Sulfation refers to the process of building up lead sulfate crystals inside a lead-acid battery. With at least 647 reviews and counting, the MOTOPOWER MP00205A 12V 800mA Automatic Charger might be another option to consider. If you drilled holes into a sealed battery, you must plug plastic plugs into those holes. STEP 13 Connect your battery charger to the 12V car battery, and put it in slow charge mode 12V/2amp. 0. 275A 6/12V Battery Charger/Engine Starter. The battery bank was connected to be charged at the same time by a. Sulfation accounts for roughly 80% of all battery failures. Introduction. Desulfators work by sending high-frequency pulses of energy into the battery, which helps to dissolve the sulfation buildup over time. $1799. BatteryMINDer Solar Battery Charger/Trickle Charger/Desulfator — 12 Volt, 1. 99. The battery voltage is now 13v (from 12. $129. 47 $ 76. Designed with advanced technology, it effectively dissolves sulfates without causing damage to the battery plates. [ SIDE NOTE Do not use a pulsing charger on a lithium battery. $23. Similar to BLS-12/24B but the wires are 4 feet in. Check Latest Price. 1 Review . Implementing the method through PWM controlled circuit is. Operating Temperature : -4° to 104° F (-20° to +40° C). Add to Cart. 22Hi Raymond, Apparently, the recondition mode on the charger did recover the batteries somewhat. List: $34. 4. e. 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. Black Friday Deal. 1. Add to Cart. BatteryMINDer® Model OBD-12: 12-Volt On-Board Desulfator. ) Battery Charger,Battery Maintainer, Trickle Charger, and Battery Desulfator for Car,Boat,Motorcycle, Lawn Mower. Step 1: The Dilemma. 9 fully charged to 12. 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. $79. 【All in One】- It's the all-in-one solution battery charger, battery maintainer, trickle charger, and battery desulfator. Buy BatteryMINDer Model 1500CEC1B: 12Volt-1. The NOCO GENIUS1, 1A Automatic smart charger is a reliable and easy-to-use car battery charger that is perfect for maintaining your car battery. Their pulse frequency is a range from 22-28 KHz. Hence using a regular battery charge may cause damage. 95. YONHAN Car Battery Charger 12V 6A Smart Battery Trickle Charger Automotive with LED Color Display, 12V Battery Maintainer Desulfator for Car, Truck, Motorcycle, Lawn Mower & Marine Lead Acid Batterie ABLY Battery Charger 10-Amp - 12V and 24V Automotive Trickle Charger for Car Battery, Fully-Automatic Temperature. Cold cranking amps (CCA) and volts stay strong. With the transformer in place, the mains voltage steps down to 15V AC, ideal for the 12-volt battery. The battery condition will usually return over time after the battery has been reversed. Harbor Freight buys their top quality tools from the same factories that supply our competitors. Jul 27, 2017. #1 · Jan 7, 2021. Sold by BliloDirect and ships from Amazon Fulfillment. $76. 4. Mini-D is a battery desulfator. The MOTOPOWER MP00205C 12V 800mA Battery Charger is an all-weather battery charger, battery maintainer, trickle charger, and battery desulfator. It's rated at 8-amps (2-amps per bank) for all types of lead-acid and lithium-ion batteries, including flooded, gel, and AGM, as well as marine and deep-cycle batteries. Amperage. After studying various battery desulfators of the market, we have arranged a list of mostly used battery desulfation techniques below. $2398. 95. SKU. 5 Amp battery charger/maintainer with full-time automatic high frequency pulse desulfator (not high voltage)that can help extend a battery's life up to 4 times its normal life. Firstly,the battery desulfator will show the battery voltage. High frequency pulse desulfation. 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. 200. 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. Buy [2-Pack]1. GENIUS2X2. 2/10/40/200 Amp, 6/12V Automatic Battery Charger with Engine Jump Start. Designed for 6-volt and 12-volt lead-acid automotive, marine, RV, powersport, and deep-cycle batteries, including flooded, gel, AGM, SLA, VRLA etc, plus lithium-ion batteries (lifepo4). 10K+ bought in past month. Battery was left connected to car the whole time. Sort By. It seems the main difference is the desulfation mode of the battery minder. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator. 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. CEN-TECH. Willen. Black Friday Deal. 98. 