It’s also important to note that while we. ☕🍩 If this video helped you & you would like to make a modest donation to the channel, why not buy me some coffe. Item# 167987. The Genius 5 is a 5 Amp battery charger and maintainer. Battery Life Saver. Each 12-volt battery bank provides up to 10-amps of pure charging power, plus doubles as a battery maintainer and battery desulfator. com FREE DELIVERY possible on eligible purchasesBatteryMINDer 128CEC2: 12 Volt-2/4/8 AMP Battery Charger, Lithium Battery Maintainer, and Battery Desulfator. 147 D Woodbury Rd. There are a few different ways to desulfate a lead acid battery. 75-Amp Car Battery Charger, 6V and 12V Smart Fully Automatic Battery Charger Maintainer, Trickle Charger, Battery Desulfator for Car, Lawn Mower, Motorcycle, Boat, Marine Lead Acid Batteries. You can desulfate a battery with energy stored through a PWM (Pulse-width modulation) control circuit, which also adjusts amp output. Feb 24, 2012. To increase internal-resistance measurement accuracy. How To Desulfate A Battery? (2 Effective Methods) by UniEnergy Technologies Battery It doesn’t matter whether you own a small UPS system or a huge, expensive car. . Meet the GENIUS1 - Similar to our G750, just better. 95. PIC12F629 Lead-Acid Battery Desulfator. Guaranteed to. Battery Desulfators Benefits. battery. Charge the golf cart battery with a slow charger overnight or for at least 12. Car Battery Charger, 12V 6A Smart Battery Trickle Charger Automotive 12V Battery Maintainer Desulfator with Temperature Compensation for Car Truck Motorcycle Lawn Mower Marine Lead Acid Batteries. 78 On Amazon . 7 out of 5 Stars. 3 Reviews Add Your Review . The Tornado4000 is more than just a smart compact battery charger. The recommended 'Batteryminder' is over $100 , and according to its reviews can (but not necesseraly will) revive even completely dead batteries. Battery Life Savers BLS-36N Desulfator for 36V Golf Carts. BLS-12N Battery Life Saver Rejuvenator Desulfator. Desulfator Circuit and Theories Figure 2-1: 12 volts battery desulfator Note: In the battery desulfator design, the value for C2 should have been 0. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator. 1. STEP 4 Dip your old or spare toothbrush in the baking soda and water solution. Click Yes in the UAC prompt. Proposition 65: Lead Compounds. $38. Sent from my SM-N976V using Tapatalk. If you want the longest possible life and performance from your batteries there is no other product better. Here are links to the instructions to build the Low Power (circuit design above, and finished example circuit pictured below) and the High Power versions of the circuit. 85. I don't think a desulfater is going to work on an AGM battery. 17 Items Found. 50 USD. Sort By. 2. Manufactured by BATTERY LIFE SAVER. Check for smoke. The years of testing has produced empirical data that shows the effect on lead plates and validates their use as a battery desulfator. 00. Rated at 5-amps, this desulfator works for all kinds of lead-acid and lithium-ion batteries such as flooded, gel, AGM, and marine and deep-cycle batteries. Gently shake the battery to ensure that the Epsom salt is well distributed. Intelligent Auto Pulse Battery Desulfator IP66 waterproof plastic box Auto Pulse Battery Desulfator ht. Eliot. Using a compatible desulfator or an appropriate battery charger is the best approach to desulfate an AGM battery. 4 out of 5 stars 1,114The 1510 desulfator charger includes full-time automatic high frequency pulse desulfation (not high voltage), which helps extend the life of a battery up to four times over its normal life. 27. 4. The direct drive desulfators charge a capacitor bank to a known voltage and dump that energy into the battery as current. Pulsetech 735X453. 1 What You Will Need: 1. Battery Desulfator is non hazardous. $251. Please contact our Tech Support Department for more information. General purpose electrolytic capacitors will yield an output of 30 to 50 amps. The market for battery desulfators has exploded over the last few years as new companies and technologies come to market armed with the latest research & maintenance techniques. These should only be initiated after the battery has spent many hours held at 14. To qualify for this offer, your order subtotal must equal $100 or more. Please note that due to time constraints, I am not able to answer desulfator related questions any longer. $23. Founded in 1994, PulseTech is the world leader in recovery, charging, maintenance, and testing of all 12-volt and 24-volt battery systems. Batteries for . $161. Save with. Hi everyone, After reading so many articles on Battery desulfator i've decided to come out with my version of Battery desulfator using. 