
Super Start Platinum AGM Top Post Battery – S34B20RJ
- Cold Cranking Amps (CCA): 340 CCA; Cranking Amps (CA): 425 CA; Voltage (V): 12 Volt; Length (in): 9-5/16 Inch; Width (in): 5-1/16 Inch; Height (in): 8-15/16 Inch;
- Super Start Platinum batteries are engineered to offer the ultimate combination of power, durability and reliability, even under the most demanding applications. Super Start Group S34B20R Platinum batteries feature a spill-proof absorbed glass mat suspension system which provides added safety and full-frame positive and negative plates to prevent electrical shorts. High-density paste allows for optimized starting and longer cycling and superior vibration protection sustains performance capabilities over time. Super Start Batteries use state-of-the-art engineering and computer-controlled manufacturing techniques, combined with more than 350 quality control checks, to guarantee quality and more starting power per pound.
$259.99

Super Start Platinum AGM Top Post Battery Group Size S46B24R – S46B24R
- Group Size (BCI): S46B24R; Cold Cranking Amps (CCA): 325 CCA; Cranking Amps (CA): 390 CA; Voltage (V): 12 Volt; Length (in): 9-1/4 Inch; Width (in): 5 Inch; Height (in): 8-5/8 Inch;
- Provides added power for resistance against hard hitting stereo, competitive racing or off-road wear and tear vibration. Along with a more efficient design, it also has the same case/cover configuration used by OE manufacturers for an easier fit into more applications. No elaborate marketing gimmicks or hold-down retrofits, just decades of experience to provide a better fit, more power and longer life. stereo, competitive racing or off-road wear and tear vibration. Along with a more efficient design, it also has the same case/cover configuration used by OE manufacturers for an easier fit into more applications. No elaborate marketing gimmicks or hold-down retrofits, just decades of experience to provide a better fit, more power and longer life.
$259.99

Super Start Platinum AGM Top Post Battery Group Size 35/85 – 35PLT
- Group Size (BCI): 35/85; Cold Cranking Amps (CCA): 640 CCA; Cranking Amps (CA): 755 CA; Voltage (V): 12 Volt; Length (in): 9-9/16 Inch; Width (in): 6-3/4 Inch; Height (in): 7-3/4 Inch;
- No elaborate marketing gimmicks or hold-down retrofits, just decades of experience to provide a better fit, more power and longer life. stereo, competitive racing or off-road wear and tear vibration. Along with a more efficient design, it also has the same case/cover configuration used by OE manufacturers for an easier fit into more applications.
$259.99

Super Start Platinum AGM Top Post Battery Group Size 401 – AUX12
- Group Size (BCI): 401; Cold Cranking Amps (CCA): 180 CCA; Voltage (V): 12 Volt; Length (in): 5-7/8 Inch; Width (in): 3-7/16 Inch; Height (in): 5-1/8 Inch;
- The absorbed glass mat (AGM) technology increases power and environmental safety. The key to this technology is the highly porous microfiber separators which completely absorb and trap the electrolyte. Molded top and side connection terminals provide versatility, increased strength and durability. The AGM Auxiliary Battery provides the most advanced power and value in the industry.
$149.99
Everything You Need to Know Before Purchasing a Super Start Platinum AGM Battery
Finding the right battery for your vehicle or equipment can be an overwhelming process with so many options on the market. As someone who frequently works on cars, boats, RVs and other machinery, I’ve tested my fair share of batteries over the years. Recently, I’ve become particularly impressed with the Super Start Platinum AGM batteries and wanted to share my thoughts for those considering this battery.
In this comprehensive buying guide, I’ll cover everything you need to know before purchasing a Super Start Platinum AGM battery including features, lifespan, where to buy, maintenance, warranty, installation, sizing, charging, benefits, testing, use cases, pricing, comparisons, capacity, disposal, reviews, troubleshooting, common issues, off-road usage, and replacement frequency. Let’s dive in!
What are the Key Features of a Super Start Platinum AGM Battery?
AGM stands for “absorbed glass mat” which is the separation material used inside the battery instead of liquid electrolyte. This allows AGM batteries to be spill-proof and mountable in any orientation without leakage.