95 $ 52 . Charge or repair all 6V and 12V lead-acid automotive, marine, and deep-cycle batteries, including Pb, GEL, SLA, VRLA, and AGM lead-acid batteries. NOCO GENIUS1, 1A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium and Deep Cycle Batteries. that works better, faster and easier than Battery De-Sulfater. Sent from my SM-N976V using Tapatalk. Genius Series 10A 6-volt/12-volt battery charger and maintainer. STEP 11 Use your funnel, and pour the prepared Epsom salt solution into each cell of your car battery. This 4 Amp car battery charger is fully automatic for trouble-free charging Read More. 95. 3 out of 5 stars 600 2 offers from $72. NOCO GENIUUS, 4. Using a compatible desulfator or an appropriate battery charger is the best approach to desulfate an AGM battery. 95. The units are generally used on smaller amp hour batteries. Using PWM. Open Up the Battery. On switched ranges less than 30 amps, the average charging power is even less. It's 17% smaller and delivers over 115% more power. $2299. The genius5 is no exception, combining battery charger, maintainer, trickle charger, and desulfator functions in one very small unit. Desulfates up to 8 batteries at a time. Step 1: Charging and Reconditioning After the desulfation journey, it’s time to give your battery some well-deserved love. EXTENDED BATTERY LIFE - Automatic full time desulfator reverses sulfation (a buildup 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. Furthermore, we recommend integrating a transformer rated 25% higher than the battery voltage. EXTENDED BATTERY LIFE - Automatic full time desulfator reverses sulfation (a buildup of lead sulfate crystals) the primary cause of. 36. He skeptically agreed and allowed me to attach the XC100-P to. BatteryMINDer 244CEC2-AA-S5: 24 Volt-4 Amp Concorde Aviation Battery Charger, Battery Maintainer, and Battery Desulfator ; Recovers weak or deeply discharged batteries: including but not limited to flooded filler cap, maintenance-free, valve regulated lead-acid (VRLA), sealed lead-acid (SLA), starter, deep cycle and hybrid. 3 Reviews Add Your Review . If it starts drawing >600mA then chances are you're doing it wrong. Sulfation was the predominant aging mechanism in the weakest cell but water loss reduced the capacity of. 99. 3 Reviews . 6 Step 6: Check the Voltage Reading of Each Cell. Save $2. Rating: 100 % of 100. PulseTech SolarPulse SP-3 Solar Battery Charger Maintainer, 3 Watt. 5 volts DC to power on-board devices drawing up to 4 amps. Rated at 5-amps, this desulfator works for all kinds of lead. Desulfators work by sending high-frequency pulses of energy into the battery, which helps to dissolve the sulfation buildup over time. Add to List. These devices usually work by using a high-frequency current. A desulfator charger determines your battery’s health and sulfation level, then attempts to restore the battery’s lost capacity. Home ; Brands ; BatteryMINDer; BatteryMINDer. Part No. 85The GENIUS2D is a 2-amp (28-watt) - 100-240VAC 50-60Hz - 12-volt heavy-duty battery charger, battery maintainer, trickle charger, float charger, and battery desulfator for up to 40 amp-hours. Store SKU # 1006110629. With all the versions out there which have you all had the best luck with. Hi I am currently building a lead-acid battery desulfator. A battery can take 3 to 6 hours to attain full charge. Secondly, using a thermometer to check the temperature, heat around half a liter of distilled water up to 150 degrees Fahrenheit / 65 degrees Celcius. The Tornado1200 offers multi-step protection for small and large. 4. 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. The. AGM Battery Desulfation Process A desulfator or charger is always required when desulfating an AGM battery. It features a digital display, multi-stage charging, and auto-voltage detection. However, this time does not include the time taken to charge the battery because that will be longer. 42 U2** 79L12 12 V regulator 0. BatteryMINDer 128CEC1: 12 Volt-2/4/8 AMP Battery Charger, Battery Maintainer, and Battery Desulfator. The desulfator would then be left on the battery when the cart is in use and would continue to prevent sulfation buildup as you re-charge using the carts primary charger. It’s compatible with 6V/12V lead-acid and 12V lithium-iIt appears this $20 desulfator device actually saved my 12v AGM battery, while the other $50 charger/desulfator combo device I bought ruined my deep cycle 12v battery (*not; see 8/6/18 update; desulfating can drop electrolyte levels and needs to. 95. Apple Valley, California. This DieHard 71219 Shelf Smart Battery Charger and Maintainer is a phenomenal mix of price and quality. 