379 reviews. 750 Peak Amp Portable Car Battery Jump Starter and Power Pack. This location is much rarer than under the seat but is present on some models. : Battery Chargers - Amazon. Battery Life Savers BLS-48N Desulfator for 48V Golf Carts. Thermoil has been treating batteries since 1992. It is essential to charge the battery fully and avoid overcharging. Qty. 95. Dewalt DXAEC2. Golf cart Battery Charger, 48V 13A and 36V 18A Trickle Battery Charger,48 Volt cart Golf Charger,for 48 Volt Club Golf Car,Lithium,LiFePO4,Lead-Acid AGM/Gel/SLA. 99. 3 Reviews . BLS-12/24-B is a higher powered version of BLS-12-A. It is compatible with all types of 12 V lead batteries, making it an ideal option for boats, trolling motor, lawnmower, cars, and watercraft. It works incredibly well for AGM and flooded batteries and is incredibly easy to use. Rating: 100%. PP-48-L. It's best recommended we wait about 12hours after battery is disconnected from charger and circuit. Rating: 100%. SP-3 3 Watt Panel. BLS-12N Battery Life Saver Rejuvenator Desulfator. . EXTENDED BATTERY LIFE - Automatic full time desulfator reverses sulfation (a build up of lead sulfate crystals) the primary cause of early battery failure by using a patented range of high frequencies to safely remove sulfation and recondition weak batteries. Line: BTD. For any difficulty using this site with a screen reader or because of a disability, please contact us at 1-800-444-3353 or cs@harborfreight. This page is intended to provide builders of the battery desulfator circuit, as originally shown in Home Power Magazine , issue number 77, with additional information and very important corrections to the original diagram. This small, lightweight and waterproof charger uses patented pulsating charge algorithms to dissolve the sulfate crystals and send them back into solution. 9v. 06. CONS. 98. The Battery Desulfator With the Most Reviews. Rated at 5-amps, this desulfator works for all kinds of lead. Firstly, we need to take approximately 200-250 grams of Epsom salts. Sulfation refers to the process of building up lead sulfate crystals inside a lead-acid battery. A battery desulfator or reconditioner is an electronic device that cleans the internal battery plates to remove lead sulfate. This sulfating process also weakens the electrolyte and this combined with the gradual coating of the plates. 1500. NOCO GENIUS5, 5A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for. 4. com FREE DELIVERY possible on eligible purchasesBatteryMINDer 1500: 12 Volt-1. The Original Charger & Desulfator PulseTech products created the first and safest battery recovery tool using their patented frequency based charger desulfator ( XC100-P Xtreme charger ) that attacks and dissolves the sulfate crystals. BatteryMINDer® Model 1500 features a SmarTECHnology™ plug 'n run 1. IFeb 22, 2020. SC1309. Store SKU # 1006110629. $25. C12 means 12V battery bank,C24 means 24V battery bank. Save $2. Then brush it on the battery terminals to remove any corrosion. BatteryMINDer® Model 2012-AGM: 12-Volt 2 AMP Charger-Maintainer-Desulfator for Optima, Odyssey, Polaris, Yuasa & other High Performance Specialty 12 Volt Sealed AGM Lead-Acid Batteries. YONHAN Battery Charger 10-Amp 12V and 24V Fully-Automatic Smart Car Battery Charger, Battery Maintainer Trickle Charger, and Battery Desulfator with Temperature Compensation. Proposition 65: Lead Compounds. 95. The following are the three main benefits of desulfating a battery: Long Lasting. 85 $ 25. Using PWM. 5% off coupon Details. The AGM batteries can be desulfated using a compatible battery charger or desulfator. The GENIUS10 is a 6-volt and 12-volt battery charger, battery maintainer, and battery desulfator rated at 10-amp for lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries. No buttons to press — the diagnostic LED indicators display the battery's condition and actual state-of-charge profile. [ SIDE NOTE Do not use a pulsing charger on a lithium battery. 42 U2** 79L12 12 V regulator 0. 