RoaDCharger Direct Wire Auxiliary Battery Charger - 20 Amp | RC20-DW-WW

In stock - 18 items available
Regular price $ 599.00

We offer the following methods of delivery:

  • Same day Freight Shipping when ordered Mon-Fri before 12pm central time. (excluding holidays)
  • Pickup from our Mandeville, Louisiana warehouse
  • In some cases, free shipping - please contact us: or call 985-888-6554

**Purchase a hydraulic pump with your RoadCharger and save $75!

Get more work done with this innovative vehicle to trailer auxiliary battery charger by constantly recharging your trailer batteries on the go. This DC-to-DC Direct Wire battery charger improves the condition of your 12V trailer-mounted battery faster than the competition. This powerful 20 Amp DC-to-DC battery charger charges your auxiliary batteries faster than competing brands, all while driving down the road. Increase your productivity and reduce downtime due to dead battery mishaps. The included 20 foot wire whip connector allow for ease of hook-up  direct to your vehicle battery with no wire cutting or additional purchases. 

Simply charge your dump trailer batteries while the trailer is in tow and never miss a dump cycle again. This product is guaranteed to increase your productivity and reduce replacement battery costs.


  • Application: 12V Vehicle systems with Standard or Smart Alternators
  • Supported Battery Types: AGM, Gel, Standard Lead-acid, Calcium, and Lithium-ion Batteries
  • Input Voltage: +9.5 to +16V DC
  • Max Output Current: 20 Amps
  • Storage Temperature Range: -67° F to 257° F (-55° C to +125° C)
  • Ambient Air Operating Temperature: -40° F to 185° F (-40° C to +85° C)
  • Dimensions: 5.6” x 7.5” x 2.3”
  • Weight: 8.8 lbs
  • Compliance: FMVSS 121, SAE J227, TMC RP141
  • Ingress (IP) Rating: IP67, IP69K

Download: RoadCharger Manual

 ***NOTE: 35 Amp RoadCharger direct-wire is available for $699.00 upon request. Simply call us at 985-888-6554


**Discount can be combined with other offers and is automatically applied at checkout