In short, Id suggest youre probably better off with a higher rated. Comes with sturdy compact design, this Renogy DC-DC On-Board Battery Charger with MPPT can be safely and easily connected to any 12-volt system and allows safe operation in any position or portable devices without the worry of incorrect connections or sparks. With our current configuration (and PWM solar controller), this is equivalent to even or exceeding the maximum power we can get out of all 7 of our 100watt solar panels collecting energy on a clear sunny day with direct sun. I now have to order that part in order of the above item to work more precisely. But the unit would NOT power up at all. Isolating the solar solves the problem. Option: Monitoring Screen for DC-DC MPPT Battery Charger Series, Alternator Input Voltage : Traditional Alternator: 13.2-16VDC Smart Alternator (Euro 6): 12-16VDC". Is it necessary? This side of the DC Charger is the Incoming power from the hose connector, the two #4 cables that run out of the camper, along the frame, and can be connected to the Truck-side Anderson Connector plug. With RJ45 communication port featured, you can unlock monitoring features exclusively using theBT-2 Bluetooth Moduleand Renogy DC Home App, control and monitor the device remotely through your phone in real time. This Renogy DC-DC battery charger is compatible with traditional and smart alternators. Due to afternoon shade and an AC-power heavy dinner (toaster oven, microwave) and heavy use of the 3 DC fans in the camper (it was 93F), we brought our Battle Born batteries down to 54% after morning coffee and a toasted bagel. The 50A Renogy will be ok, but "might" stress the battery. Id use A) Manufacturer recommendations AT LEAST or bigger wires,,,,,B) Wires having a minimum ampacity of 125% x 40 or 50 Amps (or bigger),,,,,C) If necessary upgrade if voltage drop is excessive D) Provide overcurrent protection at batteries (fuse or DC rated breaker) of 50 Amps if 50 Amp wire is used or 60 Amp if . This multi-stage, multi-input battery charger can charge a service battery from a starting battery linked to an alternator or by utilizing solar panels connected directly to the unit. / 1.3 kg Equalization Voltage: N/A Float Voltage: 13.2-13.8v Boost Voltage: 14.1-14.7v Operating Temperature: -20C to +50C 12V 20A DC to DC On-Board Battery Charger. This means, (in theory without any loss over the cabling runs), the DC-DC Charger can provide up to 480 watts of charging power to our batteries (40amps x 12 volts = 480watts). The Victron pair you're leaning towards is an excellent choice. The DC-DC battery charger isolates the input and output to prevent voltage transmission errors and interfere with house battery charging. The system prioritises solar but in my opinion it would be better if it prioritised the alternator. With multi-stage charging and multi-chemistry This controller supports Gel, AGM, Flooded, and Lithium battery, but please make sure to set the correct battery type once it is installed. Also it seems like not alot of folks have the power and heated seats so there wasn't much info on wiring bit. step 11-b : make the run along the frame with the garden hose (two wire #4 cable) secure with plastic anchors which are bolted into the steel frame. Just the 7 pin trailer connections. I needed a reliable DC to DC charger with solar input which had a maximum battery input of 50 amps. For the RV system, The generator ensures stable power supply to the starter battery, and uses the extra power of the starter battery to supply power to the house battery. This multi-stage, multi-input battery charger can charge a service battery from a starting battery linked to an alternator or by utilizing solar panels connected directly to the unit. all that said, in my opinion : campers using a quiet, efficient, modern generator for short amounts of time at reasonable hours of the day to recharge their batteries is perfectly acceptable and just the way it is. hi Steve, thanks for reading my post. There were several possibilities and ideas of how to accomplish this final connection, but well just detail what solution we tried first, which was the easiest. See photo 5.8. BTW this mod is working great, when we need it, it really fills up our lithium batteries quickly. 3. If you get that working let me know so I can post an update. Opened up the hood of the truck and flipped the breaker to ON which means we were sending power from the truck battery to the DC Charger. Biases to solar power when it is available. : The theory was, wed use one long run of the #4 welding cable to run from the Trucks battery, all the way to the tail of the truck. Renogy 40A DC to DC Battery Charger ; Nominal Voltage: 12V: Rated Charge Current: 40A: Output: 500W: Idle Power Consumption: <0.4A: Input Voltage Range: 8V-16V: . Thanks for the update. If you have any questions regarding this product, pleasesubmit a case. It would have been nice to get SOME indication from the unit that this was a problem, oreven better , had the instructions been a bit more specific about this. Charger then connects to two 12V 35aH solar AGM batteries from harbor . - They are easy to mount and secure, ideal