3V, sulfur crystals will begin to form on the lead plates. Guaranteed to never overcharge, regardless of how long connected. The Genius 10 is a 10 Amp battery charger and maintainer. The BLS-48A is the way to go for 48 volt battery banks. Gently shake the battery to ensure that the Epsom salt is well distributed. $2999. By michaelsanjay in Circuits Electronics. Rating: 100%. Replacing the G3500, the Genius5 is 35% smaller than the old. 6 out of 5 stars 3,206 ratingsCar 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 $25. Harga desulfator baterai auto pulse 12v24v36v48v menghidupkan kembali. The PulseTech PP24l (735x024) is designed Especially For Frequently-Charged 24-Volt Battery Systems. The Genius 5 is a 5 Amp battery charger and maintainer. Cord Length 69IN/1. 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. Smart, Compact and Eco Friendly. Applying this maintenance charge will prevent sulfates from building up. 5 Amp Battery Charger Maintainer Desulfator. 000. 95. FREE delivery Mon, Aug 14 on $25 of items shipped by Amazon. It’s also important to note that while we. 750 Peak Amp Portable Car Battery Jump Starter and Power Pack. Dual voltage model desulfator designed to recover or extend the cycle life of all types of 12 and 24 volt lead acid battery packs up to 500Ah. 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. 6 4. $. $25. Save with. NOCO seems focused on delivering an effective, user-friendly charger, and to that end, the company nailed it with the Genius 1. . Step 1: Charging and Reconditioning After the desulfation journey, it’s time to give your battery some well-deserved love. It. These salts may reduce the internal resistance to give a sulfated battery a few extra months of life. For those on a budget and looking for a cheap battery desulfator to test out, the Clean Power device is a great option. BatteryMINDer DC Extension Cable – Heavy-Duty 16 Gauge – Black Zip Cord - Automotive SAE Bullet Connectors – Ideal Products - 12 Feet. Add to Wish List Add to Compare. This pulse is designed to knock crystalline sulfate deposits that have built up on the battery's lead plates, back into solution. There's a 3-Year Warranty and it's certified to UL1236, ISO 8846, and 33 CFR 183. This battery charger also includes a trickle charger and battery desulfator to help keep your battery healthy and fully charged. 7 out of 5 Stars. 95. 979. Was $ 149. This crystal growth. 8. Perfect for charging and maintaining all 12-volt lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell). These should only be initiated after the battery has spent many hours held at 14. The Battery Extra EX02 12-48-400 is unique in the fact that it will work with battery voltages from 12 to 48 volts and capacities up to 1,500 Ah. DESULFATOR. List: $39. 00 with coupon. 4. Update: Desulphator took about 4 days to complete and brought resting battery voltage after a few hours standing from 11. 【Superior Safety】- Safely charged, refuses to explode when. 99 Save $ 30. 25% Off. When connected to a "weak" battery for a few hours (sometimes days), simply dissolves the lead sulfate layer (PbSO4) that cover the battery's tiles. Firstly, we need to take approximately 200-250 grams of Epsom salts. GOOLOO S4 4 Amp Car Battery Charger Automotive, 6V/2A 12V/4A Smart Trickle Charger Maintainer with Supply Mode,. 8. FOVAL 2-Amp Automatic Battery Charger, 6V and 12V Smart Car Battery Charger Maintainer, Trickle Charger and Battery Desulfator for Motorcycle, ATV, Boat, Lawn Mower and More. Compare different types, features, and prices of the best battery desulfators in 2023. Attach the plus circuit lead clip to the plus terminal of a 12V battery. Storage Battery Systems . User-Selectable Settings for All Sealed / Wet (filler cap) / Maintenance-Free / AGM / Deep Cycle / RV / Marine / PLT, Lithium Batteries, and Odyssey brand Lead-Acid based Batteries. Test the specific gravity of the electrolyte with a hydrometer and record the readings for each cell. I believe the two top choices are the battery minder and battery tender. It's designed. Rp144. The desulfation should be performed very quickly. Common Questions. 5 Step 5: Leave the Battery Charged for 15 to 20 Minutes. Its use is widespread and growing, it helps to have a reserve of electrical energy autonomous and mobileIntroducing the SkyMax Re-State Battery Desulfator for 12, 24, and 48 Volt Batteries. 1. PowerPulse 735X012. 