I installed the 40 amp dc to dc charger with good help from the tech people at Renogy. Compatible with a multitude of alternator types, the DCC12 offers correct charging for AGM, Flooded, Gel, and even Lithium deep cycle batteries! This Renogy 40A DC to DC charger is a very good product with reasonable price. Very happy so far and will probably order the 2000 watt inverter charger today. Now some of the manuals have improved. Renogy’s DC to DC charger packs all the same capabilities as any other manufacturer’s, at a lower price point. All the settings are based on volts, not Amps. 4.5 out of 5. Check our ranking and reviews below. Jump to Latest Follow 1 - 13 of 13 Posts. WARNING Not following the minimum DC requirement will cause irreversible damage to the unit. Save … Thread starter bdl; Start date Jul 26, 2020; B. bdl Ben. Free shipping. Note about wire sizing: I discovered the wires between the starter battery and charger carry 50-65 amps. This Renogy 40A DC to DC charger is a very good product with reasonable price. Featuring a 3-stage battery charger and multiple electronic protections, owners can feel confident that their batteries are being charged optimally and automatically. T ... battery voltage is like 12.8 or so now since its cold here but as soon as I switch on the renogy charger it shows 14.4v my dip switch settings for the charger are as follows SW1-SW5 Off, On, On, On, Off Like I said, it worked fine once but that was under different conditions. It runs silent. I mostly use it to charge my laptop. For Renogy AGM batteries connected to the Renogy 20 Amp DC-DC Battery Charger Renogy recommends setting all the charger DIP switches to ON, which is the default settings. Most of the similar product would cost more than $300, but this one is under $200. I installed the 40 amp dc to dc charger with good help from the tech people at Renogy. The experiment worked, but my results were lukewarm. I have installed a few of the Renogy DC-DC chargers now and there is no reason to go directly to the alternator. Looks like a sweet product, but be aware of the limitations: Renogy DC DC 40 amp charger. Only downside is solar input voltage is extremely low, so 12v panels need to have branch adapter. While your vehicle's alternator prioritizes your starting battery, this unit will allow your solar system to charge your service battery first! Super cheap too, compared to buying a voltage sensitive dc/dc charger and 50 amp mppt. I just wired this charger to charge a 12v 100ah lithium iron phosphate battery (second battery) in my camper van from the van alternator. As battery SOC increased and amps decreased I switched to DC-DC charger. Romance University supports to analyzes, compares, reviews from … Most of the similar product would cost more than $300, but this one is under $200. 5 star 73% 4 star 15% 3 star 4% 2 star 3% 1 star 5% Renogy 20A DC to DC Battery Charger for Flooded, Gel, AGM, and Lithium Batteries Using Multi-stage Charging. Renogy Model DC to DC On-board Battery Charger for Flooded, Gel, AGM, and Lithium Batteries Parcel Dimensions 25.2 x 22 x 11.71 cm; 1.33 Kilograms Item model number 20A DC to DC On-board Battery Charger Exterior Painted Manufacturer Part Number RNG-DCC Cover Included Charge controller Amperage 20 Amps Voltage 12 Volts Wattage 250 watts Item Weight Those settings will charge the battery @14.4V boost/absorption charge and float the battery @13.8V. This is pretty exciting as the price point that this comes in at virtually eliminates any reason to go with a “cheap” isolator since this is so affordable. Renogy recommends confirming those charging specifications are acceptable for other manufacturers' batteries. Page 13 Make sure your battery bank is rated for 12V. I could barely hear the fan when it came on. When connecting the LCD RCM, it will connect in parallel to the inverter charger’s main switch board. High Efficiency DC-DC Converter for EV Battery Charger Using Hybrid Resonant and PWM Technique Hongmei Wan ABSTRACT The battery charger plays an important role in the development of electric vehicles (EVs) and plug-in hybrid electric vehicles (PHEVs).This thesis focuses on the DC-DC converter for high voltage battery charger and is divided into four chapters. $154.99 . Additionally, the LCD RCM displays input and output AC/DC voltage, output frequency, alarm notifications, and battery status. When these first came out, the manuals were horrible...you couldn't even decipher how to use the dip switches. Jul 26, 2020 #1 It's winter here in the southern hemisphere. Size: 20A Change. I'll be using it in addition to a previously installed Renogy 100 watt solar panel, Renogy 20A MPPT solar charge controller and Victron BMV700 battery monitor. Key features (copied and pasted from renogy): Designed to charge service batteries from two DC inputs—solar panels and alternator. Find helpful customer reviews and review ratings for Renogy Board 20A DC to DC Battery Charger DC to DC Battery Flooded, Gel, AGM, and Lithium Batteries Using Multi-stage Charging at Amazon.com. This 20A/40A/60A DC to DC Charger is designed to charge secondary batteries while driving using the primary battery connected to the alternator. 4.5 out of 5 stars. Designed to give you options, the Renogy 30A Dual-Input DC-to-DC MPPT On-Board Battery Charger can charge a service battery in two different ways. Renogy 20A DC to DC Battery Charger for Flooded, Gel, AGM, and Lithium... › Customer reviews; Customer reviews. 