REDARC Dual Input 40A In-Vehicle DC Battery Charger

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Install Instructions

Install Instructions for REDARC Dual Input 40A In-Vehicle DC Battery Charger

Warning: California Residents

WARNING: Cancer and Reproductive Harm

REDARC Dual Input 40A In-Vehicle DC Battery Charger Info & Specs

This 12V, 40A In-vehicle DC to DC Battery Charger from REDARC is designed to optimize charging and maintain levels of your auxiliary battery when driving or with portable solar panels when parked. It uses multi-stage DC-DC charging from both solar and the alternator simultaneously. Suitable for many battery types used in automotive and recreational vehicles including lithium, AGM, GEL, standard lead acid and calcium.  

This DC-DC battery charger with solar input has been proven to work in the harshest of environments  including deep water crossings, and stands up against extreme heat (up to 176°F). It’s fully sealed against the risk of infiltration from water and dust and will hold up to the adventure at hand. It's designed to maximize the performance and life of your auxiliary battery and is suited for battery bank sizes of 75-200AH and above in most applications.

Input Voltage: 9 - 32VDC
Output Voltage: 12VDC
Maximum Charging Voltage: 15.3V
Output Current Rating (Cont.): 40A 
Output Power: 600W
Input Fuse Rating: 60A  
Output Fuse Rating: 60A  
Standby Current Draw: <8mA

  • 6.50 (L) x 4.72 (W) x 1.46 (H)
  • Weight - 2.3lbs


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Welcome back to our epic Arctic expedition! So far, we've traveled through the stunning landscapes of British Columbia and the Yukon, crossed sketchy bridges, encountered incredible wildlife, and explored unique sites and historic towns. Each moment has brought us closer to our ultimate goal – the Arctic Ocean. Today, we embark on the legendary Dempster Highway, leaving Dawson City behind and setting our sights on the Arctic Circle.