5 Amp Battery Charger Maintainer Desulfator. 267 reviews. Add to Cart. DieHard 71219 – Best Battery Maintainer Overall. The Battery Life Saver electronic desulfator solves the battery’s problem of the build up on their plates, lead sulfate that accumulates in a crystal form that is very much inert. With all the versions out there which have you all had the best luck with. Add to List. . The 25-amp Black & Decker BC25BD (around $66) is the company's most advanced model in this category. Schumacher SpeedCharge Battery Charger/Trickle Charger/Desulfator/Engine Starter — 6/12 Volt, 2/12/30/100 Amp, Model# SC1308 Only $ 179. $. Add to Cart. 01 ounces lightweight design makes it easy to port. The. 750 Peak Amp Portable Car Battery Jump Starter and Power Pack. When using Epsom salt, follow these easy steps to treat most starter batteries. 1. Simplest Charger/desulfator Ever: This charger can charge almost any battery type at any voltage. BatteryMINDer Solar Battery Charger/Trickle Charger/Desulfator — 12 Volt, 1. Meet the NOCO GENIUS2, one of our most powerful, highest-performing, energy-efficient, and compact portable universal battery chargers yet. It is also a battery desulfator with temperature compensation. 2. 12 Volt Desulfation & Battery Restoration. $9999. 1. 4 How to use a battery desulfator. $129. Mini-D is a battery desulfator. $18. More Buying Choices $66. With the transformer in place, the mains voltage steps down to 15V AC, ideal for the 12-volt battery. com Fresh, New Stock. 0. $129. Car Battery Charger, TOPDON T4000 4A/1A Auto Smart Battery Maintainer Desulfator for Lead-Acid/Lithium ion Batteries. 00. See full list on autoquarterly. This helps the battery regain its strength, like a warrior ready for battle. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator. com FREE DELIVERY possible on eligible purchasesSTEP 2 Remove the batteries from the cart using your wrench. Now, add Epsom salt to the hot water and stir it until it has dissolved into a solution. If a 12V lead-acid battery sits with a voltage below 12. 00. 75-Amp Car Battery Charger, 6V and 12V Smart Fully Automatic Battery Charger Maintainer, Trickle Charger, Battery Desulfator for Car, Lawn Mower, Motorcycle, Boat, Marine Lead Acid Batteries Car Battery Charger Automatic, 6/8/12/14/16/24V Adjustable Voltage Battery Charger 0-10A, Battery Maintainer, Smart Trickle Charger. 17 Reviews . 95. 5 volts DC to power on-board devices drawing up to 4 amps. The lead sulfate crystals are broken down (more or less successfully) in the charge cycle. If electricity pulses of low power, but high frequency and high voltage are sent into the battery, rhythmic resonance of the plates causes the crystal deposits to split and the sulfate comes back to the electrolyte solution. 35 (Was US$23. 022 µF. The PulseTech PP48L (735x048) is designed Especially For Frequently-Charged 48-Volt Battery Systems. 47" 2 stage front QT Snow Blower. Get a FREE Motobatt Mini Pocket Sized Voltage & Alternator Quick Tester with the purchase of a new BLS. In addition to its single-button automatic charging, it also offers a 75-amp engine-start mode that can get you back on the road in about a minute and a half. July 5, 2009. 200. A desulfator or battery reconditioner is defined as a device that restores the capacity of a lead-acid battery. Electronic desulfators are the safest and the most effective way to keep your batteries free of damaging sulfation. 3V, sulfur crystals will begin to form on the lead plates. BatteryMINDer 1500 | 12v 1. Learn how to prolong the lifespan of your car battery with a battery desulfator, a device that can remove sulfation and charge your. The desulfator should be installed as close as possible to the battery terminals. The 1500 features BatteryMINDer’s SmartTechnoloy that automatically charges and pulses the battery to help extend battery life. $289. It features our all-new hyper-density technology making it the most compact, lightweight and energy efficient battery charger on the market, plus an. I haven't tried the desulfator as a charger idea yet. We cut out the middleman and pass the savings to you! Fact #1: The Battery Sitter’s high voltage desulfation mode cannot engage if vehicle electronics / wiring are sensed. I built a buck-boost inverter type desulfator for under $30 in parts which I put to use on a number of scrap batteries I found at the recycle center. #1. Check the water level in each cell of the battery and add distilled water if necessary. The battery terminal voltage is allowed to rise to between 2. Not only did the treated forklift batteries last longer than the non-treated ones but during this 13 and one half years the treated batteries only needed water every 3 months, never had any corrosion, never needed to be pressured washed or needed acid adjustments and never needed cables. This is beyond the capability of a voltage doubler. EBAY. Make sure to ask the shopkeeper if the desulfator is AGM battery supported. 