for off-grid, on-grid, and . Check out Rays video on this subject at this point of the video linke : https://youtu.be/ww_4yhQPGwY?t=643 . The all-in-one NEG- terminal with partition design integrates the terminals for solar panels, the array starter battery, and the house battery, avoiding misconnection and making the simple installation. The Renogy DC-DC Battery Charger with unique dual charging options. Compatible with a multitude of alternator types, the DCC12 offers correct charging for AGM, Flooded, Gel, and even Lithium deep cycle batteries! By utilizing the DC-DC temperature sensor, this charger is able to protect your battery from high or low temperature by giving -3mV/C/2V compensation so that the charger recognizes the voltage more accurately and assures stable and constant charging to the battery. Plus, because its solar input is rated to 42V, the unit supports newer, more efficient solar panels that generally produce higher . Eddie then zip tied down the original positive rubber boot cover jus to keep everything snug and tight on the battery terminal. On our setup, we removed it, but not part of this mod, it was something we did when we removed the house batteries from the tongue and removed the stock converter setup. But, if you drive in the daylight your solar might only be producing a few amps and yet you alternator will only be able to charge at 25 amps. When connecting the charger and the battery, make sure the battery poles are clean when connecting the terminals, select a sufficient cross-section for the connection cable, tighten the nuts and bolts with proper torque as loose connections may cause overheating. Renogy's 12V DC to DC On-Board Battery Charger 6 Gauge Ring Terminals Heat Shrink Split Loom Flex 201/2" Machine Screws 20 Lock Nuts Rubber Splicing Tape Vinyl Insulation Tape Crimp Tool Step-1 Inspect The Goods Straight out of the box, a quick look at the battery charger reviled a questionable burn mark on the power terminal! I appreciate Eddie explaining ( a few times ) , the exact steps Id need to do to finish this one on my own. Show more Show more Show chat. Easily install the compact yet sturdy DC-DC battery charger on RV's, commercial vehicles, boats, yachts, and many more applications! They created a ticket for me and put me in the queue and told me a tech would get back ASAP. The battery temperature sensor for DC-to-DC car battery chargers can be purchased at the Renogy store. Renogy 30A DC2DC Charger with MPPT - DCC30S 12V 30A DC to DC Battery Charger with MPPT; Bluetooth Module for the charger - BT-2 Bluetooth Module for Renogy Products w/ RS485 Port; 500A Battery Monitor - Renogy 500A Battery Monitor with Shunt; 100A Smart Battery Protect - Smart BatteryProtect - Victron Energy 2. The DCC50S is a bit larger than our first choice, at 9.6 inches wide, 5.7 inches deep, and 3 . Renogy's DC to DC MPPT on-board Battery Charger is designed to give you options! The DC unit would not turn on, and was not doing any charging or pushing power to the batteries. I would like to see the charger use an algorithm when driving, so it measure the solar output which would gain what ever it needs from the alternator. This Renogy DC-DC battery charger is compatible with traditional and smart alternators. Renogy DC-DC On-Board Battery Charger has multiple intelligent protections includes battery isolation, over-voltage protection, battery temperature protection, over-current protection, overheat protection, reverse current protection, solar panel and alternator reverse polarity protection, guaranteeing charging safety and protecting your batteries. The red dip switched needed to be set for lithium, and in our case, that was : The phone jack , black plug is for temperature regulation (not needed for our Lithium setup), the Green terminal connector, is actually the ONLY on/off switch on this unit. They were just totally overwhelmed, trying their best to have their techs work remote and adapt to the Pandemic workflow. My connections were not up to Eddie standards, but, the connections are solid, and I was able to cover all my mistakes up with heat shrink tubing, so hopefully Eddie wont laugh too hard at me next time he sees my work. Why it does this, the lithium battery will take the full 50 amps until it reaches 14.4 volts. Please allow up to 1 to 2 business days for processing and 3 to 5 business days for shipping. I bought the monitoring display at the same time and this does indeed show that the alternator is able to charge the battery at just over 50amps - in the dark. The DC-DC Battery Chargers are the most effective way to charge your house batteries from the starter battery. We havent yet tested this new modification in the real world but looking forward to our next trip and trying it out. For added safety to personnel, the DCC12 isolates the input from the output preventing incorrect voltage transmission. I used some WAGO connectors for both the positive and negative side of this marker light, because I had multiple things I wanted to connect to this marker light power, now that I had it available. Pre-Drilled Holes for Easy Installation - Renogy solar panels are equipped with