285 global ratings. This … Most of the similar product would cost more than $300, but this one is under $200. Order yours today. Last night, while the car was running I noticed my laptop battery died while plugged in. For a Transit, this is no big deal as the ignition circuit connection is right next to the vehicle battery. Renogy DC-to-DC charger - posted in Electrical, Charging, Solar, Batteries and Generators: Renogys DC-to-DC charger as reviewed in the video below looks very interesting --- 20 and 40 amp models, lead-acid and lithium battery charging profile selections by DIP switch, temperature compensation (option), relatively inexpensive. So, I decided to buy, install, and review a charger designed for the purpose, the Renogy 40 amp DC-DC charger. I finished installing my Renogy 20A 12v DC to DC battery charger yesterday. Yesterday I checked the charge of my house batteries with a volt meter at 13.3 volts and went for a drive. As opposed to the Renogy B2B charger above, this model starts the charge based on the starter battery voltage (so it won’t drain your battery when your engine is not running, that’s better). the DC-DC charger eventually died, and the cost of solar reduced, and Li batteries have better charge acceptance, and ..... anyone can parrot a lie, … It comes with smart protection features, including battery isolation, over-voltage safety, overheat protection, and reverse polarity protection. I just wired this charger to charge a 12v 100ah lithium iron phosphate battery (second battery) in my camper van from the van alternator. With a Renogy Pure Sine Wave Inverter Charger, you'll be able to convert DC electricity into usable AC electricity while charging your batteries with shore power. … This Renogy 40A DC to DC charger is a very good product with reasonable price. After hours researching and comparing all models on the market, we find out the Best Renogy Dc To Dc Charger of 2021. One note is that you will need to run a wire from the charger to your vehicle’s ignition circuit. Best of both worlds. I use the Renogy 20A 12V DC to DC On-Board Battery Charger in combination with a Renogy Rover 20A 12V MPPT Solar Charge Controller. This wire is included with the charger. I just wired this charger to charge a 12v 100ah lithium iron phosphate battery (second battery) in my camper van from the van alternator. Yesterday I checked the charge of my house batteries with a volt meter at 13.3 volts and went for a drive. If you can point me to additional settings I'd appreciate it. Save Share. The DCC12 Series battery chargers are the most effective way to charge your auxiliary or house batteries from the alternator/starter battery. Add to Cart 3000W 12V Pure Sine Wave Inverter Charger w/ LCD Display. Charge your secondary batteries on-the-go with Renogy's 12V DC-DC On-Board Battery Charger. A few weeks ago, I played around with repurposing a spare Bogart sc2030 solar charge controller as a DC-DC charger to increase charging from my truck alternator to my trailer batteries. If battery really discharged I used the bypass, direct from alternator to battery. I discuss various aspects of living in a van and building a comfortable interior to live in. I agree with you. I could barely hear the fan when it came on. Batteries that are 6V may be put in series to create a 12V battery bank. Renogy 60A DC to DC Battery Charger Compatible with a multitude of alternator types, this 60A DC to DC Battery Charger offers correct charging for AGM, Flooded, Gel, and even Lithium deep cycle batteries! Might want to add more copper in parallel to the 'just thick enough' OEM wiring from alternator (+) stud to engine battery (+), properly fused of course. This 'just thick enough' stock wiring will now be asked to pass those 40 more amps when the renogy DC to DC charger is seeking 14.7v on a depleted house battery. Write a review. Where did you find a setting for altering the charging current (Amps). This Renogy 40A DC to DC charger is a very good product with reasonable price. DC Wiring The Renogy Pure Sine Wave Inverters are suitable for 12V battery bank systems ONLY. Reply. The battery seems to be charging albeit slowly while the inverter is off. Connecting the Renogy DC to DC Charger to Ignition Switch and DIP Switch Configuration. Renogy DCC1212 DC-DC charger teardown. Most of the similar product would cost more than $300, but this one is under $200. I have the Renogy BT-2 module paired with the DCC50S & previously the DCC30S. by Renogy. charger such as “off”, “power saver off”, or “power saver on”. I had a bypass switch. I also have the Renogy "DC Home" app. The Renogy DC to DC charger is capable of charging almost any battery type used on vehicles, included Flooded, Gel, AGM, And Lithium. I just wired this charger to charge a 12v 100ah lithium iron phosphate battery (second battery) in my camper van from the van alternator. Wire and fuse it to the battery or DC power distribution in the vehicle. $179.99. When I got back from my shopping I checked the voltage at 14.4 volts. View Product. To augment the solar system we recently installed a Renogy DCC1212 DC-DC charger, the 40A version. item 5 Renogy 20A 40A 60A DC-DC Battery Charger Marine RV Van Dual Battery Maintainer 5 - Renogy 20A 40A 60A DC-DC Battery Charger Marine RV Van Dual Battery Maintainer. I use the van's Upfitter AUX 1 switch as a manual on/off switched input signal. With a Renogy Inverter Charger, you get the best of both an inverter and a DC charger. The multi-stage charger can utilize connected solar panels or an alternator linked to a starting battery. I checked the house battery voltage and got 11.2. Attached is a screen shot from the "Renogy BT" App. Are you looking for the Renogy Dc To Dc Charger of 2021? Featuring a 3-stage battery charger and multiple electronic protections, owners can feel… about 10 years ago I had a DC-DC charger. item 4 Renogy 40A DC to DC Battery Charger for Flooded, Gel, AGM, and Lithium Batteries 4 - Renogy 40A DC to DC Battery Charger for Flooded, Gel, AGM, and Lithium Batteries. Renogy also released the DCC50S which combines a DC to DC charger & Solar (MPPT) charger. Read honest and unbiased product reviews from our users. That means shorter and more overcast days and less solar energy charging my son's 2013 Sprinter's LiFePO4 house battery. When I got back from my shopping I checked the voltage at 14.4 volts. Very happy so far and will probably order the 2000 watt inverter charger today. I have a 20a Renogy DC to DC charger connected to two 12v 35aH AGM batteries which connect to a 400W inverter set up in my 16 Honda Pilot.