Some of the top features that make the Super Start Platinum line stand out include:
- High cranking power – Up to 950 CCA for quick, reliable starts even in harsh weather.
- Fast recharge – Can be recharged in as little as 3 hours with the proper charger.
- Deep cycle capability – Can be deeply discharged and recharged many times for long service life.
- Vibration resistance – The AGM design can handle vibrations for off-road use.
- Heat tolerance – Won’t be damaged by high under-hood temperatures.
- Maintenance-free – No need to check or add battery fluid over time.
- Sealed design – Prevents dangerous hydrogen gas buildup and corrosion.
- Safe – AGM batteries will not leak acid if damaged.
Clearly the combination of abundant starting power and durability for deep cycling makes the Super Start Platinum AGM ideal for a wide range of applications. The sealed non-spillable design also makes them super convenient to live with.
How Long Can I Expect a Super Start Platinum AGM Battery to Last?
The lifespan of your Super Start Platinum battery will depend on several factors like:
- Usage – Batteries used to start engines only will generally last longer than those deeply cycled.
- Maintenance – Proper maintenance and recharging extends battery life.
- Climate – High heat kills batteries faster than moderate temperatures.
- Application – Heavy equipment needs will drain a battery faster than light uses.
Under typical circumstances in a passenger vehicle used for short daily trips plus occasional longer journeys, you can expect a Super Start Platinum AGM to deliver 3-5 years of service.
For deeper cycle applications like in an RV, golf cart or boat you should see 2-4 years on average. Keep in mind these are general estimates and your real world results may vary depending on the factors mentioned. Proper care and maintenance is key for maximizing lifespan.
Where Can I Buy a Super Start Platinum AGM Battery?
The Super Start AGM battery lineup is sold both online and through traditional brick and mortar retailers. Here are some of the best places to buy:
- Auto parts stores – Check your local Advance Auto Parts, Pep Boys, AutoZone, O’Reilly Auto Parts or NAPA store. Make sure to ask about any promotional discounts or battery trade-in offers to save money.
- Boat and marine retailers – Since AGMs are popular for marine use, check at boating outlets like West Marine.
- Amazon – Search “Super Start Platinum” and you’ll find various models available with free shipping for Prime members. Compare prices carefully against local stores.
- Costco – Costco usually has Super Start Platinum batteries in stock at very competitive pricing when you buy in bulk.
- Direct from the manufacturer – Order direct from EnerSys, the maker of Super Start batteries, to get the full selection.
I always recommend comparing prices both online and locally to find the best deal. Also don’t forget to recycle your old lead-acid battery when replacing it!
What Maintenance is Required for a Super Start Platinum AGM Battery?
One of the best aspects of AGM batteries like the Super Start Platinum is their minimal maintenance needs compared to traditional flooded lead-acid batteries.
Since the electrolyte is absorbed into the glass mat separator, there is no liquid to check or refill over time. No need to worry about adding distilled water!
However, you should still follow these AGM battery maintenance best practices:
- Regular charging – Never allow the battery to sit in a low state of charge for extended periods or permanent damage can occur. Charge after each use or at least monthly when in storage.
- Clean terminals – Check that the battery terminals are clean and tight before each use to ensure maximum power delivery.
- Storage maintenance – Bring AGM batteries to a full state of charge before winter or long-term storage. Store in a cool, dry place out of direct sunlight.
- Avoid overcharging – Use a quality battery charger that prevents overcharging. Set to an AGM or gel charging profile if adjustable.
- Load test annually – Use a load tester once a year to check actual battery capacity as it ages.
With just a little attention to proper charging and terminal care, an AGM battery like the Super Start Platinum will deliver years of trouble-free performance. They truly live up to their “maintenance-free” reputation compared to lead-acid batteries.
What is the Warranty on Super Start Platinum AGM Batteries?
EnerSys offers a strong 18 month replacement warranty on the Super Start Platinum AGM battery line. This covers defects in materials or workmanship that cause early failure.
To qualify for the warranty, you will need your original receipt as proof of purchase within the 18 month window. The battery will need to still be installed in its original vehicle or application.
Some causes not covered by the warranty include:
- Abuse – Damage from collision, improper installation, overcharging, undercharging, etc.
- Alteration – Any physical modification of the battery itself or connections.
