.79


The Schumacher SSC-1000A Ship ‘N’ Shore SpeedCharge Charger is a versitile, fast and efficient 12-volt battery charger/maintainer suitable for use with a variety of lead-acid battery types used in everything from tractors, motorcycles, jetskiis and snowmobiles, to those found in cars, trucks and SUVs. It features fully automatic microprocessor control; automatic multi-stage charging allowing for …

Schumacher SSC-1500A Ship 'n Shore SpeedCharge Charger with included battery clamps


Schumacher SSC-1500A Ship ‘n Shore SpeedCharge Charger with included battery clamps


$54.47


Fully charges 12 Volt batteries in less time than conventional chargers. Built-in microprocessor senses battery and charging system status, adjusts charge rates and diagnoses problems. 5-year limited warranty….

Exide Orbital ORB75DT-108 Sealed VRLA (AGM) Automotive Battery


Exide Orbital ORB75DT-108 Sealed VRLA (AGM) Automotive Battery


$134.99


The Exide Select Orbital automotive batteries are a complete line of hi-tech sealed batteries, designed to meet the needs of the serious automobile battery user. These advanced-design batteries use ultra-thin high purity lead plates. This design allows us to give you some of the lowest internal resistance batteries available. Absorbant glass mat technology gives you a completely sealed battery tha…

CTEK Multi US 3300 12-Volt Smart Battery Charger


CTEK Multi US 3300 12-Volt Smart Battery Charger


$49.98


The MULTI US 3300 is a versatile battery charger in a compact format that makes it convenient and easy to charge and maintain all household vehicles. The special cold mode means that you can also charge during cold winters days without problems.; Input voltage 100–120VAC, 50–60Hz; Output voltage 14.4V/0.8A, 14.4V/3.3A, 14.7V/3.3A; Charging current 3.3A; Ripple 50mV rms, 0.13A; Ambient Tempe…

Battery Tender Plus Gel Battery Charger


Battery Tender Plus Gel Battery Charger


$64.95


Battery Tender Plus Gel Battery Charger The Battery Tender Plus is a 1.25 amp battery charger designed to fully charge a battery and maintain it at proper storage voltage without the damaging effects caused by trickle chargers. Included is a quick connect harness for hard to reach areas. Temperature compensated to ensure optimum charge voltage according to ambient temperatureAutomatically …


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