13,721. 51 $ 20. BatteryMINDer® Model 128CEC2: 12V 2/4/8 AMP Charger-Maintainer-Desulfator & Lithium Charger Maintainer. List: $39. STEP 3 Prepare a mixture of baking soda (2 parts) and distilled water (1 part). 2. 307. Desulfators are devices that help to remove sulfate buildup from lead-acid batteries. A tutorial on lead acid battery desulfation methods. 2. To achieve the criteria for Balanced Charging you simply need to start one of the charging leads from the opposite direction. BatteryMINDer® Model 1510: 12-Volt 1. Dewalt DXAEC2. $136. I test a battery desulfator on 2 batteries. 99. Ampeak Battery Charger,2A/8A/15A Car Battery Charger,6V/12V Fully Automatic Smart Battery Maintainer with Winter Mode, Auto Desulfator, Battery Recondition, for All Lead-Acid and LiFePO4 Batteries TowerTop 2/15/25 Amp Car Battery Charger, 6V/12V Fully Automatic Smart Battery Maintainer with Engine Start, Auto. 1. BLS-12/24-B is a higher powered version of BLS-12-A. Have a Battery Minder that seems to desulfate well. 979. 5 amps of current per 100Ah of capacity to get voltage up that high initially. 48 Volt PowerPulse PP-48-L Lead-Acid Battery Desulfator. 4. PP-12-L Desulfator. 95. 2. 1. . Add to Cart . 3K+ bought in past month. Rating: 100 % of 100. Amperage. No Hassle Return Policy. Buy Clore Automotive PL4050, Pro-Logix 4-Bank, 20-Amp (5-Amp Per Bank) Fully-Automatic Smart Charger, 6V and 12V Battery Charger, Battery Maintainer, and Battery Desulfator with Temperature Compensation: Battery Chargers - Amazon. Charge it up to full capacity and let it rest for a few hours. with the pulser on the battery. Suitable additives are magnesium sulfate (Epsom salt), caustic soda and EDTA (EDTA is a crystalline acid used in industry). BatteryMINDer® Accessory: BC-AA 2415: Insulated Battery Clip Cord Set. 10K+ bought in past month. Both Battery MINDer and Pulse Tech offer devices that are solely designed to combat sulfation and restore the health of the electrolyte inside your batteries. Comes with plier type battery clips. The GENIUS2 is a 2-amp (30-watt) - 100-240VAC 50-60Hz - 6-volt and 12-volt heavy-duty battery charger, battery maintainer, trickle charger, float charger, and battery desulfator for up to 40 amp-hours. 6 Step 6: Check the Voltage Reading of Each Cell. SCORE. But it probably depends upon many factors in how the sulfation occurred. For more detailed information, please check out this report:working with hundreds of batteries, usi. Best Value. Car Battery Charger, 12V 6A Smart Battery Trickle Charger Automotive 12V Battery Maintainer Desulfator with Temperature Compensation for Car Truck Motorcycle Lawn Mower Marine Lead Acid Batteries. It's been connected for about the same 3-4 months - and result is obsious on the picture attached - under ~100A load and after 4-5 miles since charge - battery with desulfator started going below reasonable voltage, while all others still hold voltage well, and capable of doing another 3-4 miles easy. Meet the GENIUS1, one of our most powerful, highest-performing, energy-efficient, and compact portable universal battery chargers yet. 48 Volt PowerPulse PP-48-L Lead-Acid Battery Desulfator. . 6/2/40/200A 6/12V Fully Automatic Battery Charger/Engine Starter. (Battery voltage after charge) - (battery voltage after 1ohm resistor connected connected for around 5 seconds or once battery looks stable) * 1. Test the specific gravity of the electrolyte with a hydrometer and record the readings for each cell. It also incorporates a large heat sink and internal cooling fan designed to maintain a stable temperature during operation. 38 C3 0. 95. Lithium batteries have a very low rate of self-discharge and. Juice up your vehicle with battery chargers, maintainers and desulfators by CAT, DEWALT, MotoMaster, NOCO, Schumacher, Battery Tender and more top. NOCO GENIUUS, 4. 