On-board chargers can be installed easily and used on vehicles such as cars, vans, boats, and more. If there's a setting to change how it works then I'd be grateful to know about it. These are very reliable connectors (used for things like powering winches and snowplows), have a nice weatherproof cover, and are rated for 50amps of power. WIth Built-in Maximum Power Point Tracking (MPPT) technology, this battery charger with MPPT maximizes the solar power when charging from solar panels, and ensures that the loads receive maximum current to be used. If the Alt. On the negative, only the two negative marker wires where cut, as well as the negative tiny wire to the TPMS. 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. One simple way for us to solve this issue would be to just add a third BattleBorn Lithium battery. When connected with two batteries, it is vital to be able to isolate the two start and service batteries for charging safety. Bought a 170 lithium battery from renogy 4 months ago and one major issue shows up every-time. 4. This guy Matt at Adventurousway.com has some great info ok on with the show ! Featuring a 3-stage battery charger and multiple electronic protections, users can feel confident that their batteries are being charged optimally and automatically. Make sure that the plug cannot tough the post by pushing it down out of the way. 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). For smart alternator, an IGN Port is featured to connect the Vehicle Ignition for auto-trigger once it detects the vehicle is started. Please allow up to 1 to 2 business days for processing and 3 to 5 business days for shipping. 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. If you have any questions, please contact us in time. Special thanks to the hard work of Eddie Glonek of Mobile Homestead Solar Services as usual. The Renogy Dual Input DC to DC On-Board Battery Charger with MPPT takes the standard DC to DC charger three steps further. This battery charger is compatible with both traditional and smart alternators. This multi-stage, multi-input battery charger can charge the house battery from a starter battery linked to the car alternator or by utilizing solar panels connected directly to the unit. Fisrt class. Compatible with a multitude of alternator types, the DC-DC battery charger offers correct charging for AGM, Flooded, Gel, and Lithium batteries. Eddie suggested giving the cables a good lube with dishwashing soap, so the fat rubber cables would slip nicely through the hose. I had to swivel the seat base in order to get a socket onto the back two bolts. 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 . It's the smart way to keep yourself fully charged and off-grid longer! . Its a great MPPT Solar controller/DC to DC battery charger. The Renogy is $130 less. The charger is overheating in Scotland in Mid winter and where the charger sits its about 15c and it has plenty of air. Eddie then connected the DC positive wire from the green terminal left connector, to a test DC positive on our batteries and. : 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. And finally, connect the a DC positive wire to switch ON the converter and see if it works. Please allow up to 1 to 2 business days for processing and 3 to 5 business days for shipping. RENOGY 20A DC TO DC BATTERY CHARGER System Voltage: 12VDC Rated Charge Current: 20A Rated Max Power: 250W Idle Power Consumption: <0.4A Input Voltage Range: 8V-16V Weight: 3 lbs. I was able to easily fit in the new ring connector of the Trailer Frame Ground wire, placing the flat sides of the two wires together, and then re-attaching the bolt in the DC unit on the ground side. Check out our UPDATED DC-DC charger review and installation video:https://youtu.be/6nAFz8mF7k8Happy New Year everyone!We took time off over the winter break . Question: can I use a smaller gauge wire like a an 18 gauge wire instead of a hes y 4 g cable? There are two LED lights above the dip switches, and if it was powered on and working properly, we should have seen a green light on the left side. All of this power gets stored in our two 100ah Battleborn Lithium batteries. 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! that its not really going to move much current. It came with a positive / negative alligator clip that you can just connect to your battery. 1. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); im out at Hartman Rocks, just outside of Gunnison, CO. 