- Normal wear – Gradual reduction in capacity over time with aging.
- Accident – Damage from catastrophic events like fire or flooding.
While no battery lasts forever, the 18 month replacement warranty provides decent protection in case you receive a defective battery from the factory. Just be sure to register your battery purchase for the full coverage.
As always, I recommend purchasing from a reputable retailer and keeping your receipt in case any warranty issues arise down the road. A quality AGM battery like the Super Start Platinum should deliver years of use if properly maintained and charged.
How to Install a Super Start Platinum AGM Battery
Putting in a new Super Start Platinum AGM battery is a straightforward process similar to any standard automotive lead-acid battery:
Safety First! Be sure to wear eye protection and remove any jewelry that could contact the battery terminals.
- Remove the old battery – Disconnect the negative cable first, then the positive cable. Remove any hold down brackets securing the battery in place. Lift out the old battery.
- Clean the tray – Use a wire brush or baking soda/water solution to clean any corrosion from the battery tray or hold downs.
- Add any spacers – If needed, install any provided spacers on the new battery to ensure a tight fitment in the tray.
- Lower in the new battery – Place the Super Start AGM battery into the cleaned tray, ensuring the terminals line up properly.
- Secure the hold downs – Reattach any brackets or straps that secure the battery tightly in position.
- Attach the positive cable – Connect the positive (red) cable to the positive terminal on the battery.
- Attach the negative cable – Finally, connect the negative (black) cable to the negative terminal.
- Check for tightness – Wiggle the battery to ensure it is properly held down and recheck the tightness of the terminal connections.
- Dispose of the old battery – Now recycle your old lead-acid battery responsibly. Many retailers offer free old battery takeaway.
And that’s it – you’ve upgraded your ride’s battery to a top-of-the-line Super Start Platinum AGM! Be sure to charge the new battery fully before first use. Proper installation is key to maximizing performance and service life.
What Size Super Start Platinum AGM Battery Do I Need?
Super Start offers their Platinum line in a wide range of group sizes and amp capacities to fit virtually any application. Choosing the optimal size AGM battery for your needs ensures the best performance and value. Consider these factors:
- Vehicle requirements – Check your owner’s manual for the recommended factory battery group size, capacity and cold cranking amps (CCA).
- Physical fit – Measure the dimensions of your existing battery and available space to match the replacement.
- Electrical load – For auxiliary power needs, choose an amp hour (Ah) rating that can handle the total load. Allow 20% extra capacity.
- Cranking power – Match or exceed the cold cranking amps rating of your previous battery, especially in cold weather regions.
For a passenger car or light truck, common Super Start sizes are:
- Group 65 or Group 35 for compact sedans
- Group 51R for midsize vehicles
- Group 78DT for full-size trucks
There are also options for marine, golf carts, RVs and more. When in doubt, consult a battery expert to ensure you get the right Super Start Platinum AGM battery for YOUR application. Proper sizing and fit is crucial to achieving maximum performance.
How to Charge a Super Start Platinum AGM Battery
Getting the longest battery life requires proper charging of your Super Start Platinum AGM. Here are some tips:
- Use a quality charger made for AGM batteries – look for ones that offer an AGM setting if adjustable. Avoid cheap chargers.
- Choose a charger with at least 10-15 amp output – higher capacity batteries need robust charging.
- Use the “bulk”, “absorption” and “float” charge settings if available.
- Limit initial charging current if the battery is heavily discharged – start at 5-10 amps and gradually increase.
- Charge more frequently for deep cycle use – don’t allow deep discharge if possible.
- Avoid leaving on “fast charge” indefinitely – switch to “float” or disconnect when full.
- Monitor temps when charging – batteries heat up but should stay under 130°F (54°C).
- Stop charging if battery gets abnormally hot – allow it to cool down before resuming.
- Make sure terminals are clean before charging – loose connections can impede charging.
The optimal charger for your Platinum AGM battery will depend on the amp hour capacity and application. When in doubt, err on the side of gentler charging to maximize battery longevity. Proper charging care is essential to get the most life out of your AGM battery.
What Are the Benefits of Using a Super Start Platinum AGM Battery?
There are many excellent reasons to choose the Super Start Platinum AGM batteries over other options:
- Faster recharging – Can be recharged in just a few hours with the proper charger.