1-48 of 236 results for "battery desulfator 12v" Results Price and other details may vary based on product size and color. The Tornado4000 is more than just a smart compact battery charger. But be aware that F16 stops working below 12. 25 Amp Lithium Battery Charger, 12V and 24V Lifepo4,Lead-Acid (AGM/Gel/SLA. 95. 022 µF. This device does it by using voltage to generate pulses with high-frequencies to zap sulfate buildups within the battery, attached on its plates. This is an exce. BatteryMINDer 1500 | 12v 1. 2 Step 1: Clean the Battery. With our technology each crystal works as a radio receiver. 0 536. BLS-12/24BW is designed for 12 and 24 volt solar/wind battery banks. As far as we know, this is the most efficient technique of breaking down undesirable sulphate crystal deposits and restoring the battery plates to an acceptable level. Mini-D is a battery desulfator. . 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. C72 means 72V battery bank. By the lose definition that most vendors use, any charger desulfates a battery as they all remove sulfates as part of the act of recharging. $39. Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries. 27. In this article, you’ll learn the most common. 50 USD. 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. One popular method is to use a mixture of water and Epsom salt. $124. 1 Revive Dead Batteries | Restore Sealed Lead Acid Battery. Battery Life Savers BLS-36N Desulfator for 36V Golf Carts. Maximize battery life and capacity, recovers weak batteries. It’s even capable of charging the new generation of. ☕🍩 If this video helped you & you would like to make a modest donation to the channel, why not buy me some coffe. Works faster than BLS-12/24-A. Perfect for charging and maintaining all 12-volt lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell). Upon connection to a battery, the desulfation mode can only engage if no current enters the battery at a charge voltage of up to 14V. STEP 12 Return and secure the battery caps back into your car battery. According to experts, the process can even take a week if the battery is big and the sulfation condition worsens. $223. 8K+ bought in past month. Or automated battery chargers can also be used to desulfate the battery. When using Epsom salt, follow these easy steps to treat most starter batteries. 07 (4 used & new offers)About this item 【QUICK BATTERY CHARGER】12 volt 6-Amp quick car battery charger, can charge or repair all 12-volt and 24-volt lead-acid automotive, marine and deep-cycle batteries including AGM, GEL, SLA, Flooded in cars, trucks, SUVs, motorcycles, lawn mowers, boats, etc. Rejuvenate old golf cart batteries and prevent new batteries from becoming sulfated and extend the life of your investment by 2-3 times. BatteryMINDer® Model 1510 features a SmarTECHnology™ plug 'n run 1. 16 offers from $38. 41 x 4. With a sulfated battery when the sulfates fall off the plates. Enter the on-board desulfator. After connecting this circuit to the battery, the output from IC starts to. 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. Solder-It Charge-It Battery Additive Heavy-Duty Concentrate (2 fl oz) | Battery Desulfator and Reactivator for Motorcycle, Golf Cart, Truck and Boat Batteries | Can Restore Charge to Dead Car Battery . This fuse-protected, spark-proof battery desulfator reduces naturally occurring sulfation which increases performance and makes vehicle batteries last 3 times longer without ever overheating or overcharging. YONHAN Battery Charger 10-Amp 12V and 24V Fully-Automatic Smart Car Battery Charger, Battery Maintainer Trickle Charger, and Battery Desulfator with Temperature Compensation. Paste the following command and hit Enter: powercfg /batteryreport. Unfortunately,The GENIUS10 is a 10-amp (150-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 230 amp-hours. Works effectively as a battery maintainer, trickle charger with a plus battery desulfator. MY2013 1025R TLB. General purpose electrolytic capacitors will yield an output of 30 to 50 amps. The GENIUS1 is a 6-volt and 12-volt battery charger, battery maintainer, and battery desulfator rated at 1-amp for lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries. $22. It functions as a battery charger, battery maintainer, trickle charger, float charger, and battery desulfator. Battery Minder is a world leading battery Technology Company. It's 35% smaller and delivers 35% more power. 