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. Great bit ov kit once up a running would Recomend, im running 640 watt renogy panels, 2000w Renogy inverter, Renogy Bluetooth, x2 Renogy smart lithium batteries, and dc50 mppt charge controller. Renogy DC-DC Chargers support a variety . A typical installation of a DC-DC charger. I picked the 40 amp model . step 17 : So now that we knew everything was rewired and working properly, it was time to connect the DC ON wire to a 12 volt source, in our case, some running lights so that when the truck is in tow mode you could send power, if desired, to the DC Charger. To change the battery type you will need to press the push button that is located on the PV+ and ALT+ side of the DCDC, then continue to press the button and the LED will display different colors with each representing a single type of battery. Much like a Solar Controller, the DC-DC Charger needs to know your battery chemistry as well as the recommended voltage range so that it can properly charge. After install I received a dash light for . However, since standard/traditional alternator has a fixed voltage when charging, while smart alternator has a controlled charging output based on operating conditions, it is required to connect the charger to the smart alternator through the Vehicle Ignition Port by the IGN Signal Wire comes with the package. Please note the LC cable is not included. 18-16AWG copper cable recommended. step 16 : OK, so now that we knew that we were missing Trailer Frame Ground in this whole setups circuit, all we needed to do was get Trailer Frame Ground into the input side of the DC-DC Charger unit. and THERE WAS ! Filter By Request Wholesale Price REGO 12V 60A DC-DC Battery Charger Compare $499.99 Add to Cart DCC50S 12V 50A DC-DC On-Board Battery Charger with MPPT Compare $269.99 $339.99 The DC-DC battery charger will charge your house batteries from the starter battery by 3-stage charging (Bulk, Boost, and Float), to make sure it optimally and automatically charge to 100%. See photo 2.3. DC-DC are used in 2 x battery systems where the starter battery charges the house battery to 100% in vehicles or boats. Considering this when calculating cable sizes will avoid voltage drop and overheating complications. Renogy 20A 12V DC to DC On-Board Battery Charger is designed to charge secondary batteries while driving using the primary battery connected to the alternator. I mounted the Tire Minder to the cabinet (it had been just floating around on the floor of the battery compartment). It allows me to charge my batteries with proper multi-stage charging by both my alternator AND solar panels. See photo 1.2. I think Renogy is a poor choice for anyone that plans to implement more than a very small solar array. step 11 : slippery silliness ! The new Orion-Tr Smart DC-DC charger is designed for use in dual battery systems in vehicles or boats, where the (smart) alternator and the start battery are used to charge the service battery. The large terminal screw bolts are far too short for large cables and is a struggle to get the cables screwed down, All you need to fix this problem are longer terminal screw bolts. 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. This will give maximum battery cell life. How do I set the battery since there is no display screen? Eddie added some scrap wood and drilled it to the floor of the camper, right next to the Inverter. BTW this mod is working great, when we need it, it really fills up our lithium batteries quickly. 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. This enables the backup battery's charge to be replenished quickly. Now it was time to test our setup ! 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. 4. 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. Renogy DCC50S 12V 50A DC Board Battery Charger. We had several days of heavy cloud cover, mist and steady rain while staying at Hartman Rocks near Gunnison, CO. Is it necessary? If you have any questions regarding this product, please, 2.65 X 1.38 X 0.55 in (67.3 X 35 X 14 mm), SBPVW (Self build panel vans with windows) on Mar 23rd 2021, 12V 20A DC to DC On-Board Battery Charger, DCC50S 12V 50A DC-DC On-Board Battery Charger with MPPT(New Version), 12V 40A DC to DC On-Board Battery Charger, 12V 60A DC to DC On-Board Battery Charger, 12V 100Ah Lithium Iron Phosphate Battery w/ Bluetooth, RBC3050D1S Fuse Installation Instructions, Monitoring Screen for DC-DC MPPT Battery Charger Series manual, Alternator Input Voltage : Traditional Alternator: 13.2-16VDC Smart Alternator (Euro 6): 12-16VDC, Operating Temperature Range : -31F~149F / -35C~65C, Dimensions : 9.6 x 5.7 x 3.0 in / 244 x145 x77 mm, Communication Port:RJ45 (RS485 Protocol), Operating Temperature Range: -4F~113F / -20C~45C, Dimension: 2.76 x 4.33 x 1.25 