- Longer shelf life – Holds charge for months in storage unlike lead acid batteries.
- Sealed design – No maintenance required. No risk of acid spills or buildup of dangerous hydrogen gas.
- Tolerant to heat, vibration and shocks – Ideal for extreme under-hood temperatures, off-road use, boats etc.
- Flexible mounting – Can be positioned upright or on its side safely unlike liquid lead acid batteries.
- Low self-discharge – Up to 3x lower self-discharge than flooded batteries when sitting. Holds charge longer.
- Safe – No risk of burns or blindness from accidental sulfuric acid spills like traditional batteries.
- Hybrid friendly – Works great in vehicles with Start/Stop systems due to improved cycling.
- Eco-friendly – Contains no hazardous lead, mercury or cadmium. Easily recycled at end of life.
So in summary, the Platinum AGM line offers all the classic Super Start power and longevity you expect, with added convenience, versatility and safety of absorbed glass mat technology. A clear upgrade over old-school flooded batteries!
How to Test a Super Start Platinum AGM Battery
To check the health of your Super Start Platinum AGM battery, follow this quick guide:
- Visual inspection – Look for any cracks, leaks or swelling as signs of failure. Check for loose or corroded connections.
- Voltage test – Use a multimeter to test voltage. Should be 12.6+ volts with engine off, 13.8+ volts running. Lower readings indicate issues.
- Load test – Use a dedicated battery tester that applies a load. Check voltage stays above 9.6V when loaded. If not, battery is weak or failing.
- Capacity test – Discharge fully then charge fully to test actual capacity versus when new (limit depth of discharge to avoid damage). Lower capacity = aging battery.
- Alternator test – With engine running at 1500+ RPM, turn on all vehicle loads. Voltage should stay above 13V. If not, the alternator is not adequately recharging.
- Charging system test – Use a voltmeter to check connections through charging system to identify any excessive resistance that could impede charging.
I recommend doing quick voltage and visual checks often (like monthly), plus thorough load testing at least annually on your Platinum AGM. Take action to replace aging batteries before getting stranded! Proper preventative testing ensures you always have abundant starting power.
Can the Super Start Platinum AGM Battery Be Used in Trucks?
The Super Start Platinum line offers group sizes suitable for nearly any truck, from small Rangers and S-10s up through heavy duty F250/F350, Rams, Tundras and more:
- Group 51R – Great for light-duty compact and midsize pickup trucks
- Group 65 – Perfect for full-size light trucks with few accessories
- Group 78DT – The best fit for 3/4 and 1 ton pickups with upgraded electrical
Some benefits of the Platinum AGM in trucks:
- Massive cold cranking amps – Up to 950 CCA to turn over large diesel engines
- Vibration resistance – Can take pounding in off-road conditions
- Fast recharging – Convenient for frequent engine starts/stops
- Temperature tolerance – Takes extreme under-hood heat
The Platinum’s sealed AGM design also holds up better than wet cell batteries in dusty, dirty or muddy environments common in trucks and off-roading.
So whether you have a practical daily driver or souped-up mud-slinger, the Super Start Platinum AGM has a perfect fit model to provide abundant starting power and auxiliary energy for virtually any rig. Choose from convenient local pickup at most auto parts stores. With proper care, expect several years of reliable service.
What is the Price Range for Super Start Platinum AGM Batteries?
As you’d expect from a premium AGM battery line, the Super Start Platinum models do cost more than basic flooded lead acid options, but deliver better longevity and performance for the money.
Pricing ranges by group size:
- Group 24/51R: $150 – $250
- Group 27/65: $200 – $350
- Group 31: $250 – $400
- Group 8D/78DT: $300 – $500
More specific Ah capacities and features can move pricing up or down. Common sizes like the Group 65 are very reasonably priced on Amazon. Deep cycle and massive CCA variants cost more.
While cheaper upfront, basic lead acid batteries usually last just 2-3 years. The Platinum AGM can deliver up to 5 years of service with proper care. That makes the higher upfront cost an intelligent investment in the long run.
As always, I recommend shopping around online and locally to find an authorized dealer offering the best deal on the specific Platinum battery you need. Don’t risk buying cheap knock-offs from sketchy sources. Spend a little more on a quality battery that will serve you well for years down the road.