52. Suitable additives are magnesium sulfate (Epsom salt), caustic soda and EDTA (EDTA is a crystalline acid used in industry). Start out by locating your battery on your golf cart. The GENIUS5 is a 6-volt and 12-volt battery charger, battery maintainer, and battery desulfator rated at 5-amps for lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries. Desulfators work by sending high-frequency pulses of energy into the battery, which helps to dissolve the sulfation buildup over time. Check the water level in each cell of the battery and add distilled water if necessary. Push-button Selection for ALL battery types and charge rates. $136. The desulfator circuit a gadget that feeds the battery regularly with brief yet hard pulses whilst it discharges slightly between the pulses. La nouvelle génération de chargeurs de batterie a une fonction "repair". One of the easiest ways to prevent battery sulfation is proper battery storage. This large amount of reviews signalizes that many people are using it, with most of them beeing satisfied. 【Superior Safety】- Safely charged, refuses to explode when. Was $ 149. The batteries treated with Thermoil lasted on average 13 and one half years. 0022 µF, not 0. $18. 275A 6/12V Battery Charger/Engine Starter. Replacing the G3500, the Genius5 is 35% smaller than the old. Power Pulse 12 Volt Desulfator PP-12-L . A conventional charger may be used, however owing to the danger of harming the battery, we do not suggest it. Clean the battery terminals: Using a mixture of baking soda and water, clean the battery terminals and cables to remove any corrosion or buildup. Not only did the treated forklift batteries last longer than the non-treated ones but during this 13 and one half years the treated batteries only needed water every 3 months, never had any corrosion, never needed to be pressured washed. PRODUCT OVERVIEW: battery desulfator, battery regenerator, battery rejuverator. Free 1-day. Schumacher SC1359 is a smart and reliable battery maintainer that can charge and maintain 6V and 12V batteries for cars, trucks, SUVs, marine, and RVs. I found four 12 volt, lead acid batteries with four different problems. 50), Amazon. BatteryMINDer® 28252-AA: 28-Volt @ 25- Amp Ground Support Power Supply-Fast Charger-Maintainer-Desulfator (Worldwide Usage) $803. It. com FREE DELIVERY possible on eligible purchasesContents hide. MOTOPOWER MP00206A 12V 1. Unfortunately, 12V Lead Acid Battery Desulfator SLA AGM Battery Life Extender with Shell Product Parameters: INPUT VOLTAGE: 12Vdc OUTPUT VOLTAGE :30V (pk-pk) RATED CURRENT:40mA Average FREQUENCY RANGE :1. This BatteryMINDer charger can maintain up to four 12 Volt batteries at one time when connected in parallel by using SmarTechnology ™ Y-Connectors (part. The PulseTech PP24l (735x024) is designed Especially For Frequently-Charged 24-Volt Battery Systems. AGM batteries Have a Lower Sulfation Rate. INTRODUCTION In the last few years there has been a growing interest in batteries, they have revolutionized the way of storing electrical energy. I test a battery desulfator on 2 batteries. With a sulfated battery when the sulfates fall off the plates. When I connected the device in a battery, the circuit is working. Increasing the battery temperature to 50–60°C (122–140°F) during the corrective service further helps in dissolving the crystals. 2-Bank, 4-Amp Battery Charger, Battery Maintainer, and Battery DesulfatorBalanced Charging. IFeb 22, 2020. Secondly, using a thermometer to check the temperature, heat around half a liter of distilled water up to 150 degrees Fahrenheit / 65 degrees Celcius. 6 4. 73 volts. It utilizes pulse current to desulfate the sulfation of the battery at its resonant frequency. RANKING. As an experiment, I made a lead acid battery desulfator. Reverses and prevents the harmful effects of battery sulfation. $113. Battery Charger,Battery Maintainer, Trickle Charger, and Battery Desulfator for Car,Boat,Motorcycle, Lawn Mower. 3 out of 5 stars 600 2 offers from $72. $129. 1. 99. ( 187 Reviews ) Save 28 %. Furthermore, we recommend integrating a transformer rated 25% higher than the battery voltage. Permanent sulfation sets in when the battery has been in a low state-of-charge. 5 Step 5: Leave the Battery Charged for 15 to 20 Minutes. 