951. Simply connect the desulfator to your battery, follow the manufacturer’s instructions, and let it work its magic. I took one of the older batteries out of one of the 48-volt banks and replaced to bad battery in the 12-volt bank. 26. Open up all battery caps. Charge the golf cart battery with a slow charger overnight or for at least 12. Rechargeable Battery Chargers. 4 Step 3: Fill the Cells with Water. This item SUHU 4 Amp Battery Charger 12 Volt, 6V/12V Car Battery Maintainer Trickle Charger and Battery Desulfator with Temperature Compensation for Lead-Acid (AGM/EFB) and Deep Cycle Batteries. Keywords—Lead acid battery; desulfator; pulse charging; cold cranking; sulfation I. Check the water level in each cell of the battery and add distilled water if necessary. I found four 12 volt, lead acid batteries with four different problems. 4. 5 AMP battery charger/maintainer with full-time automatic high frequency pulse desulfator. F-16 Pulse King. And with that the first Battery Desulfator was born! The military was (and is) its primary customer. Start stop started working again. This item: Clore Automotive PL2140, 4-Amp Fully-Automatic Smart Charger, 6V and 12V Battery Charger, Battery Maintainer, and Battery Desulfator with Temperature Compensation, Gray $52. Battery Life Savers BLS-48N Desulfator for 48V Golf Carts. Add to Wish List Add to Compare. $1999. Compare with Schumacher SC1304 and other models on Amazon. Designed for High-Performance Specialty AGM Sealed Batteries (such as those made by Optima, Odyseey, Polaris & Yuasa. $129. ETL safety standard Listed. BatteryMINDer® Accessory: BC-AA 2415: Insulated Battery Clip Cord Set. 3K+ bought in past month. Charge it up to full capacity and let it rest for a few hours. Click to see all our on-board battery rejuvenator / desulfator brands. It is suitable for use with various 12V – 72V lead-acid batteries. Best Battery Desulfator List. Large trucks, boats, RVs, motorhomes, mobility scooters, electric wheelchairs, small solar systems. NOCO GENIUS2, 2A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium and Deep Cycle Batteries. 50), Amazon. 99MOTOPOWER MP00205B 12V 1000mA Automatic Battery Charger, Battery Maintainer, Trickle Charger, and Battery Desulfator with Timer Protection. Red light will flash in cycle. Proposition 65: Lead Compounds. 12 Volt Desulfation & Battery Restoration. In stock. Maximizes battery life and capacity, reconditions weak batteries. 48 Volt PowerPulse PP-48-L Lead-Acid Battery Desulfator . Add to Cart. 3 Step 2: Remove the Top Cover. The direct drive desulfators charge a capacitor bank to a known voltage and dump that energy into the battery as current. Visit the Solder-It. Comes with plier type battery clips. 307. Power Pulse 12 Volt Desulfator PP-12-L . Add to Cart Add to List. 1. SKU. Excludes gift cards, free item offers, warranties, Advantage memberships, tax, & shipping. The 48-Volt PowerPulse is designed to ensure maximum battery performance on 48-volt lead-acid battery systems. Overall Pick YONHAN Battery Charger 10-Amp 12V and 24V Fully-Automatic Smart Car Battery Charger, Battery Maintainer Trickle Charger, and Battery Desulfator with Temperature Compensation 4,630 $2999 List: $34. 99. Location. REVIEW. BatteryMINDer® Model 1510: 12-Volt 1. Ideal for charging, maintaining or recovering. I feel a battery desulfator will in theory work to add some life back to a sulfated battery. These are smart devices that automatically detect the sulfation rate in the battery and remove it by choosing the best suitable desulfation profile for the battery. Here is a basic schematic for a desulfator I designed when I posted (lived) at the Lead Acid Battery Desulfator forum. Solder-It Charge-It Battery Additive Heavy-Duty Concentrate (32 fl oz) | Battery Desulfator and Reactivator for Motorcycle, Golf Cart, Truck and Boat Batteries | Can Restore Charge to Dead Car Battery. Attached are pictures of the reversible spongy form of lead-sulfate, and irreversible crystalline form. 2. 24 Volt Battery Life Saver BLS-24N Desulfator. Save 20 %. [2-Pack]1. 2. A Summary: Battery Reconditioning. com FREE DELIVERY possible on eligible purchasesI fully agree deep discharge isn't great for a battery even if it is a deep cycle battery. So in this video we'lll see if it made any difference. 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 found four 12 volt, lead acid batteries with four different problems. Item# 62077. 1. When I connected the device in a battery, the circuit is working. 1. Most desulfators will continue to pulse when your battery is in a low state. The average current into the battery will be less than 1. I guess real capacity was less than 4Ah. 4.