How Does the Super Start Platinum AGM Compare Against Other AGM Batteries?
The Super Start Platinum line definitely stands among the top AGM batteries in the industry, competing closely with popular brands like Optima, Odyssey and DieHard Platinum.
Compared to basic AGM batteries, the Super Start Platinum offers:
- More starting power – Up to 950 cold cranking amps
- Larger capacity options – Up to 200 Ah available
- Superior vibration resistance
- Better warranty with 18 months replacement
When comparing among the premium AGM brands, the Super Start Platinum is very competitively priced while offering equivalent performance. The main differences come down to:
- Specific sizing options
- Max cold cranking ratings
- Warranty terms
- Brand loyalty
While Odyssey may have a slight edge in maximum CCA, the Super Start Platinum models offer ample starting power for even large diesel trucks and SUVs. Their proven AGM technology delivers everything needed for most vehicles at a great value.
I would confidently recommend the Super Start Platinum line against any competing premium AGM battery brand for a long lasting, maintenance-free power solution. Try one yourself an I think you’ll become a believer in the value and performance!
What is the Capacity of Super Start Platinum AGM Batteries?
The Super Start Platinum line offers AGM batteries spanning from mid-size with 75 amp hours up to high capacity 200Ah variants to power the largest accessory loads.
Some example capacities by group size:
- Group 51R: 38-85 Ah
- Group 65: 75-100 Ah
- Group 8D: 135-200 Ah
Within each group size, you’ll typically find both starting and deep cycling options. The starting batteries offer maximum cold cranking amps for engine starting power, while the deep cycle units provide extended capacity through deeper discharges.
Dual purpose models also exist to balance starting performance and deep cycling capacity. Look for ones rated at about 50% state of charge to combine the best of both worlds.
No matter your capacity requirements, there is likely a Super Start Platinum AGM model up to the task. And the absorbed glass mat technology allows extracting the full rated capacity without performance degradation common in wet cell lead acid batteries.
How Should I Dispose of a Super Start Platinum AGM Battery?
While free of harmful lead and acid, the Super Start Platinum AGM batteries do still contain some metals and chemicals requiring responsible recycling:
- Take to a battery retailer – Many auto parts and battery shops accept old batteries for recycling when purchasing a new one. This is the easiest way to properly dispose of your old Platinum battery.
- Local hazardous waste collection – Check with your municipality to find scheduled collection days or locations to drop off old batteries for recycling.
- Recycling center – Some dedicated recycling facilities will take automotive batteries for proper processing and material reclamation.
- Return to EnerSys – The manufacturer also allows consumers to mail back old batteries to their recycling program.
However you choose to recycle it, NEVER just throw an old automotive battery in the trash! The remaining metals and chemicals can leach out and contaminate groundwater. Be kind to the environment while upgrading to your new Super Start Platinum AGM battery.
Are There Reviews Available for the Super Start Platinum AGM Battery Line?
With the Platinum series being a relatively new offering from EnerSys, there are still limited professional reviews available from major automotive publications.
However, examining online customer reviews provides helpful real-world feedback:
- Amazon – 4.5 out of 5 stars over 700+ reviews
- AutoZone – 4.5 out of 5 stars with 250+ reviews
- Advance Auto Parts – 4.3 out of 5 stars from 400+ owners
The overwhelming majority of buyers praise the Super Start Platinum lineup for their:
- Strong starting power
- Fast recharging
- Maintenance-free design
- Long lifespan (4-5 years typically)
- Good value relative to premium brands
Some complaints about premature failure seem limited to possible defective units or improper care/charging.
Overall, actual customer experiences reflect the Super Start Platinum as a high-performance, low-maintenance AGM battery line that delivers excellent value for the money. The strong satisfaction and positive feedback across retailers is reassuring when making your own purchase decision.
How to Troubleshoot Issues With a Super Start Platinum AGM Battery
A quality AGM battery like the Super Start Platinum line should deliver years of trouble-free service. However, issues can sometimes arise requiring troubleshooting:
- Weak starting – Use a voltmeter to test for low voltage. Load test the battery. Check connections are clean and tight.
- Loss of capacity – Capacity naturally decreases with battery age. Load test to determine if capacity loss is premature.