back frame and ground mounting holes, ready for installation. How to set the charging voltage value of the charger? Compatible with a multitude of alternator types, the DC-DC battery charger offers correct charging for AGM, Flooded, Gel, and Lithium batteries. He then passed the long positive #4 wire from the Truck battery, along this same area and passing it through the existing hole for the tailgate power. Since we had plans to head down to Arizona in late April 2020, I hit up Eddie Glonek of Mobile Homestead Solar Services to see if he was available to do this install for us. With RJ45 communication port featured, you can unlock monitoring features exclusively using the BT-2 Bluetooth Moduleand Renogy DC Home App, control and monitor the device remotely through your phone in real time. Eddie added some scrap wood and drilled it to the floor of the camper, right next to the Inverter. Also protects the vehicle charging system from over depleting the vehicle battery. I anchored these to the wall so there would be no real stress points and tested all connections. The sweet spot for charging lifepo4 is C/3 where "C" is the capacity of the battery, so for a 100Ah battery, the ideal charging current is a shade over 30A. Make sure that the entire system is a 12V system, 2. Thanks. Stage 1: Boost- this offers the greatest voltage possible when charging a depleted battery. So, just for fun we hooked up the Anderson connector and turned on the DC-DC converter. - 4 AWG wire from the starter battery to the charger, about 15ft (5-ish meters) one-way. 2. . It came with a positive / negative alligator clip that you can just connect to your battery. For RV solar panel installation with limited space, we'd recommend going with monocrystalline panels for the most bang for your buck. Attach connector plug to the tailgate of the Truck. Both ways can be charged at the same time to minimize charging time. How to set the charging voltage value of the charger? What type of alternator is this on-board battery charger compatible with? document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); im out at Hartman Rocks, just outside of Gunnison, CO. I picked the 40 amp model . After many attempts, a lot more effort than anticipated, some strong language, and a lot of laughs, we got the cables through the garden hose. Its a pretty crude tool, which you need to smash the crimper with a heavy hammer (i used an 8# sledge) onto a very hard surface like concrete. It's the smart way to keep yourself fully charged and off-grid longer! Question about the 7 pin. The charger needs to select the charging mode according to the battery voltage. In the picture below, was the existing setup done by Eddie back in the Summer of 2017, showing all the DC loads and Trailer Frame Ground coming in to the left side of the shunt. What types of battery does the charger support? I had our grey water hose, which I was willing to chop, knowing I could replace, re-cap when we got back to town. If the Alt. If you have any questions regarding this product, pleasesubmit a case. 18-16AWG copper cable recommended. With up to 99% MPPT tracking efficiency and 94% convert efficiency, the charger can fully charge a 1kWh battery within 2 hrs with solar energy. He then connected the #4 cable to the fish cable and pulled it through to the tail of the truck with little difficulties. With Built-in Maximum Power Point Tracking (MPPT), Renogy DC-DC On-Board Battery Charger will charge your service batteries with maximized solar power, providing 3-phase charging (Bulk, Boost and Float) to regulate the whole charging and ensure the batteries will be accurately charged at the correct voltage levels to 100%. and THERE WAS ! For battery settings please refer to the Manual Book on page 12&15. SW5 switch is the selection switch for switching between lead-acid batteries and lithium batteries. The Renogy Dual Input DC to DC On-Board Battery Charger with MPPT takes the standard DC to DC charger three steps further. See owners manual for more details. Remove the closed cell foam dust cover.6. It's the smart way to keep yourself fully charged and off-grid longer! 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Working great, when we need it, it really renogy dc to dc charger installation up our lithium batteries Tire to... Get that working let me know so i can post an update for shipping like not alot of have! Just connect to your battery Victron pair you & # x27 ; re leaning towards is an excellent.... 5.7 inches deep, and was not doing any charging or pushing power to the wall there... Tight on the floor of the Truck with little difficulties that generally higher... System prioritises solar but in my opinion it would be better if it prioritised the alternator 3 5. The charger order that part in order of the charger needs to select the charging voltage value the! Pleasesubmit a case connector and turned on the battery voltage charger, about 15ft ( 5-ish meters ).. Dc-To-Dc car battery chargers can be purchased at the Renogy DC-DC battery charger is with... World but looking forward to our next trip and trying it out, right to.
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