1K+ bought in past month. Simply connect the desulfator to your battery, follow the manufacturer’s instructions, and let it work its magic. You're currently reading page 1; Page 2; Page 3; Page Next; Show per page. 25% Off. I presume in conjunction with a trickle charger? I built the high power pulse charger a couple of days ago and put it on the 33Ah battery. Jul 27, 2017. 8K+ bought in past month. REVIEW. FEATURING SMARTECHNOLOGY – Model 1500 features a SmarTECHnology plug’n run 1. Maximizes battery life and capacity, reconditions weak. BatteryMINDer® Model 128CEC2-AA-S2: 12V 8 AMP GILL® Aviation Battery Charger-Maintainer-Desulfator. The Original Charger & Desulfator PulseTech products created the first and safest battery recovery tool using their patented frequency based charger desulfator ( XC100-P Xtreme charger ) that attacks and dissolves the sulfate crystals. 5% coupon applied at checkout Save 5% with coupon. Part No. GJ Staff. Add to Cart . 0 items in your cart. $124. 75-Amp Car Battery Charger, 6V and 12V Smart Fully Automatic Battery Charger Maintainer, Trickle Charger, Battery Desulfator for Car, Lawn Mower, Motorcycle, Boat, Marine Lead Acid Batteries Car Battery Charger Automatic, 6/8/12/14/16/24V Adjustable Voltage Battery Charger 0-10A, Battery Maintainer, Smart Trickle Charger. This crystal growth. There are battery charger/desulfator units, solar powered desulfators, multi-bank desulfator/maintainers, and desulfating-only units, as well as high end military units, but for forklift applications, the PowerPulse modules, which permanently attach to the batteries, are what we use. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator. Buy NOCO GENIUSPRO50, 50A Smart Car Battery Charger, 6V, 12V and 24V Portable Automotive Charger, Battery Maintainer, Trickle Charger and Desulfator for AGM, Lithium, Marine, Boat and Deep Cycle Batteries: Battery Chargers - Amazon. This DieHard 71219 Shelf Smart Battery Charger and Maintainer is a phenomenal mix of price and quality. PulseTech 12V Xtreme Charge Battery Charger XC100-P. 4. Check it Out 4. It's 34% smaller and delivers 65% more. I can see the LED is glowing little and I can hear its switching (magnetic flux developed around L1 and L2) in my AM receiver. About This Product. Firstly, after arranging the suitable charger or the compatible sulfator, you need to connect it with the AGM battery. FREE delivery Sat, Sep 30 . Do more with Genius - Designed for 6-volt and 12-volt sealed lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA and maintenance-free,. In this article we investigate 4 simple yet powerful battery desulfator circuits, which can be used to effectively remove and prevent desulfation in lead acid batteries. Bring your battery back to life with ThermOil® Battery De-Sulfater. The F16 desulfator is for pretty much anyone who’d like their 12V battery to last longer and for the battery to retain more power for longer. Pulse Tech is now the world leader in battery management / recovery. Battery Life Savers BLS-36N Desulfator for 36V Golf Carts. The time to desulfate a battery depends on the method. The battery bank was connected to be charged at the same time by a. Test the battery with a temperature compensated hydrometer and/or digital type voltmeter only. If you want My PlayHouse. Thereafter, a high-frequency pulse desulfator was connected to desulfate the battery bank consisting of the four batteries. The NOCO Genius1 ($40) is a great, all-in-one solution at an affordable price. Best overall: NOCO GENIUS1, 1-Amp Automatic Smart Charger, 6V and 12V Portable Automotive Car Battery Charger, Battery Maintainer, Trickle Charger and Battery Desulfator with Temperature Compensation The NOCO GENIUS1 1-Amp Automatic smart charger is the perfect portable automotive battery charger for those on. 9. Operating Temperature : -4° to 104° F (-20° to +40° C). The SAE Quick connector input allows for easy use of additional BatteryMINDer or other charger / maintainer devices that utilize the SAE quick connect system. Sometimes some crystals remain, or sometimes a battery is left partially discharged where the crystals of lead sulfate harden, and reduce the capacity of the battery to be charged. I have left a battery on a desulfator for months, ocassionally looking at the cell with the cap off and could not detect any changes.