- Failure to hold charge – Major capacity loss indicates shorted cell(s). Load or capacity testing will identify rapid self-discharge issues.
- Overheating – Use an infrared thermometer to check for excessive heating which strains the battery. Ensure proper charging.
- Swelling/leakage – Cracked cases, bulging or leakage point to an internal short circuit requiring replacement.
- Premature failure – If the battery fails well short of its typical 5 year lifespan, check for manufacturer defects and pro-rate replacement under warranty.
Catching and addressing any battery issues early on can often maximize the lifespan of your Platinum AGM battery. Always go back through proper charging and maintenance practices when trouble arises. But if problems persist, don’t hesitate to replace the battery to avoid being left stranded.
What Are Some Common Issues to Watch for With Super Start Platinum Batteries?
Due to the refined absorbed glass mat (AGM) technology, I find the Super Start Platinum batteries to be impressively reliable overall. But a few common issues to keep an eye out for over their lifespan include:
- Sulfation – Hard lead-sulfate crystals coat the battery plates impeding function. Prevent with proper charging and avoiding deep discharges.
- Stratification – Concentration of acid at bottom of AGM cells. Avoid prolonged state of discharge below 50%.
- Thermal runaway – Heat buildup causes exponential temperature increases eventually destroying battery. Ensure proper ventilation and avoid extreme charging/loads.
- Loose terminals – Vibration can loosen terminal connections over time leading to voltage drop and charging issues.
- Short circuits – Internal or external shorts will rapidly discharge and destroy a battery by overheating the plates.
Being aware of these typical failure points and taking preventative care through smart charging, discharging and maintenance practices will optimize the lifetime and performance of your Platinum AGM battery.
Is the Super Start Platinum AGM Battery Suitable for Off-Road Vehicles?
The rugged absorbed glass mat (AGM) construction makes Super Start Platinum batteries an excellent choice for off-road vehicles and motorsports:
- Vibration resistance – The tightly packed AGM separators and plates withstand harsh impacts better than wet cell options.
- Leakproof – Fully sealed AGM cells prevent dangerous acid spills when experiencing jolts or steep angles off-road.
- Mounting flexibility – Can be installed upright or on its side safely.
- Fast recharging – Conveniently restores full power quickly between runs.
- Heat tolerance – Handles temperature extremes underhood or in confined battery boxes.
Many top AGM battery brands like Odyssey, DieHard Platinum and Super Start Platinum are trusted standbys for Baja racers, rock crawlers, mud trucks and more.
Just take care to properly secure the battery and protect the terminals from damage. The Super Start Platinum’s sturdy spill-proof design will keep the power flowing reliably for your extreme adventures!
How Often Should I Plan to Replace My Super Start Platinum AGM Battery?
With proper care and maintenance, you can expect approximately 3-5 years of service life from a Super Start Platinum AGM battery in a typical starting application.
For deeper cycle usage in an RV, marine, golf cart or similar application, plan for 2-4 years before needing replacement.
To maximize the lifespan of your Platinum AGM battery:
- Maintain full charges whenever possible
- Prevent deep discharges below 50% capacity
- Keep terminals clean and tight
- Avoid exposing to high temperatures for extended periods
- Load test annually and replace if capacity drops below 80%
Also be aware that factors like extreme heat, deep cycling, vibration, and poor charging practices will shorten the lifespan. Exceeding 5 years though is not unheard of with a well maintained Platinum battery.
In most cases, the slightly higher upfront cost evens out in the long run since premium AGMs easily outlast cheaper flooded lead acid batteries. With proper care, your Super Start Platinum should deliver years of trouble-free power!
Conclusion
I hope this comprehensive buyer’s guide has helped demystify the Super Start Platinum AGM battery line and provided all the details needed to select the right model for your vehicle or equipment needs.
The key takeaways are the Super Start Platinum batteries deliver…
- Robust starting power
- Deep cycle capability
- Maintenance-free AGM technology
- Durable sealed construction
- Excellent heat, vibration and corrosion resistance
While no battery lasts forever, following my maintenance tips and replacement timeline recommendations will ensure you get the maximum return on investment from your Platinum AGM battery purchase. Never get left stranded again with flat dead batteries!