inch / 70 x 110 x 31.8 mm. If you have any questions regarding this product, please, More questions about your off-grid power system? This wire turns the unit on and off whenever it has DC positive. Renogy 40A DC-DC Charger 60 Amp Switchable Breaker 50 Amp Switchable Breaker Battery Terminal Fuse Holder (if not already on battery) 60 Amp Terminal Fuse 4 GA Cable 20 FT 100% Copper Booster Cables Anderson Type Connectors 4 GA Lugs and Heat Shrink Hydraulic Crimper Bernzomatic Torch Vamplier Electrician Scissors Uni-T Clamp-On Amp Meter 4. The compact and robust design makes it suitable for all conditions. It has multifunctional safety technology including over-voltage protection, over-temperature protection, and reverse polarity protection to make it safer for use. Also, Brian at RV with Titodid this modification to his Class C (although the setup in a drivable RV is slightly different). The battery temperature sensor for DC-to-DC car battery chargers can be purchased at the Renogy store. Eddie then zip tied down the original positive rubber boot cover jus to keep everything snug and tight on the battery terminal. 1. welcome to our little blog. Renogy DC-DC On-Board Battery Charger is designed to charge service batteries from a starting battery linked to an alternator or by utilizing solar panels connected directly to the unit, offering multiple charging options and ensuring your battery stay fully charged. I went for a photon universe 200w solar panel since Renogy didnt have a comparable device available. Be careful not to over-torque the terminals on the DCDC as over-torquing may cause irreparable damage (Do not exceed 16 N-m / 3.3 ft-lb). So driving in full sun and an empty battery the best the charger would put in is 32 amps. Renogy DC-DC Chargers support a variety of battery types and, depending on the charger, it operates while driving or stationary in order to maximize your off-grid lifestyle. I solved this problem by installing a switch to isolate the solar when driving and in this way the alternator side produces and charges at 50 amps. Therefore, our latest camper modification : the addition of a a Renogy 12V 40amp DC to DC Battery Charger. This design method can well prevent the starting battery from being over-discharged during the charging process. We decided to try a DC-DC charger from Renogy. The D+ Ignition cable is a design method used to identify whether the generator is started. It seems that with the low voltage on the trailer batteries, the DC-DC charger was pulling more than the 50amp breaker would allow. Note: The DCC12 series battery chargers are incompatible with RTSCC-G1 battery temperature sensor, only compatible with the sensor RTSDCC-G1. 2. Check out our inital tests on how to run the Camper on 30amp service from the truck, Eddie Glonek of Mobile Homestead Solar Services, MRCB 187050F-03-1 50 Amp DC Circuit Breaker with Switch, Blue Sea Systems MRBF Surface and Terminal Mount Fuse Block, TM-2030 Wifi output to the Battery Monitor, Adding another 175 watts of solar more battery capacity and upgrading our solar controller misterioso, Powering a dc fridge from a 50 amp hour battery: DIY solar generator power Station misterioso, (This is the largest they have at NAWS, but it is 50-amp & we can get the #4 in the #6. just something to consider. Thats getting very close to your. I see no need for an additional large ground cable. Pretty good in theory, but it was much much harder to accomplish the cable pull through the hose. 1. Why do we need Smart DC-DC chargers? DCC50S 12V 50A DC-DC On-Board Battery Charger with MPPT(New Version). For boats, the DC to DC charger will be plugged into a dockside outlet for use when the boat is in port. This side of the DC Charger is the outgoing power, which connects to the camper batteries. Easy to install and well made. Luckily, there was an existing ground which Eddie could re-use, right under the tail. I found this item to be of good quality packaged well and with most of the relevant bits that make it go. Renogy's DC to DC MPPT on-board Battery Charger is designed to give you options! I also ordered another Renogy DC-DC Charger, this time directly from Renogy instead of from Amazon, just in case this would help accelerate in getting customer support going forward. Below is a proud Eddie, and his new Load side Anderson connector. I located an upfitter manual on the Mercedes site ( https://www.upfitterportal.com/en-us/files/en-us/beg/my20/sprinter.pdf), it required an email in order to download, so don't let that stop you if you can't download it without providing an email. 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